Senna foetidissima var. foetidissima

Title

Senna foetidissima var. foetidissima

Authors

Howard S. Irwin, Rupert C. Barneby

Scientific Name

Senna foetidissima (Sessé & Moc. ex G.Don) H.S.Irwin & Barneby var. foetidissima

Description

72a. Senna foetidissima (G. Don) Irwin & Barneby var. foetidissima. Cassia foetidissima Sesse & Mocino ex G. Don, 1832, l.c., sens. str.—". . . in herb. Lamb[ert.] . . . Native of Mexico."—Presumed holotypus, labelled "C. foetidissima. Nueva Espana," BM (ex hb. Pavon.)! isotypus, Hb. S. & M. 1156, MA! = F Neg. 44428.—Equated with C. mexicana Jacqu. by Bentham, 1871, p. 530.

Cassia foetida Sesse & Mocino, Fl. Mex. 100. 1894.—"Habitat in circuitibus Temascaltepec, ad latera itineris in ambulacrum Sancti Jacobi ducentibus."—Holotypus = the cited isotypus of C. foetidissima, MA! non C. foetida Salisbury, 1796, nom. illegit.

Cassia stenosepala Smith & Schubert, Contrib. Gray Herb., new ser. 127: 21. 1939.—"MEXICO: Mexico: dist. Temascaltepec, Nanchititla . . . Aug. 31, 1934, Hinton et al. 6530 . . Holotypus, GH! isotypi, K, NY!

Characters as given in key; lfts (4-)5-6 pairs.—Collections: 10.—Fig. 23.

Openings in mixed woodland, disturbed grassland in the casahuate (Ipomoea) scrub-woodland, becoming locally abundant along roadsides, 1800-2300 m, local around the s. foothills of the Transverse Volcanic Range in s.-w. Mexico (mun. Villa Guerrero, Sultepec, Temascaltepec) and adjoining Michoacan (mun. Zitacuaro, Jungapeo).—Fl. VII-XII, the pods sometimes persistent into a second year.