Lupinus pusillus
Lupinus pusillus | |
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Lupinus pusillus, Montana | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Fabales |
Family: | Fabaceae |
Subfamily: | Faboideae |
Genus: | Lupinus |
Species: | L. pusillus
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Binomial name | |
Lupinus pusillus Pursh
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Lupinus pusillus, the rusty lupine[1] or dwarf lupine, is an annual plant in the legume family (fabaceae) found in the Colorado Plateau and Canyonlands region of the southwestern United States(California),[2]: 159 and north to Montana.
Description
Growth pattern
It is an annual plant growing up to 9 inches (23 cm) tall. "Pusillus is for the small size of the plant.[2]: 159
Leaves and stems
Leaves are compound
: 159Plant stems and leaf stems (petioles) have long spreading hairs.[2]: 159
Inflorescence and fruit
It blooms from April to June.[2]: 159
Flowers are in stalks of 4-38 and bluish to purple or bicolored, with a yellow spot on the upper petal.[2]: 159
Seedpods are nearly oval and have constrictions separating the seeds.[2]: 159
Habitat and range
It can be found in
When growing in reddish sand, the blue flowers make a striking contrast with the sun at a low angle.[2]: 159
Ecological and human interactions
It is pollinated by bees.[2]: 159
References
- ^ USDA, NRCS (n.d.). "Lupinus pusillus". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 10 May 2017.
- ^ ISBN 978-0-7627-7013-7