Graham's Tick-trefoil
Desmodium grahamii
Observed in the ponderosa woodlands of Granite Mountain Wilderness, Yavapai Co., Arizona, USA. September 2012.
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FRUIT: The small bean pods are coated with sticky hairs and readily break into individual bean-segments which then can hitch a ride on clothing of fur.
FLOWERS: Dark pink or purplish pea flowers are small and borne in short spikes.
LEAVES: The leaves have three leaflets, i.e. trifoliate.
PERENNIAL: Re-grows for several seasons from a woody crown. Herbaceous upper portions are slender-stemmed and often supported by other plants.
RANGE: Found in montane meadows and forest throughout much of southwestern United
States. There are a number of similar species of Desmodium.
Fabaceae -- Bean Family
More Information:
- Southwest Environmental Information Network
- USDA Plant Profile
- Encyclopedia of Life
- Google Images
- Google Scholar Literature Search