Coryphantha scheeri var. robustispina

Year
1995
Citation

Schmalzel, Robert. 1995. Survery Report on Corphantha scheeri var, robustispina. United States Forest Service (USFS) Regional Office, Albuquerque, NM. p.9.

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Reference Code
U95SCH05NMUS
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Year
1992
Citation

Ecosphere Environmental Service. 1992. Range Study of Coryphantha scheeri var. robustispina. United States Forest Service (USFS) Regional Office, Albuquerque, NM. p.85.

Keywords
Reference Code
U92EES01NMUS
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Year
2001
Citation

Baker, Marc. 2004. Phenetic analysis of Coryphantha, section Robustispina, part 1: stem characters. United States Forest Service (USFS) Regional Office, Albuquerque, NM. p. 22.

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Reference Code
U04BAK01NMUS
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Year
1993
Citation

Ecosphere Environmental Services. 1993. A survey for threatened and engandered plant species at three proposed reservoir sites and associated pipelines. United States Forest Service (USFS) Regional Office, Albuquerque, NM. p. 11.

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Reference Code
U93EES01NMUS
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