Leucaena leucocephala subsp. glabrata (Rose) Zarate

Leucaena glabrata Rose, Contr. U. S. Nat. Herb. S: 140. 1897
A tree about 9 m. high, the trunk up to 3 dm. in diameter, the twigs glabrous. Glands elliptic, cupulate, 1.5-2 mm. long, borne between or below the lowest pair of pinnae, and between the upper 1 or 2 pairs; petiole glabrous, 3-4 cm. long; rachis glabrous; pinnae 4-7 pairs, slender-stalked, the rachilla glabrous or puberulent; leaflets 12-16 pairs, narrowly lanceolate, glabrous, oblique, 10-18 mm. long, pale green, the midvein excentric; peduncles 1-2.5 cm. long; calyx 2 mm. long, subtruncate; petals 4 mm. long, linear; legume broadly linear, glabrous, 12-20 cm. long, about 2 cm. wide, apiculate, the base cuneate, the stipe about 12 mm. long.
Type locality: Acapulco, Guerrero. Distribution: Guerrero; Chiapas; Puebia; Jalisco.

Leucaena blancii Goyena, FL Nic. 1 : 379. 1909
A tall or medium-sized tree, the twigs with roughened bark. Petioles 4 cm. long, bearing a sessile gland near the middle; pinnae 7-9 pairs; leaflets 15-20 pairs, glaucous beneath; peduncles solitary or in fascicles, 2.5 cm. long; flowers in heads, sessile; legume sessile, cuneate at base, 17 cm. long, 2 cm. broad near the middle, reddish.
Type locality: Nicaragua.
Distribution: Known only from the type locality and to us only from the description. Compared by the author with L. glaiica.