Jones, C s.n.
2012-11-12 · 12 photos
Accepted Species
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First published in: Brittonia 33(4): 552-554, figs. 1-2. (1981).
Etymology: Honoring Dr. Noel Herman Holmgren, taxonomist and curator at the New York Botanical Garden. [source]
Nomenclatural Type Information
- Collector:
- M. Vázquez-Torres 2304
- Locality:
- Mexico, Oaxaca, slope with Quercus, 15 km S of San Gabriel along road from Puerto Escondido to Oaxaca, Distrito de Juquila
- Elevation:
- 650-850 m
- Date:
- 21 Mar 1980
- Type location(s):
- HT:XALU; IT:ENCB, FI, MEXU, NAP, NY
Distribution: Mexico (Oaxaca)
IUCN Red List:
Vulnerable
B1ab(iii)+2ab(iii)
Location Privacy Notice: This map is provided to show a rough estimate of the distribution of this species based on georeferenced localities on the WLoC database. The points may not be comprehensive of the species distribution and may contain errors. To protect the precise locations of populations of this highly threatened plant group, coordinates displayed on this map have been denatured to 0.1 degree precision (approximately 11 km accuracy). Map zoom levels are also limited for conservation purposes.
Image Gallery Mexico Oaxaca
4 observations · 51 photos
References (5)
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Gregory TJ. 2003. Dioon holmgrenii, then and now. Cycad Newslett. 26 (3) : 5-7.
WLoC
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