Lupinus peirsonii

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Lupinus peirsonii
Lupinus peirsonii 25495424.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Genus: Lupinus
Species:
L. peirsonii
Binomial name
Lupinus peirsonii

Lupinus peirsonii is a rare species of lupine known by the common names Peirson's lupine and long lupine. [1] It is endemic to the San Gabriel Mountains of Los Angeles County, California, where it grows in woodland and forest habitat. It is an erect, branching perennial herb growing 30 to 60 centimetres (12 to 24 in) tall. [2] Each palmate leaf is made up of five to eight fleshy leaflets up to seven centimetres (2.8 in) long. The herbage is coated in silvery silky hairs. [3] The inflorescence is a raceme of whorled yellow flowers each about a centimeter in length. The fruit is a silky-haired legume pod three or four centimetres (1.2 or 1.6 in) long.

References

  1. ↑ "Long Lupine (Lupinus peirsonii) | U.S. Fish & Wildlife Service". www.fws.gov. Retrieved 22 June 2025.
  2. ↑ "Lupinus peirsonii". ucjeps.berkeley.edu. The University and Jepson Herbaria University of California, Berkeley. Retrieved 22 June 2025.
  3. ↑ Baldwin, Bruce G.; Goldman, Douglas H. (31 January 2012). The Jepson Manual: Vascular Plants of California. University of California Press. p. 776. ISBN   978-0-520-25312-4 . Retrieved 22 June 2025.
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