|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Fabaceae (Leguminosae)||View Description||Dichotomous Key|
|Genus: Lupinus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Lupinus microcarpus Sims
Habit: Annual 1--8 dm, sparsely to densely hairy; cotyledons disk-like, persistent, or leaving circular scar. Stem: clearly hollow, at least below. Leaf: petiole 3--15 cm; leaflets 5--11, generally 9, 10--50 mm, 2--12 mm wide, occasionally linear, adaxially glabrous. Inflorescence: 2--30 cm; peduncle 2--30 cm; pedicels 0.5--5 mm; bracts 3.5--12 mm, reflexed, persistent. Flower: 8--18 mm; calyx upper lip 2--6 mm, lower 5--10 mm, appendages generally 0; petals white to dark yellow, pink to dark rose, or lavender to purple, wings generally ciliate on upper (less often lower) margins near claw, keel upper margins ciliate, lower less so or glabrous near claw. Fruit: erect to spreading, often on 1 side of inflorescence, 1--1.5 cm, +- 10 mm wide, ovate, hairy. Seed: 2, tan to brown, generally mottled, wrinkled or smooth. Chromosomes: 2n=48.
Note: Highly variable; varieties intergrade.
eFlora Treatment Author: Teresa Sholars
Jepson Online Interchange
Previous taxon: Lupinus magnificus var. magnificus
Next taxon: Lupinus microcarpus var. densiflorus
Citation for this treatment: Teresa Sholars 2017. Lupinus microcarpus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=32094, accessed on April 26, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on April 26, 2017.