Lupinus perennis L.
Family: Fabaceae
Sundial Lupine
Lupinus perennis image
Paul Rothrock  
Perennial; stems ┬▒erect, 2-6 dm, thinly pubescent; petioles 2-6 cm; lfls 7-11, oblanceolate, 2-5(-6) cm; racemes erect, arising above the lvs, 1-2(-3) dm, the fls numerous, blue varying to pink or white; lower lip of the cal entire, 6-8 mm, the upper lip half as long; standard 12-16 mm, half as wide; pod pubescent, 3-5 cm; 2n=48, 96. Dry, open woods and clearings; s. Me. to Fla., w. to Minn. and Ind. May, June. Two w. Amer. spp. are casually escaped from cult. in n. New Engl. and adj. Can. L. polyphyllus Lindl. differs in being taller and coarser, to 1 m or more, with 11-17 lfls to 13 cm, and infls 2-4 dm. L. nootkatensis Donn has villous herbage and large fls 1.5-2 cm in racemes 1-3 dm.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

©The New York Botanical Garden. All rights reserved. Used by permission.
Lupinus perennis image
Paul Rothrock  
Lupinus perennis image
Paul Rothrock  
Lupinus perennis image
Lupinus perennis image
Lupinus perennis image
Lupinus perennis image
Lupinus perennis image
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Lupinus perennis image
Lupinus perennis image