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Paiva, J. & Nogueira, I. (1990) Gentianaceae Flora Zambesiaca 7(4)
Mostly annual, biennial or perennial herbs, rarely (Anthocleista only in our area) trees or shrubs. Stipules 0. Leaves simple, opposite (in ours). Inflorescence a cyme or raceme, sometimes flowers solitary, fasciculate or verticillate. Flowers bisexual (sometimes unisexual), actinomorphic, (rarely zygomorphic). Calyx tubular with (2-)4-5 or rarely 6-12 lobes. Corolla gamopetalous, 3-5(-16)-lobed. Stamens as many as corolla lobes. Ovary superior, 1- or 2-locular. Fruit usually a capsule, rarely a berry. Worldwide: 89 genera and c.1200 species, ± cosmopolitan but mainly temperate and subtropical Zimbabwe: 9 genera and 28 taxa. |
Genus | Content |
Anthocleista Afzel. ex R. Br. | Description, Image |
Canscora Lam. | Description |
Chironia L. | Description, Image |
Enicostema Blume | Description, Image |
Exacum L. | Description, Image |
Faroa Welw. | Description, Image |
Pycnosphaera Gilg | Description |
Sebaea R. Br. | Description, Image |
Swertia L. | Description, Image |
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