688 PROCEEDINGS OF THE AMERICAN ACADEMY. 



opposite leaflets : inflorescence pedunculate ; peduncles 1.5 to 4 cm. long; 

 pedicels none; calyx rufescent, striate, 8 to 9 mm. long: corolla about 

 2 cm. long, with long appressed pubescence : stamens exceeding corolla 

 twice : style a little longer than stamens : pod flat, velvety, brown, 5 to 10 

 cm. long, about 2 cm. wide; the margins thickened and channeled. — 

 Alt. 400 m., on Juan Griego trail from El Valle, Johnston, no. 25, July 

 11, 1903. 



Machaerium striatum, n. sp. Shrub 2 m. high: leaves alternate; 

 leaflets 5, subopposite, lanceolate, subcoriaceous, glabrous, with a rounded 

 or cordate base, and acuminate apex, entire, 4 to 8 cm. long, and 1.5 

 to 4 cm. wide ; petiole and petiolule puberulent ; petiolule 2 to 3 mm. 

 long ; petiole 3 to 4 cm. long ; stipule broad, striate, puberulent, 3 mm. long : 

 inflorescence axillary, a compound raceme, rufescent ; bracts leathery, 

 small, ovate ; bracteoles 2, concave, orbicular, wide, the two meeting around 

 the calyx : calyx tubular, 2 to 3 ram. long, 5-dentate, the teeth short, 

 rounded ; standard oval, obtuse, with a shortly unguiculate base, externally 

 pubescent; wings free, oblique, with a claw nearly one-third the length of 

 entire petal ; keel barely exceeded by wings, with its parts cohering, 

 falcate, deeply auriculate, slightly pubescent on the outside: stamens 

 monadelphous : ovary pubescent, stipitate, a deep cup surrounding the 

 stipe ; ovules lateral, 1 or 2 : fruit unknown. — North hill, El Valle, 

 Johnston, no. 124, Aug. 8, 1903. 



Securidaca cordata, n. sp. Shrub 1 to 2 m. high: leaves alternate, 

 ovate, 4 to 7 cm. long and 2.5 to 5 cm. wide, glabrous on both sides, 

 slightly cordate at the base, retuse or obtuse at the apex, entire ; petiole 

 glabrous, 3 mm. long: racemes lateral, at or between the nodes, simple, 

 bearing a dozen or less flowers; pedicels puberulent or glabrous, 8 mm. 

 long : bud elongated, oval, acute : calyx glabrous, its margin ciliate ; 

 lobes oval, unequal, 2 inner ones being 11 mm. long, almost twice the 

 length of the outer, shortly unguiculate : the two petals of the keel 

 falcate, 8 mm. long; lip elliptical, the end folded, the posterior fold 

 dentate : stamens 8 ; stamineal tube cleft dorsally, saccate and pubescent 

 at the base toward the keel, otherwise glabrous : ovary glabrous, flattened ; 

 style a little longer than stamens; stigma arcuate, two globular bodies at 

 centre: fruit ovoid; wing on the upper posterior portion about 2.5 cm. 

 long, and 1 to 1.2 cm. wide; anterior dorsal portion short and oblique, 

 surface of fruit lightly veined. — North hill, El Valle, alt. 250 m., Jolin- 

 ston, no. GO, Aug. 8, 1903. • 



Argithamnia cochensis, n. sp. Shrubby, deep red or purple 

 throughout: leaves alternate, lanceolate, appressed-pubescent, 1.5 to 4cm. 



