Echinocactus megarrhizus Rose
date: label: Collection Date
content: 1 Feb 1907 to 9 Apr 1907
name: label: Biogeographical Region
content: 79 - Mexico
label: Collector
content: Edward Palmer
label: Min. Elevation
content: 320
notes: label: Notes
content: [Holo]type is Palmer 107, USNH 572337 (explicitly cited by sheet number in protologue). Other US specimens (in box, USNH 3050014) are labeled as Palmer 108, possibly mis-numbered [Another US sheet labeled as Palmer 108 is Mammillaria heyderi.] are dubiously types but may be uncited original material, possibly collected from cultivation at a later date (labeled with with greenhouse acc. no. 07.108).
label: Record Last Modified
content: 4 Aug 2025
label: Specimen Count
content: 1
place: label: Place
content: Mexico, North America - Neotropics
setName: label: See more items in
content: Botany
label: See more items in
content: Flowering plants and ferns
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content: Type Register
publisher: label: Published Name
content: Echinocactus megarrhizus Rose
dataSource: label: Data Source
content: NMNH - Botany Dept.
identifier: label: Barcode
content: 00115604
label: Other Numbers
content: fiche number : 0578/E01
label: USNM Number
content: 572337
objectType: label: Type Citation
content: Rose, J. N. 1909. Contr. U.S. Natl. Herb. 12 : 290.
label: Type Status
content: Holotype
taxonomicName: label: Taxonomy
content: Plantae Dicotyledonae Caryophyllales Cactaceae Cactoideae