Microtea portoricensis Urban

Microtea portoricensis Urban, Ber. Deuts. Bot. Ges. 3: 324 1885.
A glabrous prostrate annual herb, with slender branches; basal leaves spatulate or spatulate-obovate, 4.5-7 cm. long, 1-2 cm. broad, the stem-leaves elliptic-spatulate to orbicularspatulate or orbicular-ovate, 1.5-5 cm. long, 0.6-1.8 cm. broad, acute at the apex, gradually or abruptly narrowed at the base; inflorescence racemose; pedicels short; sepals 4 or 5, oblongelliptic, 0.7-0.8 mm. long, 0.4 mm. broad, rounded at the apex, greenish-brown; stamens 3 or 4; filaments linear, 0.5-0.6 mm. long; anthers minute; ovary globose, 0.4-0.5 mm. in diameter; stigmas 2, ovate-triangular or short-triangular-lanceolate, 0.2 mm. long; fruit subglobose, 0.9-1 mm. in diameter, greenish, reticulate-veined, without spine-like tubercles; seed O.S mm. wide, black.
Type locality: N'ear Cabo Rojo, Porto Rico. Distribution: Waste places. Cuba. Haiti, anil Porto Rico.