EcoFloraWeb-KeyGraminoid Leaf and Stem Anatomy

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Home >> Checklist: Graminoid Leaf and Stem Anatomy >> Previous version of Key >> Identification Key (new version): Graminoid Leaf and Stem Anatomy Filter/Display Options Family/Genus Filter: Sort by: Display Common Names Display images Plant habit grass-like aquatic & OBL wetland species special groups dicots monocots longevity annual or biennial perennial Leaves blade division all simple deeply lobed or divided some or all fully compound leaf attachment leaf stalk (petiole) clearly present sheathing Flower principal flower color white or cream yellow inconspicuous flower type radial symmetry 5 petals petals indistinguishable Fruit or Cone mature fruit dehiscence opening along 1-2 seams does not split open to release seed Graminoid Traits leaf arrangment - number of ranks 2-ranked 3-ranked stem consistency hollow except at nodes solid culm cross-section round angled leaf sheath closed (not split) open (split on side) ligules absent eciliate membrane ciliate membrane fringe of hairs erose spikelet disarticulation breaking up at maturity (above glumes) falling entire (below glumes) spikelet compression laterally compressed dorsally compressed subterete awns - present/absent awns present awns absent Graminoid Leaf and Stem Anatomy Vera Markgraf and Hugo Berger Species Count: 65 Apiaceae Daucus pusillus Cyperaceae Carex ebenea Carex kelloggii Poaceae Achnatherum lettermanii Achnatherum nelsonii Agrostis exarata Andropogon glomeratus Andropogon hallii Aristida purpurea Bothriochloa laguroides Bouteloua barbata Bouteloua eriopoda Bouteloua gracilis Bromus catharticus Bromus ciliatus Bromus inermis Bromus tectorum Chloris virgata Danthonia californica Danthonia intermedia Digitaria cognata Disakisperma dubium Echinochloa crus-galli Elymus elymoides Elymus glaucus Eragrostis mexicana Eragrostis pectinacea Eriocoma hymenoides Erioneuron pilosum Festuca saximontana Glyceria borealis Hesperostipa comata Hordeum jubatum Hordeum murinum Jarava speciosa Koeleria macrantha Leymus cinereus Melica porteri Muhlenbergia asperifolia Muhlenbergia microsperma Muhlenbergia montana Munroa squarrosa Nassella cernua Nassella pulchra Nassella viridula Panicum capillare Pappostipa speciosa Pascopyrum smithii Paspalum dilatatum Piptatheropsis micrantha Piptochaetium pringlei Poa fendleriana Poa reflexa Polypogon monspeliensis Pseudoroegneria spicata Puccinellia distans Schizachyrium scoparium Setaria viridis Sporobolus airoides Sporobolus contractus Sporobolus cryptandrus Thinopyrum intermedium Tridens muticus Trisetum spicatum Vulpia octoflora
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