Class XVII. Order IV. 167 



DECANDRU. 



207. GENISTA. 

 GENISTA TINCTORIA. L. Wood waxen. Dyers' weed. 



Leaves lanceolate, smooth ; branches round, 

 striate, erect, unarmed. Sm. 



Root woody, tough, creeping extensively. Stems or branch- 

 es numerous, erect or ascending, round, furrowed, smooth 

 Leaves alternate, sessile, lanceolate, acute. Flowers on the up- 

 per part of the branches, axillary, solitary, nearly sessile, bright 

 yellow. This plant has overrun the hills on the south side of 

 Salem, so as to give them, in the month of July, an uniformly 

 yellow appearance at a distance. It was probably imported 

 originally from Europe. The whole plant is said to dye a fine 

 yellow colour. 



208. LUPINUS. 

 LUPINUS PERENNIS. L, Common lupine. 



Calyxes alternate without appendages, upper 

 lip emarginate, lower entire. L. 



This common garden flower grows wild very plentifully in 

 the woods at Watertown. Stems erect, somewhat hairy. 

 Leaves digitate, consisting of about eight or ten lanceolate- 

 wedge shaped leaves, arranged like rays around the end of the 

 petiole. They are somewhat hairy and pale underneath. Flow- 

 ers blue, in a terminal spike or raceme. Perennial. 



209. LATHYRUS. 

 LATHYRUS VENOSUS. Muhl. Veiny Lathyrus. 



Peduncles many flowered ; tendrils many leav- 

 ed ; leafets ovate, obtuse 5 stipules half arrow shap- 

 ed, obtuse, Willd, 



