Guapira costaricana

Torrubia costaricana Standley, Contr. U. S. Nat. Herb. 13: 385
1911.
A small tree, the branches slender, gray, striolate, glabrous, the slender branchlets ferrugino-puberulent when young but soon glabrate, the internodes 0.7-4.5 cm. long; leaves oppo-
mm elliptic, broadest at the middle, 7-1 1 cm. long, 1.8-3.4 cm. wide, attenuate at the base, rather abruptly long-attenuate or subcaudate at the apex, with an obtuse acumen, thin, deep-green, concolorous, glabrous, the margins plane, the lateral veins numerous, very slender, straight, the veinlets finely reticulate; staminate peduncles terminal and axillary, 2-3 cm. long, slender, sparsely ferrugino-puberulent, the inflorescence cymose, 2-3.5 cm. broad, the primary branches verticillate, short, densely puberulent, the bracts minute or wanting, the flowers mostly solitary, on stout pedicels 1 mm. long or less, the bractlets ovate-oblong, acutish, 0.5 mm. long, the perianth broadly funnelform, 2-2.5 mm. long, puberulent, white, the teeth minute, broad, obtuse; stamens 5, twice as long as the perianth; pistillate flowers and fruit not known.
Type locality: In forests about Nicoya, Costa Rica. Distribution: Known only from the type locality.

Torrubia linearibracteata (Heimerl) Standley, Contr. U. S. Nat
Herb. 18: 100. 1916.
Pisonia linearibracteata Heimerl, Repert. Sp. Nov. 12: 221. 1913.
Branches spreading, slender, straight or flexuous, grayish or grayish-brown, densely striolate, the internodes 0.3-3.2 cm. long, glabrate, the branchlets rufo-puberulent; leaves opposite or, at the apices of the branchest verticillate, equal or unequal, the petioles 4-10 mm. long, 1 mm. thick, glabrous, the blades rhombic-elliptic to broadly lance-elliptic, rarely obovate or oblanceolate-elliptic, 7.5 cm. long and 4.3 cm. wide or smaller, usually widest at the middle, usually equally and shortly acuminate or attenuate at both ends, the apex subobtuse, chartaceous, concolorous, dull, glabrous, the margins slightly re volute, the lateral nerves 5-8 on each side, slender, nearly straight, the veinlets few and laxly branched; staminate peduncles 3.2-
6.4 cm. long, stout, glabrous or sparsely hirtellous, the inflorescence corymbose-paniculate, 3.5-6.5 cm. broad, many-flowered, lax, the branches rufo-puberulent, the bracts linear, 1.5-r
3.5 mm. long, the flowers mostly solitary, on pedicels 1-2.5 mm. long, the bractlets linear to linear-lanceolate, acutish, 1-1.5 mm. long, the perianth funnelform, 4—4.5 mm. long, rufopuberulent, the limb 3 mm. broad; stamens 7 or 8, 5-7 mm. long; pistillate flowers and fruit unknown.
Type locality: In forest, Chichen Itza, Yucatan. Distribution: Known only from the type locality.