| Exaceae | |
|---|---|
 | |
| Exochaenium grande | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Gentianales |
| Family: | Gentianaceae |
| Tribe: | Exaceae Colla, 1834 |
| Type genus | |
| Exacum L., 1754 | |
Exaceae is a flowering plant tribe in the family Gentianaceae.[1] Exaceae comprises about 180 species assigned to eight monophyletic genera,[2] with major centres of endemism in continental Africa (about 78 endemic species and two endemic genera), Madagascar (55 endemic species and four endemic genera) and the southern tip of India and Sri Lanka (14 endemic species).[3]
Genera
- Exacum L. (syn. Cotylanthera Blume)
- Exochaenium Griseb.
- Gentianothamnus Humbert
- Klackenbergia Kissling
- Lagenias E. Mey.
- Ornichia Klack.
- Sebaea Sol. ex R. Br. (syn. Belmontia)
- Tachiadenus Griseb.
References
- ↑ Yuan, Yong-Ming; Wohlauser, Sébastien; Moller, Michael; Chassot, Philippe; Mansion, Guilhem; Grant, Jason; Küpfer, Philippe; Klackenberg, Jens (2003). "Monophyly and relationships of the tribe Exaceae (Gentianaceae) inferred from nuclear ribosomal and chloroplast DNA sequences" (PDF). Molecular Phylogenetics and Evolution. 28 (3): 500–517. doi:10.1016/S1055-7903(03)00068-X. PMID 12927134.
- ↑ Kissling, Jonathan; Yuan, Yong-Ming; Küpfer, Philippe; Mansion, Guilhem (2009). "The polyphyletic genus Sebaea (Gentianaceae): A step forward in understanding the morphological and karyological evolution of the Exaceae". Molecular Phylogenetics and Evolution. 53 (3): 734–748. doi:10.1016/j.ympev.2009.07.025. PMID 19646540.
- ↑ Pirie, Michael; Litsios, Glenn; Bellstedt, Dirk; Salamin, Nicolas; Kissling, Jonathan (2015). "Back to Gondwanaland: can ancient vicariance explain (some) Indian Ocean disjunct plant distributions?". Biology Letters. 11 (6): 20150086. doi:10.1098/rsbl.2015.0086. PMC 4528461. PMID 26063747.
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