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

  • Authors

    Howard S. Irwin, Rupert C. Barneby

  • Authority

    Irwin, Howard S. & Barneby, Rupert C. 1982. The American Cassiinae. A synoptical revision of Leguminosae tribe Cassieae subtrib Cassiinae in the New World. Mem. New York Bot. Gard. 35, part 1: 1-454.

  • Family

    Caesalpiniaceae

  • Scientific Name

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

  • Type

    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.

  • Synonyms

    Cassia foetidissima Sessé ex Moc. & G.Don, Cassia mexicana Jacq., Cassia foetida Sessé & Moc., Cassia stenosepala L.B.Sm. & B.G.Schub.

  • Description

    Variety Description - Characters as given in key [Key: "Fls relatively small, the buds just before anthesis shortly oblong-ellipsoid, the longest sepal 6.5-8.5 mm, the longest petal (9-) 10-13.5 mm; anthers gently lunate-incurved, 5-6.5 mm; s.-w. Mexico and adjoining Michoacan."]; lfts (4-)5-6 pairs.—Collections: 10.—Fig. 23.

    Distribution and Ecology - 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.

  • Distribution

    Michoacán Mexico North America|