Lectotypification of Didymaea mexicana Hook. f. (Rubiaceae, Rubieae) and the identity of D. alsinoides (Schltdl. & Cham.) Standl. | Lectotypification of Didymaea mexicana Hook. f. (Rubiaceae, Rubieae) and the identity of D. alsinoides (Schltdl. & Cham.) Standl.
2009
Lorence, David
English. The name Didymaea alsinoides (Schltdl. & Cham.) Standl. has been incorrectly applied to a common and wide-ranging Mexican and Central American species whose correct identity is Didymaea mexicana Hook. f. In this paper a lectotype is selected and designated for D. mexicana. The characters separating these two frequently confused species are discussed. Further systematic studies of the genus Didymaea are suggested.
Show more [+] Less [-]Spanish; Castilian. El nombre Didymaea alsinoides (Schltdl. & Cham). Standl. ha sido aplicado incorrectamente a una especie común y de amplia distribución en Mexico y América Central, cuya identidad correcta es Didymaea mexicana Hook. f. Se selecciona y designa un lectotipo para D. mexicana. Se discuten los caracteres que separan estos dos taxa. Se sugieren estudios sistemáticos adicionales del género Didymaea.
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