B. semiovata

Flora of Costa Rica. Begoniaceae. by Paul C. Standley. Chicago 1937. v. 18: pt. 2 (1937): Page 737-48 http://www.biodiversitylibrary.org/item/19747 Plants annual, slender, erect, simple or sparsely branched, the stems glabrous; leaves short-petiolate, very thin when dried, the blades penninerved, ovate-oblong, small, acuminate, obliquely rounded at the base, unequally denticulate-serrate, minutely and sparsely pilose on both surfaces or almost wholly glabrous; peduncles axillary, equaling or shorter than the leaves, few-flowered, the flowers greenish white, small; pistillate flowers 4- 5-lobate; capsules about 6 mm. long, subcordate at each end, the wings narrow, equal. A frequent and rather weedy plant of the · Atlantic tierra caliente. It has been reported from Costa Rica as B. guyanensis A. DC., a species probably synonymous with B. semiovata. As B. Spruceana A. DC. Flora of Peru. by J. Francis Macbride. Chicago, Ill. Field Museum of Natural History, [1941] v.13: pt.4: no.1 (1941): Page 181- 202 http://www.biodiversitylibrary.org/item/19800 Slender herb, 2-6 dm. high, branching at base, green, leaves strongly asymmetric, straight or rarely transverse-ovate, unequally cuneate to cordate at base, acuminate, subpinnate-nerved, shallowly lobed, serrate, glabrous or nearly so, petioles 1-2 cm. long, stipules persistent, narrowly lanceolate, acuminate, entire, glabrous. Cymes axillary, laxly few-flowered, peduncle 15-30 mm. long. Bracts persistent, minute, ovate, entire. Pedicels 5-10 mm. long. Staminate tepals 2, suborbicular, 2 mm. long. Stamens free, few, anthers elliptic or ovate, the connective produced. Pistillate tepals 5, elliptic, 2 mm. long. Styles 3, 2-parted, the stigmatic tissue linear, spiral, continuous, placentae very variable even in the same ovary. Capsule 6 mm. long, subelliptic, the wings equal forming an even rounded margin 2-3 mm. wide. - F.M. Neg. 7330.
Pests Diseases

• Classification: Species
• Plant Type: Shrub-like
• Botanical Section: Doratometra
• Origin: America, Mexico and Guyana to Peru
• Originator: Liebmann, Vid. Medd. Naturh. For. Kjöbenhavn
• Date of Origin: 1853