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 em. 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 4cm. 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 mm. 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 5 
style a little longer than stamens ; stigma arcuate, two globular bodies at 
centre: fruit ovoid; wing on the upper posterior portion about 2.5 em. 
long, and 1 to 1.2 em. wide; anterior dorsal portion short and obliques 
surface of fruit lightly veined. — North hill, El Valle, alt. 250 m., John- 
_ ston, no. 60, Aug. 8, 1903. 
Argithamnia cochensis, n. sp. Shrubby, deep red or purple 
throughout: leaves alternate, lanceolate, appressed-pubescent, 1.5 to 4m. 
