Camptocarpus semihastatus is a species of plant in the Apocynaceae family. It is native to Madagascar.[4] Jens Klackenberg,[5] the botanist who formally described the species named it after the distinct coronal lobes of its flowers that resemble half the head of a spear (hasta in Latin).[6][7]
^Stearn, William (2004). Botanical Latin. Portland, Ore. Newton Abbot: Timber Press David & Charles. ISBN9780881926279.
^Klackenberg, Jens (1998). "Taxonomy and phylogeny of the genus Camtocarpus s.l. (Periplocoideae, Asclepiadaceae)". Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie. 120: 45–85.