Michael Grayum 9597 Det. by: M. Grayum, II 1995 Phenology: FL 18 December 1989 09:58N 84:06W 1130 m HEREDIA, SANTO DOMINGO Valle Central. Weed in gravelly soil in open site, INBio compound.
Michael Grayum 9623 Det. by: M. Grayum, II 1995 Phenology: FL 12 January 1990 10:26N 85:48W 10 m GUANACASTE, SANTA CRUZ Península de Nicoya. Rare weed in lawn of private residence.