Home >> Checklist: Maxwell National Wildlife Refuge (Draft) >> Previous version of Key >> Identification Key (new version): Maxwell National Wildlife Refuge (Draft)
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Plant
habit
trees
shrubs
vines / lianas
herbaceous
grass-like
cactus-like / succulents
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
blade division
all simple
deeply lobed or divided
some or all fully compound
leaf (blade) presence
leaf blades present
no leaves apparent
Flower
principal flower color
white or cream
purple
blue
green
yellow
orange
red
pink
brown
inconspicuous
ovaries/pistils per flower
1
2-5
more than 5
Fruit or Cone
fruit consistency at maturity
dry/leathery
fleshy
mature fruit dehiscence
opening along 1-2 seams
opening along 3 to many seams
does not split open to release seed
Species Count: 97
Alismataceae
Alisma gramineum
Amaranthaceae
Amaranthus hybridus
Bassia scoparia
Chenopodiastrum simplex
Chenopodium album
Chenopodium pratericola
Apocynaceae
Asclepias speciosa
Asclepias subverticillata
Asparagaceae
Asparagus officinalis
Asteraceae
Ambrosia tomentosa
Artemisia frigida
Carduus nutans
Chaetopappa ericoides
Cirsium arvense
Cirsium undulatum
Conyza canadensis
Erigeron canus
Erigeron divergens
Erigeron flagellaris
Erigeron tracyi
Grindelia squarrosa
Gutierrezia sarothrae
Helianthus annuus
Iva axillaris
Lactuca serriola
Liatris punctata
Lygodesmia juncea
Machaeranthera tanacetifolia
Packera tridenticulata
Ratibida columnifera
Ratibida tagetes
Scorzonera laciniata
Sonchus asper
Symphyotrichum ericoides
Tragopogon dubius
Xanthisma spinulosum
Xanthium strumarium
Boraginaceae
Lithospermum incisum
Brassicaceae
Barbarea vulgaris
Camelina microcarpa
Descurainia sophia
Erysimum asperum
Rorippa sinuata
Cactaceae
Opuntia phaeacantha
Convolvulaceae
Convolvulus arvensis
Cyperaceae
Bolboschoenus maritimus
Carex occidentalis
Eleocharis macrostachya
Eleocharis parvula
Schoenoplectus tabernaemontani
Fabaceae
Astragalus missouriensis
Lupinus plattensis
Medicago sativa
Melilotus albus
Melilotus officinalis
Pediomelum tenuiflorum
Sophora nuttalliana
Vicia americana
Iridaceae
Iris missouriensis
Malvaceae
Malva neglecta
Onagraceae
Oenothera curtiflora
Oenothera suffrutescens
Plantaginaceae
Collinsia parviflora
Plantago patagonica
Poaceae
Bouteloua dactyloides
Bouteloua gracilis
Bromus catharticus
Bromus inermis
Bromus japonicus
Bromus tectorum
Erioneuron pilosum
Hilaria jamesii
Hordeum jubatum
Lolium arundinaceum
Muhlenbergia asperifolia
Panicum capillare
Pascopyrum smithii
Poa fendleriana
Poa pratensis
Poa wheeleri
Polypogon monspeliensis
Setaria viridis
Sphenopholis obtusata
Triticum aestivum
Polygonaceae
Persicaria lapathifolia
Rumex mexicanus
Rumex salicifolius
Rumex stenophyllus
Ranunculaceae
Delphinium ajacis
Myosurus patagonicus
Rosaceae
Potentilla norvegica
Solanaceae
Calibrachoa parviflora
Quincula lobata
Tamaricaceae
Tamarix chinensis
Typhaceae
Typha angustifolia
Verbenaceae
Phyla cuneifolia
Verbena bracteata