■," M- r^ ^;p- 



PERKINS THE LEGUMIKOSAE OF TOETO RTCO- 



209 



60. DIOCLEAII.B.K. 



Diodea H. B. Iv. Nov. Gen. & Sp. 6: 437. pi 576. 1823. 

 Uywenospron Sfreng. Syst. 4: Cur. Post. 282. 1827. 

 Crepidotropis Walf. Linnaea 14: 29G. 1840. 



Calyx oblique, obconi<^al, ^vilh the two upper tootli connate, the lateral oncd small, 

 Ihe lowest long<'r; standard orbicular, reflexed, tb(^ base with a pairof inflexed auricles; 

 wings obovate or oblong, free, as loTig as or rather shorter than the keel; keel incurved, 

 obtuse or rostrate; upper stamen free at the base, connate with the others at the middle; 

 anthers uniform or the 5 alternate onen very small and abortive; ovary subsessile, 2 to 

 many-ovulate; style incurved, dilated or thickened upwards; stigma oblique, trun- 

 cate^; pod oblong, linear, semiorbicular, or somewhat reniform, compresse<l or some- 

 what turgid, coriaceous, both sutures narrowly winged or the upper dilated and incras- 

 sate, the lower not altered, 2-valved, .septate between the seeds; seeds orbicular or 

 somewhat reniform, with a short or long, linear, more or less thickened or somewhat 

 fleshy liilum.— Twining shrubs or undershrubs; leaves pinnate; leaflets 3, stipellate; 

 stipules small, f=!ometimes spurr(d, sometimes glandular; flowers blue; violet, or white, 

 in terminal usually elongated racemes, fascicled along the rachis; bracts caducous; 

 bracteoles meml)ranous, persistent. 



A moderately small genus, almost entirely tropical American. 



1. Dioclea reflexa Hook. f. 



(Urban, 305.) 



Stem woody, climbing to a heighi of (> meters, terete, clothed with long, spreading, 

 fine, deciduous yellowish gray hairs; stipules 1 to 1.8 cm. long, scariose, peltate; peti- 

 oles 5 to 7.5 cm. long; terminal leaflet obovate-ol)long, 10 to 15 cm. lung, the base 

 rounded, the apex cuspi(hit(% the lateral leaflets similar, subcoriaceous, the upper sur- 

 face glabrous, lower thinly and deciduously silky; flowers in moderately dense racemes, 

 10 to 15 cm. long, on firm peduncles often as long; calyx dark brown, 9 mm. deep; corolla 

 dark red or bordering on purple; standard with a yeUow spot at the base; pod oval or 

 oval-oblong, 9 to 13 cm. Inng, 5 to G cm. wide; seeds I to 3, oblique, ovate-orbiculate, 

 2.5 to 3.0 cm. king, 2.2 to 2.C) cm. broad, of a l^right or a dark wine color, the older ones 

 becoming brownish. 



In primeval forests near Yabucoa, on Mount Guayava, and near Maunabo, at La 

 Tandura; in Sierra de Luquillo between Tilavi and Mount Jimenez.— Cuba, Jamaica, 

 Dominica, St Vincent, Grenada, Tobago. A plant of tropical Asia, Africa, America, 

 and Ncw^ Guinea. 



Local names, mafo or hejiico dc mato; Guba, ojo de bucy de costa, 



61. CANAVALIA DC. 



Canaiali Adaxs. Fam. 2: 325, 531. 1703. 

 Canaialia DC. Mem. Legum, 375. 1825. 



Calyx bilabiate^ the upper lip large, truncate or bifid, the lower one much smaller, 

 entire or trifid ; standard reflexed, large, suborbicular or broadly obovate, with or with- 

 out auricles at the base; wings narrow, falcate or twisted, free; keel incurved, broader 

 than the wings, obtuse or rostrate; upper stamen free below, more or h^ss connate at the 

 center; ovary sessile or very shortly stipitate, multiovnlate; style incurved; stigma 

 terminal, small, capitate; pod oblong, or broadly liiu^ar, compressed or subtui'gid, with 

 a prominent h^ngitudinal wing or rib on each side of the upper suture, 2-valved, slightly 

 septate between the seeds; seeds large, rounded or oblong, compressed. — Large herbs 

 with twining or trailing stems; leaves pinnate; leaflets 3, stipellate; stipules small, 



