33 2 PAPILIONACEAE. [VOL. II. 



7. Lathyrus ochroleucus Hook. Cream-colored Vetchling. (Fig. 2221.) 



Lathyrus ochroleucus Hook. Fl. Bor. Am. i: 

 159- 1833- 



Lathyrus glaucifolius Beck, Bot. 90. 1833. 



Perennial, slender, glabrous and slightly 

 glaucous; stem somewhat angled, climbing 

 or trailing, i-2) long; stipules broad, 

 foliaceous, half-ovate and half-cordate, 8"- 

 12" long; leaves pctiolcd; leaflets 3-5 pairs, 

 thin, pale beneath, ovate or broadly oval, 

 acute or oblusish at the apex, rounded at 

 the base, i'-2' long; tendrils branched; 

 peduncles shorter than the leaves; flowers 

 5-10, yellowish white, 7 // -o/ / long; pod 

 oblong-linear, sessile, glabrous, i'-2' long. 



'On river-banks and hillsides, New Bruns- 

 wick, N. J. (according to Beck), Pennsylvania 

 to New England, Quebec and arctic America, 

 west to Iowa, Dakota, Washington and British 

 Columbia. May-July. 



8. Lathyrus pratensis I,. Meadow 

 Pea. Yellow Vetchling. (Fig. 2222.) 



Lathyrus pratensis I,. Sp. PI. 733. 1753. 



Perennial, weak, slender, glabrous or spar- 

 ingly pubescent, climbing or straggling, i-3 

 long. Stems angled, branching; stipules lan- 

 olate, foliaceous, half-sagittate, acuminate, 

 6 // -i2 // long, nearly as large as the leaflets; 

 leaves sessile; leaflets a single pair, ob- 

 long or linear-oblong, acute or acutish, mu- 

 cronulate, x'-i^' long, 2 // -4 // wide; tendrils 

 simple or branched; racemes exceeding the 

 leaves; flowers 6-12, yellow, 6"-8" long; pods 

 linear, glabrous, I'-i)^' long. 



In waste places, Maine, New York, Massachu- 

 setts and Ontario. Also throughout Europe and 

 Russian Asia. English names Angleberries, 

 Craw-peas, Mouse-pea, Tom Thumb, Yellow 

 Tar-fitch. June-Aug. 



38. BRADBURYA Raf. Fl. Ludov. 104. 1817. 

 [CENTROSEMA Benth. Ann. Mus. Wien, a: 117. 1838.] 



Slender twining or prostrate vines, with pinnately 3-foliolatc leaves (rarely 5-7-folio- 

 late), persistent stipules, and large showy axillary racemose or solitary flowers. Calyx 

 campanulate, its teeth or lobes nearly equal; standard orbicular, nearly flat, spurred on 

 the back near its base, clawed; wings obovate, curved; keel curved. Stamens more or 

 less diadelphous (9 and i); anthers all alike. Style incurved, bearded at the apex around 

 the stigma. Pod linear, flattened, nearly sessile, partially septate between the seeds, 2- 

 valved, the valves thick-edged, longitudinally finely nerved along their margins. [In honor 

 of John Bradbury who travelled in America early in the century.] 



About 30 species, natives of America. Besides the following, another occurs in the Southern 

 States. 



