PERKINS — THE LEGUMINOSAE OF PORTO RICO. 215 



"snap" beans. The mature seeds, of which there are b number of differenl eoloi 

 on account of the abundance of legumin and starch, very nutritious, bul also somewhat 

 difficult to digest. They are consumed in large quantities, cooke< I in various ways, in 

 Mexico, the United States, and Europe. A small white variety, the "navy bean," is 

 used ior victualing ships. The meal mad'- from the seeds was formerly and is even yet 

 used for poultices and is a component part of rou 

 Local name habichut In. 



3. Phaseolus caracalla L. 



I rban, 308. 



Stems woody at the base, high-twining, glabrous or subpubescent; stipules 

 oroblong; petiole often reaching I foot in length; leaflets usually 30 cm. long, 10 cm. 

 wide, membranaceous; peduncle about 30 cm. long; nodes thickened, pedicels about 

 1.2 cm. long; flowers about 2.5 cm. long, fragrant, purplish-lilac, or yellow and orange 

 mixed: calyxabout I cm. long, large, often colored, glabrous; lobes short, broad, very 

 obtuse, uppermost one bifid, all much shorter than the tube; petals all more or less 

 twisted, keel ;i or 4 times twisted; legume Btraighl . pendulous, 15 cm. Long, acuminate, 

 glabrous, torulose. 



Cultivated near Mayaguez. Native country. South America. 



Local name, caracol. 



4. Phaseolus antillanus Orb. 



Irl .an. 309.) 



Stems twining, 7 meters long; stipules oblong or obliquely ovate-oblong, 3 to 4 mm. 

 long, the apex obtuse; petiole with narrow and obliquely ovate stipels, reaching 2 

 mm. in length; Leaflets 3, the central one triangular or ovate-oblong, shortly acuminate, 

 5 to 7 cm. long, 3 to 5 cm. wide with a petiolule 1 to 2 cm. long, the Lateral ones very 

 unequal-sided, obliquely ovate, truncate at the base, with a petiolule 2 to 3 mm. long, 

 all membranaceous when dry. shortly and thinly pilose or subglabrous; peduncle 7 

 to 30 cm. long, with 2 to 5 nodes above; bracts, ovate-oblong obtuse, 2 to 1 nun. Long; 

 pedicel 1 to 2 mm. long; calyx 5 to 6 nun. long, glabrous or above thinly pilose, shortly 

 ciliate on the margin; tube campanulate; lower segments triangular or ovate, obtuse, 

 half as long as the tube, the lateral one somewhat longer, the uppermost one broadly 

 truncate or slightly emarginate; flowers blue, 20 to 25 mm. long, with a pedicel 1 to 

 2 mm. long; standard broadly ovate, 20 mm. long, 17 nun. -wide below, the apex rotund- 

 ate, Blightly emarginate, the claw •"> nun. long; wings obovate-oblong, the apex sub- 

 truncate, is to 25 mm. Long; pod 8 to ];; cm. long, I to 5 nun. wide, thinly clothed 

 with minute hairs, margin incrassate; seeds ovate-reniform, 3.5 to i nun. long, 2.5 nun. 

 wide, convex, brown, often spotted with white. 



Between Aibonito and Algarrobo on roadsides: nearJuana Diaz in thickets toward 

 Eecalabrado; near Guanica, in shady plains at Mxmtalba; near A.nasco on declivities 

 at Batillo. Cuba (Wright), Jamaica (March), Haiti (Buch), Martinique Duss 

 Vincent Smith . 



Probably near /'. /» duncularis II. B. K.. as well as can he determined from the very 

 incomplete type specimen of that species 



5 Phaseolus adenanthus <i. P. W. Me v. 



I'll .an. 308. 



Stem firm-herbaceous, wide-climbing; stipules i.i mm. deep, broad, ovate, erect, 

 persistent; petiole :"> t<> <i cm. long; Leaflets :;. the central our ovate, acuminate. :> to 

 To cm. Long, - to :;.:> cm. wide, the lateral ones unequal-sided, the veins beneath 

 alightly rufo-pubescent; (lowers 6 to \2 in moderately dense axillary racemes on pe- 

 duncles exceeding the Leaves, white with large red spots; calyx 0.6 mm. deep; corolla 



