204- 



LEGUMINOS^E. LXXVIII. PSORALEA. 



Hoary Psoralea. Fl. July, Aug. Clt. 1824. PI. 1 foot. 



43 P. LUPINE'LLA (Michx. fl. bor. amer. 2. p. 56.) plant 

 smooth ; leaves on long petioles, having 5 or 7 leaflets, which 

 are disposed palmate! y ; leaflets narrow, linear; racemes axil- 

 lary, longer than the leaves ; bracteas 1-flowered ; lower seg- 

 ment of the calyx longer than the rest. I/ . F. Native of 

 North America, from South Carolina to Florida. Nutt. gen. 

 amer. 2. p. 103. Calyx and leaves glandular. All the lower 

 leaves have 7 leaflets, and all the upper ones 5. Flowers pur- 

 plish, not remarkably small. A very singular plant, the leaflets 

 are so narrow as scarcely to be distinguished from the petiole, 

 2 or 3 inches long. 



Small-lupine Psoralea. Fl. July, Aug. Clt. 1812. PI. 1 ft. 



44 P. MULTI'JUGA (Ell. sketch. 2. p. 198.) stem branched, 

 smoothish ; leaves pinnate, with 9 or 10 pairs of leaflets; leaf- 

 lets oblong- lanceolate, obtuse, pubescent; spikes oblong ; brac- 

 teas small, membranous, glandless. If. F. Native of Carolina, 

 about Abbeville. Corolla violaceous. Ovary perhaps 1 ovulate. 



Mai/-paind-\etifietted Psoralea. PI. 1 to 2 feet. 



45 P. TENUIFLORA (Piirsli, fl. sept. amer. 2. p. 475.) plant 

 nearly smooth, much branched ; leaves trifoliate ; leaflets ellip- 

 tic, obtuse, rugged from dots on both surfaces, pubescent be- 

 neath ; peduncles axillary, few-flowered, longer than the leaves ; 

 calycine segments nearly equal. If. . F. Native of North Ame- 

 rica, on the plains of the Missouri, near the Arikaree village. 

 Habit and mode of vegetation similar to Baptiiui tinctdria. 

 Bracteas 3-flowered, shorter than the pedicels. Root flagel- 

 lately fusiform. Racemes slender, 2 or 3 inches long, inter- 

 rupted, 9-12-flowered. Flowers very small, pale-purple. 



Fine-Jlon'ercd Psoralea. Fl. July, Aug. PI. 2 feet. 



46 P. XONGIFOLIA (Pursh, fl. sept. amer. 2. p. 741.) plant 

 clothed with silky villi ; leaves trifoliate ; leaflets linear, elon- 

 gated ; spikes pedunculated, loose-flowered, shorter than the 

 leaves ; teeth of calyx as well as bracteas subulate. Ij. . F. 

 Native of Upper Louisiana. Leaves glandless. Flowers ap- 

 parently white. 



Long-leaved Psoralea. PL 1 to 2 feet. 



47 P. JAME'SII (Torrey, in. ann. lye. new york. vol. 2. p. 

 165.) leaves trifoliate; leaflets obovate, very obtuse, cuneated 

 at the base, quite entire, silky on both surfaces ; petioles pubes- 

 cent ; spikes of flowers capitate ; bracteas oblong, acuminated ; 

 calyx very hairy ; the teeth subulate, and nearly equal. T . F. 

 Native of Canada, in the plains. Flowers blue. Stamens con- 

 stantly monadelphous. 



James's Psoralea. PL foot. 



48 P. LATIFOLIA (Torrey, 1. c.) leaves trifoliate ; leaflets broad- 

 ovate, acuminated, smooth, but ciliated on the margins, terminal 

 leaflet on a long petiole ; spikes loose-flowered, elongated, axil- 

 lary ; bracteas deciduous ; calyx glabrous, with acutish teeth. 

 If. . F. Native of the plains of Missouri, near St. Louis. 



Broad-leaved Psoralea. PL 2 to 3 feet. 



49 P. EGLANDULOSA (Ell. sketch. 2. p. 198.) plant pubescent 

 and glandless ; leaves pinnately trifoliate ; leaflets oblong-lan- 

 ceolate, entire ; racemes of flowers oblong ; bracteas broad- 

 lanceolate, ending each in a long acumen, and are pubescent as 

 well as the calyx. If. . ? F. Native of Carolina and Florida, 

 and common in the open forests of Ohio, Kentucky, and Tenes- 

 see. Meliiotus psoraleoides, Nutt. gen. amer. 2. p. 104. ex Ell. 

 Stem minutely strigose, grooved ; spike or raceme of flowers 

 3-4 inches long, on a peduncle, which is from 4 to 6 inches long. 

 Flowers pale-violet, pedicellate. Legume gibbous and trans- 

 versely wrinkled. The plant appears to be a connecting link 

 between Psoralea and Meliiotus. 



Glandless Psoralea. Fl. July. PL 1 to 1 foot. 



50 P. MELILOTO!DES (Michx. fl. bor. amer. 2. p. 58.) plant 

 pubescent; leaves pinnately trifoliate ; leaflets lanceolate, glan- 



dular beneath ; peduncles racemose, length of leaves ; racemes 

 or spikes linear ; bracteas acuminated, longer than the calyx. 

 I/ . F. Native of Carolina, Florida, Ohio, Kentucky, and Te- 

 nessee in open forests. Sims, bot. mag. 2063. Ker. bot. 

 reg. 454. Bart. fl. t. 51. f. 1. P. melilotus, Pers. Flowers 

 pale-purple. Legume length of calyx, gibbous, wrinkled, ter- 

 minated by the style. 



Mtlilot-like Psoralea. Fl. Aug. Clt. 1814. PL 1 to 2 ft. 



51 P. ONOBRY'CIIIS (Nutt. gen. amer. 2. p. 104.) plant nearly 

 glabrous ; leaves pinnately trifoliate ; leaflets ovate-lanceolate, 

 rather pubescent ; racemes axillary, on long peduncles ; flowers 

 secund ; legume obovate, muricated, glabrous. T(.. F. Native 

 of North America, on the banks of the river Merimek, a few 

 miles from St. Louis. Ker. bot. reg. 433. Root flagellate. 

 Stems brownish. Flowers small, purplish. Perhaps /'. hcdy- 

 saroides, Muhl. Perhaps a trifoliate species of Onobrychis. . 



Stihi/foin-kke Psoralea. Fl. Aug. Clt. 1818. PL 3 to 5 ft. 



52 P. GLANDULOSA (Lin. spec. 1075.) plant glabrous ; leaves 

 pinnately trifoliate ; leaflets ovate-lanceolate, acuminated ; pe- 

 tioles scabrous from glands ; racemes axillary, pedunculate, 

 longer than the leaves. If.. G. Native of Chili, where it is 

 called Culen. Sims, bot. mag. 990. Feuill. per. 7. t. 3. Ard. 

 spec. 1. p. 24. t. 11. P. lutea, Mol. chil. 135. P. Culen, 

 Poir. diet. 5. p. 685. Flowers bluish-purple, the wings and keel 

 white. The plant has the smell of rue, and is considered vulne- 

 rary and purgative ; the leaves are applied in the forming of a ca- 

 taplasm to heal wounds, and an infusion of the roots is purgative. 



Glandular Psoralea. Fl. May, Aug. Clt. 1770. Sh. 2 to 4 ft. 



53 P. PUBE'SCENS (Balb. in Pers. ench. 2. p. 347.) leaves 

 pinnately trifoliate ; leaflets ovate-oblong, pubescent, dotted 

 on both surfaces ; branches, petioles, and peduncles hairy ; 

 bracteas and calyxes villous and glandular ; spike interrupted, 

 rather shorter than the leaves. Vj . G. Native of Peru. P. 

 pubescens, Willd. enum. 788. Lindl. bot. reg. 968. Poir. diet. 

 5. p. 686. P. frutescens, Poir. diet. Flowers bright blue. 



Pubescent Psoralea. Fl. Aug. Clt. 1825. Sh. 2 to 3 feet. 



54 P. MACROSTA'CHYA (D. C. prod. 2. p. 220.) leaves pin- 

 nately trifoliate, pubescent ; leaflets ovate, mucronate ; petioles 

 scabrous from glands ; peduncles axillary, 4-times longer than 

 the leaves ; spikes cylindrical, and are as well as the rachis, 

 bracteas, and calyxes very hairy. If.. F. Native of Nootka 

 Sound, on the north-west coast of America. Bracteas acu- 

 minated, length of calyx. Spike a little branched. 



Long-spiked Psoralea. PL 2 feet. 



55 P. CANE'SCENS (Michx. bor. amer. 2. p. 57.) leaves trifo- 

 liate, on very short petioles, pubescent ; leaflets ovate, on 

 longish petioles ; peduncles axillary, 2 or 3-times the length of 

 the leaves ; spikes or racemes interrupted ; calyx rather gib- 

 bous, villous ; bracteas ovate, mucronate. If.. F. Native of 

 Carolina and Georgia. Root rather fusiform, bulbous at the 

 neck. Leaves and calyxes full of pellucid dots. Flowers blue. 



Canescent Psoralea. Fl. Jul. Aug. Clt. 1821. PL 1 to 2 ft. 



56 P. DIVARICA'TA (H. B. in Willd. enum. 788.) leaves tri- 

 foliate, glabrous ; leaflets lanceolate ; spikes interrupted, pedun- 

 culate, axillary, longer than the leaves ; stem branched, diva- 

 ricate. T2 . S. Native of Peru, near Guancabamba. Allied 

 to P. pubescens. Calyx tomentose, according to Link, in enum. 

 2. p. 258. Stipulas ovate, adnate to the base of the petiole. 

 Stamens monadelphous, ex Bonpland, mss. in Kunth, nov. gen. 

 amer. 6. p. 486. Flowers yellow. 



Divaricate Psoralea. Fl. Jul. Aug. Clt. 1820. Sh. 2 to 3 ft. 



57 P. DENTA'TA (D. C. prod. 2. p. 221.) leaves pinnately 

 trifoliate, glandular, and almost glabrous ; leaflets ovate, re- 

 pandly-toothed, cuneated at the base, and entire ; racemes spi- 

 cate, interrupted, pedunculated, longer than the leaves ; brac- 

 teas subulate, hardly exceeding the pedicels. Tj . G. Native 



