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Checklist: PSC 5550/6550 Set 4 Weeds
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Key: PSC 5550/6550 Set 4 Weeds
Taxon:
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Ambrosia
Anacardiaceae
Apiaceae
Apocynaceae
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Asteraceae
Brassicaceae
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Dipsacus
Elaeagnaceae
Elaeagnus
Epilobium
Equisetaceae
Equisetum
Fabaceae
Grindelia
Hyoscyamus
Iva
Lepidium
Lythraceae
Lythrum
Melilotus
Onagraceae
Onopordum
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Poaceae
Polygonaceae
Rumex
Scrophulariaceae
Solanaceae
Solanum
Tamaricaceae
Tamarix
Toxicodendron
Typha
Typhaceae
Urtica
Urticaceae
Verbascum
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Scientific Name
Common Name
Plant
habit
trees
shrubs
vines / lianas
herbaceous
ferns & allies
grass-like
aquatic & OBL wetland species
special groups
composites
legumes
milkweeds
dicots
monocots
longevity
annual or biennial
perennial
armature
unarmed
armed
sap
latex absent (sap clear)
latex present
leaves/twigs aromatic when crushed
without marked odor
clearly odiferous
Leaves
arrangement/phyllotaxy
basal
alternate
opposite
whorled
fascicled/clustered along stem
blade division
all simple
deeply lobed or divided
some or all fully compound
fleshy or succulent leaves
fleshy/succulent
not fleshy/succulent
Flower
ovaries/pistils per flower
1
2-5
Fruit or Cone
fruit consistency at maturity
dry/leathery
fleshy
PSC 5550/6550 Set 4 Weeds
Corey V. Ransom and Heather Elwood
Species Count: 25
Anacardiaceae
Toxicodendron rydbergii
Apiaceae
Conium maculatum
Apocynaceae
Asclepias speciosa
Asteraceae
Ambrosia artemisiifolia
Carduus nutans
Cirsium arvense
Cirsium vulgare
Cyclachaena xanthiifolia
Grindelia squarrosa
Onopordum acanthium
Brassicaceae
Lepidium latifolium
Caprifoliaceae
Dipsacus fullonum
Elaeagnaceae
Elaeagnus angustifolia
Equisetaceae
Equisetum laevigatum
Fabaceae
Melilotus officinalis
Lythraceae
Lythrum salicaria
Onagraceae
Epilobium brachycarpum
Poaceae
Phragmites australis
Polygonaceae
Rumex crispus
Scrophulariaceae
Verbascum thapsus
Solanaceae
Hyoscyamus niger
Solanum dulcamara
Tamaricaceae
Tamarix chinensis
Typhaceae
Typha latifolia
Urticaceae
Urtica dioica
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