DIADELPHIA DECANDRIA 431 



i v * i«nre-oblon<* nerved bracts at base/shorter than the calyx ; segments ovate, 

 t the lower one, which is subulate-lanceolate, and longer than the others, 

 except m wUh deepe r tinges of violet, especially on the keel and wings ; 



Corolla pai \ v ^^ ^ ^ inch ^ 3 quartcr8 in diameter) ; t*i/*£* oblong, 

 twntfttw o A .^/ ncar i y as long as the vexillum, incurved (spiral, Ell. sed qu ?). 

 !^! hCr ianccMinear, falcate, pilose; style bearded at summit. Legume an inch 

 i h If to o inches long, narrow, terete-linear, sub-falcate, pilose with appressed 

 Jairs.V^ coolly. Ell. DC. &d 

 Hob. North side of the County : rare. Fl. August. Fr. 



nhfi * This was collected, the present season (1836), near the Schuylkill, on the 



v ibern side of the County, by Mr. Joseph Rinbhart, an active young Botan- 



hosc industry has added several plants to this Flora. I have not had an op- 



18tl lo iky to see the mature fruit. One or two additional species are enumerated 



in the U. Stales. 



352. LUPINUS. L. J\utt. Gen. 592. 

 ["Latin, Lupus, a wolf; because it was supposed to devour the soil.] 



Calyx deeply bilabiate. Vexillum with the margins rcflexed ; keel 

 eliminate. Stamens monadelphous ; anthers, 5 roundish, and 5 ob- 

 lone. Style filiform ; stigma small, capitate, bearded. Legume ob- 

 long," obliquely torulose, coriaceous, many-seeded. 



1 L. PwEforaiflj L* Leaves digitate; leaflets obovate-oblong, or ob- 

 lanccolate, rather obtuse, mucronate, smoothish ; flowers alternate, ped- 

 icellate, bracteatc ; calyx with minute lateral segments, or bracts; upper 

 lip emarginate, the lower one entire. JJeck, Bot. p. 92. Icon, Bart. 

 Am. 2. tab. 38. 



Perkxnial Lupinus. Vulgd— Wild Lupin. 



Root perennial, creeping. Stem 9 to 18 inches high, herbaceous, erect, or dec- 

 umbent, somewhat branching, striatc-angular, pubescent. LeafletsSor% digitately 

 arranged, 1 to 2 inches long, and 1 fourth to 2 thirds of an inch wide, tapering 

 almost to a petiole at base, pilose beneath, smoothish above ; common petiole 1 or 



2 to 4 or 5 inches long, pubescent ; stipules subulate, pilose. Racemes terminal, 3 

 to G inches long, on a naked peduncle 2 to 4 inches in length ; pedicels 1 third to 

 half an inch long, slender, villose ; bracts subulate-lanceolate, villose, nearly as 

 long as the pedicels, caducous. Calyx villose ; upper lip emarginate, lower one 

 longer, lanceolate, keeled; lateral segments, or bracts very minute, subulate. 

 Corolla purplish blue, with shades of dark violet ; vexillum with the margins re- 

 flexed ; wings broad, rhomboid-ovate, cohering atapex ; keel acuminate, ciliate on 

 tUe manrins! Legume about an inch and half long, and 1 third of an inch wide, 

 somewhat compressed, mucronate, obliquely torulose, hirsute, of a dark tawny 

 color. See ds obovoid, slightly compressed, smooth, speckled, or variegated with 

 whitish and dark brown. 



Uab. Woodlands; on the Valley hills: frequent. K.June. Fr. July. 



Obs. This ornmental plant is frequent on the Valley hills,— but rather scarce 

 elsewhere, in this County. Five or six additional species occur in the U. States ; 

 and Prof. Hooker enumerates 20 in British America. 



Dit. II. Rectembri2B. The radicle and cotyledons straight. 

 Sui-Ord. IT. Cjksalpixbjb. Sejials and Petals imbricated in aestivation. 



