Tridax procumbens L., 1753

Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part T), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 878-905 : 896

Tridax procumbens Linnaeus , Species Plantarum 2: 900. 1753.

"Habitat in Vera Cruce." RCN: 6510.

Lectotype (Powell in Brittonia 17: 80. 1965): Houstoun, Herb. Clifford: 418, Tridax 1 (BM-000647229) .

Generitype of Tridax Linnaeus.

Current name: Tridax procumbens L. ( Asteraceae ).

Note: Although Brown (in Trans. Linn. Soc. London 12: 103. 1818) noted the absence of material in LINN and said that Clifford’s specimen " is the only authority for the genus", this does not constitute formal typification.