4. DIGITARIA HITCHCOCKII (Chase) Stuck., Annuaire Conserv. Jard. Bot. Genève 17: 287. 1914.

Valota hitchcockii Chase, Proc. Biol. Soc. Wash. 24: 110. 1911. Trichachne hitchcockii (Chase) Chase, J. Wash. Acad. Sci. 23 (10): 454. 1933.

— TYPE: U. S. A. Texas: San Antonio, dry prairie soil, 18– 24 Jun 1910, A. S. Hitchcock 5329 (holotype, US!; isotype, BAA –644!) . Figure 5.

Iconography — Hitchcock (1950: 576 sub T. hitchcockii, culm, inflorescence, spikelet and upper floret); Henrard (1950: 326, spikelet and upper floret).

Geographical Distribution and Ecology — Caribbean (St. John Island), U. S. A. and Mexico. Inhabits rocky dry slopes and sandy lands from 350–1,600 m.