Glandulicactus uncinatus var. wrightii (Cactaceae) with 15 cm spines

  • Root Gorelick Department of Biology, Carleton University


Central spines of Glandulicactus uncinatus var. wrightii have never been reported longer than 13 cm. I report plants from Anthony’s Nose in far West Texas with 15–16.5 cm central spines.


Anderson, E.F. 2001. The cactus family. Timber Press, Portland, Oregon, U.S.A.
Backeberg, C. 1977. Cactus lexicon [English translation of German 3rd edition]. Blandford Press, Poole, Dorset, England, U.K.
Bowers, N., R. Bowers, & S. Tekiela. 2009. Cactus of Texas field guide. Adventure Publications, Cambridge, Minnesota, U.S.A.
Britton, N.L. & J.N. Rose. 1922. The Cactaceae - Volume III. Carnegie Institution, Washington D.C., U.S.A.
Engelmann, G. 1856. Synopsis of the Cactaceae of the territory of the United States and adjacent regions. Proc. Amer. Acad. Arts Sci. 3:259–314.
Heil, K.D. & R. Spellenberg. 1993. Familiar cacti – an Audubon pocket guide. Alfred Knopf, New York, New York, U.S.A.
Loflin, B.K. & S.A. Loflin. 2009. Texas cacti. Texas A&M Press, College Station, Texas, U.S.A.
Powell, A.M. & J.F. Weedin. 2004. Cacti of the Trans-Pecos and adjacent areas. Texas Tech University Press, Lubbock, Texas, U.S.A.
Schulz, E.D. & R. Runyon. 1930. Texas cacti: A popular and scientific account of the cacti native of Texas. Texas Academy of Science, San Antonio, Texas, U.S.A.
Weniger, D. 1969. Cacti of the Southwest: Texas, New Mexico, Oklahoma, Arkansas, and Louisiana. University of Texas Press, Austin, Texas, U.S.A.
Weniger, D. 1984. Cacti of Texas and Neighboring States: A Field Guide. University of Texas Press, Austin, Texas, U.S.A.
Zimmerman, A.D. & B.D. Parfitt. 2003. Glandulicactus. In: Flora of North America Editorial Committee, eds. Flora of North America north of Mexico. Oxford University Press, New York, New York, U.S.A. 4:207–209.
How to Cite
Gorelick, R. (2021). Glandulicactus uncinatus var. wrightii (Cactaceae) with 15 cm spines. Journal of the Botanical Research Institute of Texas, 15(2), 569-573.