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Structure of herbivor communities in two oak (Quercus spp.) hybrid zonesBOECKLEN, W. J; SPELLENBERG, R.Oecologia. 1990, Vol 85, Num 1, pp 92-100, issn 0029-8549Article

A new species of Erigeron (Asteraceae: Astereae) from Central New MexicoSPELLENBERG, R; KNIGHT, P.Madroño. 1989, Vol 36, Num 2, pp 115-121, issn 0024-9637, 7 p.Article

A new species of Astragalus (Leguminosae) from Northwestern New Mexico and adjacent ArizonaBARNEBY, R. C; SPELLENBERG, R.Brittonia. 1987, Vol 39, Num 2, pp 188-191, issn 0007-196XArticle

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