
Belongs within: Cynoglosseae.
The Trichodesmeae are an Old World group of robust herbs or shrubs with very short corolla tubes and mostly spreading corolla lobes with long, exserted anthers.
<==Trichodesmeae |--CacciniaLC02 |--SuchteleniaLC02 `--Trichodesma Brown 1810 [incl. Pollichia Medicus 1783 (nom. rej.)]BR65 |--T. africanumD17 |--T. angustifoliumCV06 | |--T. a. ssp. angustifoliumCV06 | `--T. a. ssp. argenteumCV06 |--T. gracileD17 |--T. indicaPP07 | |--T. i. var. indicaPP07 | `--T. i. var. amplexicaulePP07 |--T. scottiiLC02 `--T. zeylanicum [=Pollichia zeylanica; incl. T. zeylanicum var. sericeum]BR65 |--T. z. var. zeylanicumBR65 `--T. z. var. latisepalumBR65
*Type species of generic name indicated
References
[BR65] Black, J. M., & E. L. Robertson. 1965. Flora of South Australia. Part IV. Oleaceae–Compositae. W. L. Hawes, Government Printer: Adelaide.
[CV06] Craven, P., & P. Vorster. 2006. Patterns of plant diversity and endemism in Namibia. Bothalia 36 (2): 175–189.
[D17] Diels, L. 1917. Beiträge zur Flora der Zentral-Sahara und ihrer Pflanzengeographie. Nach der Sammelausbeute des Freiherrn Hans Geyr von Schweppenburg. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 54 (Beiblatt 120): 51–155.
[LC02] Långström, E., & M. W. Chase. 2002. Tribes of Boraginoideae (Boraginaceae) and placement of Antiphytum, Echiochilon, Ogastemma and Sericostoma: a phylogenetic analysis based on atpB plastid DNA sequence data. Plant Systematics and Evolution 234: 137–153.
[PP07] Pandey, R. P., & P. M. Padhye. 2007. Studies on phytodiversity of Arid Machia Safari Park-Kailana in Jodhpur (Rajasthan). Bulletin of the Botanical Survey of India 49: 15–78.