The World Flora Online

Seeds numerous, oblong, minute Fruit a capsule, dehiscing by sutures between the style bases into 2(3?) valves Calyx-tube campanulate, adnate to ovary; lobes 5, valvate, persistent Petals 5, valvate, alternate with calyx-lobes Stamens 5, alternate with petals, inserted on margin of epigynous disk; filaments free, subulate; anthers 2-thecous, dehiscing longitudinally, introrse, dorsifixed Ovary inferior, 1-locular; styles 2 (or 3?), stigmata capitellate; ovules numerous, attached to 2 thick, pendulous, flattened, rounded placentas hanging from the apex of the loculus Annual or perennial herbs or subshrubs Leaves opposite, simple, entire, exstipulate Flowers in axillary pairs, hermaphrodite, regular Fruit a capsule, dehiscing by sutures between the style bases into 2(3?) valves Calyx-tube campanulate, adnate to ovary; lobes 5, valvate, persistent Petals 5, valvate, alternate with calyx-lobes Stamens 5, alternate with petals, inserted on margin of epigynous disk; filaments free, subulate; anthers 2-thecous, dehiscing longitudinally, introrse, dorsifixed Ovary inferior, 1-locular; styles 2 (or 3?), stigmata capitellate; ovules numerous, attached to 2 thick, pendulous, flattened, rounded placentas hanging from the apex of the loculus Annual or perennial herbs or subshrubs Leaves opposite, simple, entire, exstipulate Flowers in axillary pairs, hermaphrodite, regular

Leaves opposite, sessile to subsessile, simple, ovate to linear, midrib apparent but lateral nerves obscure, entire, exstipulate Inflorescences axillary, erect, sessile to pedunculate, bearing paired sessile to pedicellate flowers Annual or perennial herbs or subshrubs, glabrous or pubescent with multicellular often gland-tipped hairs Stamens 5, alternate with the petals, inserted on the margin of an epigynous disc; filaments free, subulate, with or without a widened membranous area or scale-like appendage at the base; anthers 2-thecous, dehiscing longitudinally, introrse, dorsifixed Petals 5, valvate, alternate with calyx-lobes, shorter than or just exceeding the calyx-lobes, lanceolate to round, entire to crenate, or irregularly dentate Calyx-tube adnate to the ovary, campanulate to subglobose, often distinctly 5-veined; lobes 5, valvate, persistent Flowers hermaphrodite, regular Seeds numerous, oblong, minute Fruit a capsule, subglobose or obovoid, dehiscing by 2(–?3) valves between the style-bases, all floral parts (except anthers) persistent Ovary inferior, 1-locular; styles 2 (or ?3), spreading, shorter than or exceeding the calyx-lobes, bases separate to the disc or shortly above it; stigmas capitellate; ovules numerous, attached to 2 thick pendulous flattened rounded placentas hanging from the apex of the locule Inflorescences axillary, erect, sessile to pedunculate, bearing paired sessile to pedicellate flowers Annual or perennial herbs or subshrubs, glabrous or pubescent with multicellular often gland-tipped hairs Stamens 5, alternate with the petals, inserted on the margin of an epigynous disc; filaments free, subulate, with or without a widened membranous area or scale-like appendage at the base; anthers 2-thecous, dehiscing longitudinally, introrse, dorsifixed Petals 5, valvate, alternate with calyx-lobes, shorter than or just exceeding the calyx-lobes, lanceolate to round, entire to crenate, or irregularly dentate Calyx-tube adnate to the ovary, campanulate to subglobose, often distinctly 5-veined; lobes 5, valvate, persistent Flowers hermaphrodite, regular Seeds numerous, oblong, minute Fruit a capsule, subglobose or obovoid, dehiscing by 2(–?3) valves between the style-bases, all floral parts (except anthers) persistent Ovary inferior, 1-locular; styles 2 (or ?3), spreading, shorter than or exceeding the calyx-lobes, bases separate to the disc or shortly above it; stigmas capitellate; ovules numerous, attached to 2 thick pendulous flattened rounded placentas hanging from the apex of the locule