Lupinus perennis lu·pi·nus·perennis uncommon noun 1. stout perennial of eastern and central North America having palmate leaves and showy racemose blue flowers Synonymswild lupinesundial lupineIndian beetold-maid's bonnetLupinus perennis Related words Broader terms subshrub Parts Lupinus WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.