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Plant
habit
shrubs
herbaceous
grass-like
special groups
composites
legumes
spurges
dicots
monocots
longevity
annual or biennial
perennial
leaves/twigs aromatic when crushed
without marked odor
clearly odiferous
Leaves
arrangement/phyllotaxy
basal
alternate
opposite
blade division
all simple
deeply lobed or divided
some or all fully compound
Flower
principal flower color
white or cream
purple
green
yellow
orange
red
pink
inconspicuous
ovaries/pistils per flower
1
more than 5
Fruit or Cone
mature fruit dehiscence
opening along 1-2 seams
opening along 3 to many seams
does not split open to release seed
PSC 5550/6550 Set 3 Weeds
Corey V. Ransom and Heather Elwood
Species Count: 25
Amaranthaceae
Halogeton glomeratus
Asteraceae
Acroptilon repens
Arctium minus
Artemisia tridentata
Centaurea diffusa
Centaurea solstitialis
Centaurea stoebe
Centaurea virgata
Ericameria nauseosa
Gutierrezia sarothrae
Leucanthemum vulgare
Tragopogon dubius
Xanthium strumarium
Boraginaceae
Cynoglossum officinale
Brassicaceae
Isatis tinctoria
Lepidium draba
Euphorbiaceae
Euphorbia esula
Fabaceae
Galega officinalis
Hypericaceae
Hypericum perforatum
Plantaginaceae
Linaria dalmatica
Linaria vulgaris
Poaceae
Bromus tectorum
Poa bulbosa
Taeniatherum caput-medusae
Rosaceae
Potentilla recta