Euphorbia subreniformis [as subreniforme] Watson (1886: 439)

Steinmann, Victor W., 2023, Typification of Mexican Euphorbia (Euphorbiaceae), Phytotaxa 630 (1), pp. 61-68 : 64-65

publication ID

https://doi.org/ 10.11646/phytotaxa.630.1.5

DOI

https://doi.org/10.5281/zenodo.10377293

persistent identifier

https://treatment.plazi.org/id/03CF87FF-1C1C-BE73-91AE-98D3FE03153D

treatment provided by

Plazi

scientific name

Euphorbia subreniformis [as subreniforme] Watson (1886: 439)
status

 

Euphorbia subreniformis [as subreniforme] Watson (1886: 439) View in CoL .

Eumecanthus subreniformis (S. Watson) Millspaugh (1916: 415) . ≡ Euphorbia ocymoidea Linnaeus (1753: 453) var. subreniformis (S. Watson) McVaugh (1993: 229) .

Lectotype (designated here):— MEXICO. Chihuahua: Hacienda San José , 25 mi S of Batopilas , August 1885, E. Palmer 60 ( GH barcode 00012508 !; isolectotype US no. 47796 /barcode 00095436 !).

Euphorbia subreniformis is another of the many species of Euphorbia described by Serrano Watson. This slender, delicate annual ranges throughout pine-oak forests from northern Mexico to Guatemala. Two Edward Palmer collections made in southwestern Chihuahua were cited in the protologue. Only Palmer 60 is present in the Gray Herbarium (GH), where Watson worked. This specimen is designated the lectotype. The Palmer 292 collection is at K (barcode 000253806!), MICH (barcode 1104875!), NDG (barcode NDG29711 photo!), NY (barcode 00263292!), and US (no. 3244184!/barcode 00512560!).

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Malpighiales

Family

Euphorbiaceae

Genus

Euphorbia

Loc

Euphorbia subreniformis [as subreniforme] Watson (1886: 439)

Steinmann, Victor W. 2023
2023
Loc

Euphorbia ocymoidea Linnaeus (1753: 453) var. subreniformis (S. Watson)

McVaugh 1993: 229
1993
Loc

Eumecanthus subreniformis (S. Watson)

Millspaugh 1916: 415
1916
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