Central Taxonomic Thesaurus
Taxon Search
  Plantae
    Tracheophyta
           [Tracheobionta]
    Spermatophyta
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
               Asterids
                    Cornales
                            <b>Hydrangeaceae</b>
                                     <i>Carpenteria</i>
                                             <i>Carpenteria californica</i>
                                     <i>Deutzia</i>
                                             <i>Deutzia baroniana</i>
                                                   [Deutzia prunifolia]
                                             <i>Deutzia calycosa</i>
                                             <i>Deutzia compacta</i>
                                             <i>Deutzia corymbosa</i>
                                             <i>Deutzia crenata</i>
                                                   [Deutzia scabra var. crenata]
                                               <i>Deutzia crenata var. magnifica</i>
                                             <i>Deutzia discolor</i>
                                                   [Deutzia vilmorinae]
                                             <i>Deutzia floribunda</i>
                                                   [Deutzia crenata var. pubescens]
                                             <i>Deutzia glabrata</i>
                                             <i>Deutzia glauca</i>
                                             <i>Deutzia glomeruliflora</i>
                                             <i>Deutzia gracilis</i>
                                             <i>Deutzia grandiflora</i>
                                             <i>Deutzia hookeriana</i>
                                             <i>Deutzia hypoglauca</i>
                                             <i>Deutzia longifolia</i>
                                             <i>Deutzia maximowicziana</i>
                                             <i>Deutzia mexicana</i>
                                                   [Neodeutzia mexicana]
                                             <i>Deutzia naseana</i>
                                             <i>Deutzia ningpoensis</i>
                                                   [Deutzia chunii]
                                             <i>Deutzia occidentalis</i>
                                                   [Deutzia oaxacana]
                                             <i>Deutzia paniculata</i>
                                             <i>Deutzia parviflora</i>
                                                   [Deutzia parviflora var. ovatifolia]
                                               <i>Deutzia parviflora var. amurensis</i>
                                                     [Deutzia amurensis]
                                               <i>Deutzia parviflora var. micrantha</i>
                                             <i>Deutzia pringlei</i>
                                             <i>Deutzia pulchra</i>
                                                   [Deutzia bartlettii]
                                                   [Deutzia hayatai]
                                             <i>Deutzia scabra</i>
                                               <i>Deutzia scabra var. candidissima</i>
                                               <i>Deutzia scabra var. sieboldiana</i>
                                             <i>Deutzia schneideriana</i>
                                             <i>Deutzia setchuenensis</i>
                                             <i>Deutzia sieboldiana</i>
                                             <i>Deutzia staminea</i>
                                             <i>Deutzia taiwanensis</i>
                                             <i>Deutzia uniflora</i>
                                                   [Deutzia coreana var. triradiata]
                                                   [Deutzia coreana]
                                                   [Deutzia tozawae]
                                             <i>Deutzia x lemoinei</i>
                                               <i>Deutzia x lemoinei var. compacta</i>
                                             <i>Deutzia x magnifica</i>
                                             <i>Deutzia yaeyamensis</i>
                                             <i>Deutzia × magnifica</i>
                                     <i>Edwinia</i>
                                             <i>Edwinia americana</i>
                                             <i>Edwinia californica</i>
                                             <i>Edwinia macrocalyx</i>
                                     <i>Fendlera</i>
                                             <i>Fendlera falcata</i>
                                             <i>Fendlera linearis</i>
                                                   [Fendlera rigida]
                                             <i>Fendlera rupicola</i>
                                                   [Fendlera rupicola var. falcata]
                                               <i>Fendlera rupicola var. rupicola</i>
                                             <i>Fendlera tamaulipana</i>
                                             <i>Fendlera tomentella</i>
                                             <i>Fendlera wrightii</i>
                                                   [Fendlera rupicola var. wrightii]
                                     <i>Fendlerella</i>
                                             <i>Fendlerella cymosa</i>
                                             <i>Fendlerella lasiopetala</i>
                                             <i>Fendlerella mexicana</i>
                                             <i>Fendlerella utahensis</i>
                                                   [Fendlera utahensis]
                                                   [Whipplea utahensis]
                                               <i>Fendlerella utahensis var. cymosa</i>
                                               <i>Fendlerella utahensis var. utahensis</i>
                                     <i>Hydrangea</i>
                                           [Broussaisia]
                                           [Cardiandra]
                                           [Decumaria]
                                           [Deinanthe]
                                           [Dichroa]
                                           [Pileostegia]
                                           [Schizophragma]
                                             <i>Hydrangea alternifolia</i>
                                                   [Cardiandra alternifolia]
                                                   [Cardiandra moellendorffii]
                                             <i>Hydrangea ampla</i>
                                                   [Schizophragma integrifolium f. denticulatum]
                                                   [Schizophragma integrifolium var. denticulatum]
                                                   [Schizophragma integrifolium]
                                             <i>Hydrangea anomala</i>
                                                   [Hydrangea altissima]
                                             <i>Hydrangea arborescens</i>
                                                   [Hydrangea arborescens f. carnea]
                                                   [Hydrangea arborescens var. grandiflora]
                                                   [Hydrangea vulgaris]
                                               <i>Hydrangea arborescens arborescens</i>
                                                   <i>Hydrangea arborescens f. sterilis</i>
                                               <i>Hydrangea arborescens subsp. arborescens</i>
                                               <i>Hydrangea arborescens subsp. discolor</i>
                                               <i>Hydrangea arborescens subsp. radiata</i>
                                               <i>Hydrangea arborescens var. arborescens</i>
                                               <i>Hydrangea arborescens var. deamii</i>
                                               <i>Hydrangea arborescens var. discolor</i>
                                               <i>Hydrangea arborescens var. oblonga</i>
                                               <i>Hydrangea arborescens var. sterilis</i>
                                             <i>Hydrangea arguta</i>
                                                   [Broussaisia arguta f. oppositifolia]
                                                   [Broussaisia arguta var. pellucida]
                                                   [Broussaisia arguta]
                                             <i>Hydrangea ashei</i>
                                             <i>Hydrangea aspera</i>
                                                   [Hydrangea fulvescens]
                                             <i>Hydrangea asterolasia</i>
                                             <i>Hydrangea barbara</i>
                                                   [Decumaria barbara]
                                                   [Decumaria sarmentosa]
                                             <i>Hydrangea bifida</i>
                                                   [Deinanthe bifida]
                                             <i>Hydrangea bretschneideri</i>
                                                   [Hydrangea bretschneideri var. glabrescens]
                                             <i>Hydrangea chinensis</i>
                                                   [Hydrangea angustipetala]
                                                   [Hydrangea glabrifolia]
                                               <i>Hydrangea chinensis var. lobbii</i>
                                                     [Hydrangea lobbii]
                                             <i>Hydrangea cinerea</i>
                                             <i>Hydrangea davidii</i>
                                             <i>Hydrangea diplostemona</i>
                                                   [Gilibertia diplostemona]
                                                   [Hydrangea preslii]
                                             <i>Hydrangea febrifuga</i>
                                                   [Adamia cyanea]
                                                   [Dichroa febrifuga]
                                                   [Dichroa philippinensis]
                                                   [Dichroa sylvatica]
                                             <i>Hydrangea glauca</i>
                                             <i>Hydrangea glaucescens</i>
                                                   [Schizophragma hypoglaucum]
                                                   [Schizophragma integrifolium var. glaucescens]
                                             <i>Hydrangea heteromalla</i>
                                                   [Hydrangea hypoglauca]
                                             <i>Hydrangea hirta</i>
                                             <i>Hydrangea hydrangeoides</i>
                                                   [Schizophragma hydrandeoides]
                                                   [Schizophragma hydrangeoides]
                                             <i>Hydrangea integrifolia</i>
                                                   [Hydrangea cuneatifolia]
                                                   [Hydrangea glandulosa]
                                             <i>Hydrangea involucrata</i>
                                             <i>Hydrangea jelskii</i>
                                             <i>Hydrangea kwangsiensis</i>
                                             <i>Hydrangea longipes</i>
                                             <i>Hydrangea macrocarpa</i>
                                             <i>Hydrangea macrophylla</i>
                                                   [Hydrangea hortensia]
                                                   [Hydrangea hortensis]
                                                   [Hydrangea opuloides]
                                                   [Viburnum macrophyllum]
                                                   <i>Hydrangea macrophylla f. normalis</i>
                                                         [Hydrangea macrophylla var. normalis]
                                               <i>Hydrangea macrophylla subsp. serrata</i>
                                                     [Hydrangea serrata var. serrata]
                                                     [Hydrangea serrata]
                                               <i>Hydrangea macrophylla var. macrophylla</i>
                                             <i>Hydrangea macrosepala</i>
                                             <i>Hydrangea mangshanensis</i>
                                             <i>Hydrangea nebulicola</i>
                                             <i>Hydrangea obtusifolia</i>
                                                   [Decumaria sinensis]
                                                   [Hydrangea sinensis]
                                             <i>Hydrangea oerstedii</i>
                                                   [Cornidia radiata]
                                             <i>Hydrangea paniculata</i>
                                                   [Hydrangea paniculata f. grandiflora]
                                                   [Hydrangea paniculata subsp. grandiflora]
                                                   [Hydrangea paniculata var. praecox]
                                             <i>Hydrangea peruviana</i>
                                                   [Hydrangea durifolia]
                                                   [Hydrangea panamensis]
                                             <i>Hydrangea petiolaris</i>
                                                   [Hydrangea anomala subsp. petiolaris]
                                                   [Hydrangea petiolaris var. ovalifolia]
                                             <i>Hydrangea platyarguta</i>
                                                   [Platycrater arguta]
                                             <i>Hydrangea pubescens</i>
                                             <i>Hydrangea quercifolia</i>
                                             <i>Hydrangea radiata</i>
                                                   [Hydrangea nivea]
                                             <i>Hydrangea robusta</i>
                                             <i>Hydrangea seemannii</i>
                                             <i>Hydrangea serratifolia</i>
                                                   [Hydrangea scandens]
                                             <i>Hydrangea sikokiana</i>
                                             <i>Hydrangea steyermarkii</i>
                                             <i>Hydrangea strigosa</i>
                                             <i>Hydrangea tarapotensis</i>
                                             <i>Hydrangea tomentella</i>
                                                   [Pileostegia tomentella]
                                             <i>Hydrangea umbellata</i>
                                             <i>Hydrangea versicolor</i>
                                                   [Dichroa versicolor]
                                             <i>Hydrangea vestita</i>
                                             <i>Hydrangea viburnoides</i>
                                                   [Pileostegia viburnoides]
                                             <i>Hydrangea villosa</i>
                                             <i>Hydrangea weberbaueri</i>
                                             <i>Hydrangea xanthoneura</i>
                                             <i>Hydrangea yaoshanensis</i>
                                                   [Dichroa yaoshanensis]
                              Hydrangeoideae
                                     <i>Jamesia</i>
                                             <i>Jamesia americana</i>
                                                   [Jamesia californica]
                                               <i>Jamesia americana subsp. californica</i>
                                               <i>Jamesia americana var. americana</i>
                                               <i>Jamesia americana var. californica</i>
                                               <i>Jamesia americana var. macrocalyx</i>
                                               <i>Jamesia americana var. rosea</i>
                                               <i>Jamesia americana var. zionis</i>
                                             <i>Jamesia tetrapetala</i>
                              Jamesioideae
                                     <i>Kirengeshoma</i>
                                             <i>Kirengeshoma palmata</i>
                                     <i>Neodeutzia</i>
                                             <i>Neodeutzia ovalis</i>
                                     <i>Philadelphus</i>
                                             <i>Philadelphus acuminatus</i>
                                             <i>Philadelphus affinis</i>
                                             <i>Philadelphus argenteus</i>
                                                   [Philadelphus microphyllus subsp. argenteus]
                                                   [Philadelphus microphyllus var. argenteus]
                                             <i>Philadelphus argyrocalyx</i>
                                                   [Philadelphus microphyllus subsp. argyrocalyx]
                                             <i>Philadelphus asperifolius</i>
                                             <i>Philadelphus austromexicanus</i>
                                             <i>Philadelphus brachybotrys</i>
                                             <i>Philadelphus calcicolus</i>
                                             <i>Philadelphus californicus</i>
                                                   [Philadelphus gordonianus var. columbianus]
                                                   [Philadelphus lewisii subsp. californicus]
                                             <i>Philadelphus caucasicus</i>
                                             <i>Philadelphus columbianus</i>
                                             <i>Philadelphus confusus</i>
                                             <i>Philadelphus cordifolius</i>
                                             <i>Philadelphus coronarius</i>
                                                   [Philadelphus salicifolius]
                                             <i>Philadelphus coulteri</i>
                                             <i>Philadelphus crinitus</i>
                                             <i>Philadelphus cymosus</i>
                                             <i>Philadelphus dasycalyx</i>
                                             <i>Philadelphus delavayi</i>
                                             <i>Philadelphus ellipticus</i>
                                             <i>Philadelphus ernestii</i>
                                             <i>Philadelphus floridus</i>
                                             <i>Philadelphus fremontii</i>
                                             <i>Philadelphus gattingeri</i>
                                             <i>Philadelphus glabripetalus</i>
                                             <i>Philadelphus gloriosus</i>
                                             <i>Philadelphus grandiflorus</i>
                                             <i>Philadelphus henryi</i>
                                             <i>Philadelphus hirsutus</i>
                                                   [Philadelphus hirsutus var. hirsutus]
                                                   [Philadelphus hirsutus var. intermedius]
                                                   [Philadelphus hirsutus var. nanus]
                                             <i>Philadelphus hitchcockianus</i>
                                             <i>Philadelphus incanus</i>
                                                   [Philadelphus incanus var. sargentianus]
                                             <i>Philadelphus inodorus</i>
                                                   [Philadelphus grandiflorus var. floribundus]
                                                   [Philadelphus ×magnificus]
                                               <i>Philadelphus inodorus var. carolinus</i>
                                               <i>Philadelphus inodorus var. grandiflorus</i>
                                               <i>Philadelphus inodorus var. inodorus</i>
                                               <i>Philadelphus inodorus var. laxus</i>
                                                     [Philadelphus laxus]
                                               <i>Philadelphus inodorus var. strigosus</i>
                                             <i>Philadelphus insignis</i>
                                             <i>Philadelphus intectus</i>
                                               <i>Philadelphus intectus var. intectus</i>
                                               <i>Philadelphus intectus var. pubigerus</i>
                                             <i>Philadelphus kansuensis</i>
                                             <i>Philadelphus karwinskianus</i>
                                             <i>Philadelphus karwinskyanus</i>
                                             <i>Philadelphus latifolius</i>
                                             <i>Philadelphus lewisii</i>
                                                   [Philadelphus gordonianus]
                                                   [Philadelphus lewisii subsp. gordonianus]
                                                   [Philadelphus lewisii var. angustifolius]
                                                   [Philadelphus lewisii var. ellipticus]
                                                   [Philadelphus lewisii var. gordonianus]
                                                   [Philadelphus lewisii var. helleri]
                                                   [Philadelphus lewisii var. intermedius]
                                                   [Philadelphus lewisii var. oblongifolius]
                                                   [Philadelphus lewisii var. parvifolius]
                                                   [Philadelphus lewisii var. platyphyllus]
                                               <i>Philadelphus lewisii var. californicus</i>
                                               <i>Philadelphus lewisii var. lewisii</i>
                                             <i>Philadelphus maculatus</i>
                                             <i>Philadelphus madrensis</i>
                                             <i>Philadelphus matudae</i>
                                             <i>Philadelphus mearnsii</i>
                                             <i>Philadelphus mexicanus</i>
                                                   [Philadelphus myrtoides]
                                             <i>Philadelphus microphyllus</i>
                                                   [Philadelphus microphyllus subsp. stramineus]
                                                   [Philadelphus microphyllus subsp. typicus]
                                                   [Philadelphus microphyllus var. linearis]
                                                   [Philadelphus microphyllus var. minutus]
                                                   [Philadelphus microphyllus var. ovatus]
                                                   [Philadelphus stramineus]
                                               <i>Philadelphus microphyllus microphyllus</i>
                                               <i>Philadelphus microphyllus subsp. maculatus</i>
                                               <i>Philadelphus microphyllus subsp. microphyllus</i>
                                               <i>Philadelphus microphyllus subsp. pumilus</i>
                                               <i>Philadelphus microphyllus var. argyrocalyx</i>
                                               <i>Philadelphus microphyllus var. crinitus</i>
                                                     [Philadelphus microphyllus subsp. crinitus]
                                               <i>Philadelphus microphyllus var. madrensis</i>
                                               <i>Philadelphus microphyllus var. microphyllus</i>
                                               <i>Philadelphus microphyllus var. microphyllus *</i>
                                               <i>Philadelphus microphyllus var. pumilus</i>
                                               <i>Philadelphus microphyllus var. stramineus</i>
                                             <i>Philadelphus minutus</i>
                                             <i>Philadelphus nepalensis</i>
                                             <i>Philadelphus oblongifolius</i>
                                             <i>Philadelphus occidentalis</i>
                                               <i>Philadelphus occidentalis var. minutus</i>
                                               <i>Philadelphus occidentalis var. occidentalis</i>
                                                     [Philadelphus microphyllus subsp. occidentalis]
                                                     [Philadelphus microphyllus var. occidentalis]
                                             <i>Philadelphus oreganus</i>
                                             <i>Philadelphus osmanthus</i>
                                             <i>Philadelphus palmeri</i>
                                             <i>Philadelphus pekinensis</i>
                                                   [Philadelphus scaber]
                                               <i>Philadelphus pekinensis var. kansuensis</i>
                                             <i>Philadelphus platyphyllus</i>
                                             <i>Philadelphus pringlei</i>
                                             <i>Philadelphus pubescens</i>
                                                   [Philadelphus nivalis]
                                                   [Philadelphus verrucosus]
                                               <i>Philadelphus pubescens var. intectus</i>
                                               <i>Philadelphus pubescens var. pubescens</i>
                                               <i>Philadelphus pubescens var. verrucosus</i>
                                             <i>Philadelphus pueblanus</i>
                                             <i>Philadelphus pumilus</i>
                                               <i>Philadelphus pumilus var. ovatus</i>
                                               <i>Philadelphus pumilus var. pumilus</i>
                                             <i>Philadelphus purpurascens</i>
                                             <i>Philadelphus purpusii</i>
                                             <i>Philadelphus satsumanus</i>
                                             <i>Philadelphus satsumi</i>
                                                   [Philadelphus satsumanus var. nikoensis]
                                                   [Philadelphus satsumi f. nikoensis]
                                                   [Philadelphus satsumi var. nikoensis]
                                             <i>Philadelphus schrenkii</i>
                                                   [Philadelphus mandshuricus]
                                               <i>Philadelphus schrenkii var. jackii</i>
                                               <i>Philadelphus schrenkii var. mandshuricus</i>
                                             <i>Philadelphus sericanthus</i>
                                               <i>Philadelphus sericanthus var. kulingensis</i>
                                               <i>Philadelphus sericanthus var. rehderianus</i>
                                             <i>Philadelphus serpyllifolius</i>
                                                   [Philadelphus serpyllifolius var. intermedius]
                                               <i>Philadelphus serpyllifolius var. serpyllifolius</i>
                                             <i>Philadelphus sharpianus</i>
                                               <i>Philadelphus sharpianus var. parviflorus</i>
                                               <i>Philadelphus sharpianus var. sharpianus</i>
                                             <i>Philadelphus subcanus</i>
                                               <i>Philadelphus subcanus var. magdalenae</i>
                                                     [Philadelphus magdalenae]
                                             <i>Philadelphus tenuifolius</i>
                                             <i>Philadelphus texensis</i>
                                               <i>Philadelphus texensis var. coryanus</i>
                                               <i>Philadelphus texensis var. ernestii</i>
                                               <i>Philadelphus texensis var. texensis</i>
                                             <i>Philadelphus tomentosus</i>
                                                   [Philadelphus coronarius var. tomentosus]
                                                   <i>Philadelphus tomentosus f. nepalensis</i>
                                                         [Philadelphus triflorus]
                                             <i>Philadelphus trichothecus</i>
                                             <i>Philadelphus wootonii</i>
                                             <i>Philadelphus x insignis</i>
                                             <i>Philadelphus x lemoinei</i>
                                             <i>Philadelphus x virginalis</i>
                                             <i>Philadelphus yokohamae</i>
                                             <i>Philadelphus zelleri</i>
                                             <i>Philadelphus zeyheri</i>
                                     <i>Whipplea</i>
                                             <i>Whipplea modesta</i>

Problematic Rooting (213390)
                                               <i>Hydrangea scandens subsp. liukiuensis</i>
                                                     [Hydrangea liukiuensis]
                                                     [Hydrangea luteovenosa]
                                               <i>Hydrangea scandens subsp. scandens</i>
                                                     [Hydrangea virens]

Problematic Rooting (213391)
                                               <i>Hydrangea serrata var. yesoensis</i>