Phaseolus filiformis Bentham (1844: 13)

Debouck, D. G., 2021, Phaseolus Beans (Leguminosae: Phaseoleae): A Checklist And Notes On Their Taxonomy And Ecology, Journal of the Botanical Research Institute of Texas 15 (1), pp. 73-111 : 85

publication ID	https://doi.org/10.17348/jbrit.v15.i1.1052
persistent identifier	https://treatment.plazi.org/id/03B06D5A-BB35-662B-4155-48E0FE11C7BB
treatment provided by	Felipe
scientific name	Phaseolus filiformis Bentham (1844: 13)
status

Treatment

Phaseolus filiformis Bentham (1844: 13) View in CoL [clade B; sect. Rugosi Freytag ]. TYPE: Hinds s.n. (LECTOTYPE: K- 478487; ISOLECTOTYPE: K) .

There is no reference to a specimen in the original description.There is however in Kew Herbarium a specimen collected by Richard Brinsley Hinds in 1841, stamped “Herbarium Benthamianum 1854” and with a handwritten note “Bot.Sulph. p. 13. Bay of Magdalena ” that the author considers as the lectotype. The second collection of 1841 by Hinds kept at Kew and stamped “Herbarium Hookerianum 1867” is considered as isolectotype. It is the reference species of the section Rugosi ( Fig. 5 View FIG ) with a huge distribution (from southern Arizona and New Mexico to trans-Pecos Texas to Baja California, including several islands of the Gulf of California, to coastal Sonora with a few spots in Chihuahua, Coahuila and Durango ( Debouck 2019d). It is a component of the flora of the Sonoran Desert ( Shreve & Wiggins 1964) at 3–1900 m.

Specimens: U.S.A. Arizona: R Buhrow 30 (ARIZ-209019). New Mexico: EM Jercinovic 1415 (NMC-84700). Texas: WR Carr 10951 (TEX-18035). MEXICO. Chihuahua: B Barlow sn (F-409658). Coahuila: JA Villareal-Quintanilla 5326 (ANSM-53105). Durango: A García 2786 (ANSM-79586). (northern) Baja California: B Ertter 8062 (UC-1563744). Baja California Sur: P Tenorio-Lezama 12914 (MO-3599672). Sonora: GA Levin 2188 (UCR-84152).