Chamaecrista pilosa (L.) Greene var. pilosa

  • 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 2: 455-918.

  • Family

    Caesalpiniaceae

  • Scientific Name

    Chamaecrista pilosa (L.) Greene var. pilosa

  • Type

    Holotypus, identified as C. pilosa by Solander, LINN 528/18!—Disterepta pilosa (Linnaeus) Rafinesque, Sylv. Tell. 126. 1838.

  • Synonyms

    Cassia pilosa L., Disterepta pilosa (L.) Raf., Chamaecrista macropoda Standl., Cassia macropoda (Standl.) Standl.

  • Description

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    Variety Description - Lvs (1—) 1.5—4.5(—5) cm; lfts 2-5, in larger lvs at least 3 and commonly 4-5 pairs, oblong-oblanceolate or the distal pair semi-obovate, 7-24 x 2.5-9(-9.5) mm, the larger ones of any plant at least (10-) 12 x 3.5 mm; petiolar gland 0-1, the slender, fragile stipe 0.1-0.35(-0.5) mm.—Collections: 76.—Fig. 37 (androecium). [Key: "Lfts 2-5 pairs, often relatively large, the longest of the major lvs mostly 12+ mm, the expanded lf-blade ovate in outline; petiolar gland either obsolete or minute, elevated on stipe 0.1-0.35(-0.5) mm; widespread circum-Caribbean, to lower Orinoco valley in Venezuela, the Pacific slope in central America, and introduced in Florida."]

    Distribution and Ecology - Savannas, dunes, waste places, waysides, sometimes a weed in orchards or sandy pastures, mostly 0-500 m, but ascending in Jamaica to 750, in Guatemala to 1350 m, interruptedly circum-Caribbean: w. Cuba (Matanzas, La Habana, Pinar del Río, Isla de Pinos), Jamaica, Hispaniola (rare, Dajabón in Rep. Dominicana), n. Colombia (Magdalena, La Guajira), n. Venezuela (both slopes of Cordillera Costanera from Carabobo to Guárico, weedy at Pto. Ordaz on lower Orinoco) and Trinidad; very local and perhaps only a casual weed of cultivated land in Central America on Pacific slope of Mexico (Chiapas), Guatemala (Santa Rosa) and El Salvador, and in Guatemala once found on the Usamacinta slope (El Quiche); weedy in s. peninsular Florida (Palm Beach & Highland cos.).

  • Distribution

    Matanzas Cuba South America| La Habana Cuba South America| Piñar del Río Cuba South America| Isla de Piños Cuba South America| Dajabón Dominican Republic South America| Magdalena Colombia South America| La Guajira Colombia South America| Carabobo Venezuela South America| Guárico Venezuela South America| Trinidad and Tobago South America| Jamaica South America| West Indies| Chiapas Mexico North America| Santa Rosa Guatemala Central America| El Salvador Central America|