Curator Andrew Sanders holding specimens from the herbarium's large collection of California flora. (Stan Lim/UCR)​



Mitchel Provance


Provance, M.C., I. Garcia-Ruiz, & A.C. Sanders. 2008. The Diospyros salicifoliacomplex (Ebenaceae) in Mesoamerica. J. Bot. Res. Inst. of Texas 2:1009-1100.

Provance, M.C. & A.C. Sanders. 2006. More American black sapotes: new Diospyros (Ebenaceae) for Mexico and Central America. Sida 22:277-304.

Provance, M.C. & A.C. Sanders. 2005. Diospyros torresii (Ebenaceae): a new black zapote from tropical Mexico. Sida 21:2045-2050.

Cahill, J.P. and M.C. Provance. 2002. Genetics of qualitative traits in domesticated chia (Salvia hispanica L.). The Journal of Heredity 93:52-55.

Provance, M.C., A.C. Sanders, V. Soza, S. Boyd, D. Bramlet & A.L. Wolf. 2000. Noteworthy collections, California: Ambrosia pumillaDicoria canescensErodium malacoidesKoeleria phleoidesMonardella pringleiNama stenocarpumQuercus palmeri. Madroño 47:139-141.

Soza, V., M.C. Provance, A.C. Sanders, & S. Boyd. 2000. Noteworthy collections, California: Brickellia knappianaBrickellia multiflora, (etc.). Madroño 47:141-142.



Calystegia felix Provance & A.C. Sanders, sp. nov. Th e holotype, A.C. Sanders & M.C. and T.A. Provance 40174 (UCR [UCR-246125]). Th e flowering branchlets are from a single ramet (Photo M. C. Provance, 2011)
Calystegia felix Provance & A.C. Sanders, sp. nov. The holotype, A.C. Sanders & M.C. and T.A. Provance 40174 (UCR [UCR-246125]). The flowering branchlets are from a single ramet (Photo M. C. Provance, 2011)


Andrew Sanders


Elvin, M. & A. Sanders. 2009. Nomenclatural Changes for Monardella (Lamiaceae) in California. Novon 19(3): 315-343.

Elvin, M., A. Sanders & M. Brunell. 2012. MonardellaIn: Bruce Baldwin et al. (editors). The Jepson Manual: Higher Plants of California, 2nd ed. University of California Press, Berkeley, CA.

Elvin, M., A. Sanders, R.A. Burgess & B.J. Hellenthal. 2015. Three new subspecies of Monardella (Lamiaceae) from Southern California, U.S.A.. Novon 23(4):416-431.

Provance M. & A. Sanders. 2013. Lucky morning glory, Calystegia felix(Convolvulaceae): a new species from Southern California, with notes on the historical ecology of the Chino ciénega belt. PhytoKeys 2013(32): 1-26.

Provance M. & A. Sanders. 2009. An overview of the Diospyros campechianacomplex (Ebenaceae) and description of three new species. J. Bot. Res. Inst. Texas3(1): 85-112.

Provance, M., I. García Ruiz & A. Sanders. 2008. The Diospyros salicifoliacomplex (Ebenaceae) in Mesoamerica. J. Bot. Res. Inst. Texas 2(2): 1009-1100.

Provance, M. & A. Sanders. 2006. More American black sapotes: new Diospyros(Ebenaceae) for Mexico and Central America. Sida 22: 277-304.

Provance, M. & A. Sanders. 2005.  Diospyros torresii (Ebenaceae): a new black zapote from tropical Mexico. Sida 21: 2045-2050.

Elvin, M. & A. Sanders. 2004. A new species of Monardella (Lamiaceae) from Baja California, Mexico and Southern California, United States. Novon 13: 425-432.

Roberts, F., S. White, A. Sanders, D. Bramlet & S. Boyd. 2004. The Vascular Plants of Western Riverside Co., CA, An Annotated Checklist. F.M. Roberts Pub., San Luis Rey, CA.

Hrusa, F., B. Ertter, A. Sanders, G. Leppig, & E. Dean.  2002.  Catalogue of non-native vascular plants occurring spontaneously in California beyond those addressed in The Jepson Manual, Part 1. Madroño 49 (2): 61-98.

Costea, M., A. Sanders & J.G. Waines. 2001. Preliminary results toward a revision of the Amaranthus hybridus species complex (Amaranthaceae).  Sida 19(4): 931-974

Costea, M., A. Sanders & J.G. Waines. 2001. Notes on some little known Amaranthus taxa (Amaranthaceae) in the United States. Sida 19(4): 975-992.

Minnich, R. & A. Sanders. 2000. Sahara mustard (Brassica tournefortii). In: C. Bossard, J. Randall & M. Hoshovsky (editors). California's Wildland Weeds: Identification and Control. University of California Press, Berkeley, CA.

Soza, V., M. Provance & A. Sanders.  2000.  Noteworthy collections, CA. Madroño 47: 142.

Van Devender, T., A. Sanders, R. Wilson, & S. Meyer. 2000. Vegetation, flora, and seasons of the Rio Cuchujaqui, a tropical deciduous forest near Alamos, Sonora, Mexico. In: Robert H. Robichaux & David Yetman (editors). The Tropical Deciduous Forest of Alamos: Ecology and Conservation of a Threatened Ecosystem. The University of Arizona Press, Tucson, AZ.

Boyd, S. & A. Sanders. 1999. Noteworthy collections, CA. Madroño 46(2): 112.

Sanders, A. 1999. Invasive exotics in California: a perspective from Inland Southern California. In: M. Kelly, E. Wagner, & P. Warner (eds.). Proceedings of the CA Exotic Pest Plant Council Symposium: Volume 4, 1998. California Exotic Pest Plant Council, Berkeley, CA. pp. 7-10.

Sanders, A. & S. Boyd. 1999. Noteworthy collections, CA. Madroño 46(2):113.

Sanders, A. 1998. Polygonaceae. In: Martin, P., et al. 1998. Gentry's Río Mayo Plants: The Tropical Deciduous Forest and Environs of Northwest Mexico. University of Arizona Press, Tucson, AZ.

Sanders, A. 1997. Noteworthy collections, California. Madroño 44: 203-206.

Sanders, A. 1997. Noteworthy collections, California. Madroño 44(3): 306-307.

Sanders, A. & D. Koutnik. 1997. Noteworthy collections, CA. Madroño 44(2): 203-210.

Sanders, A., D. Banks & S. Boyd. 1997. Rediscovery of Hemizonia mohavensisKeck (Asteraceae) and addition of two new localities. Madroño 44(2): 203-210.

White, S. & A. Sanders, 1997. Clarification of Three Camissonia boothiisubspecies' distributions in California. Madroño 44(1): 106-112

Sanders, A. 1996. Noteworthy collections, California. Madroño 43(4): 524-532.

White, S., A. Sanders & M. Wilcox. 1996. Noteworthy collections, CA. Madroño43(2): 334-335.

Sanders, A. & S. Boyd, 1996. Noteworthy collections, CA. Madroño 43(4): 523-524.

Friedman, S., T. Van Devender, V. Steinmann, A. Sanders, P. Jenkins, et al. 1996. Noteworthy collections, Sonora, Mexico. Madroño 43(4): 532-538.

Skinner, M., D. Tibor, R. Bittman, B. Ertter, T. Ross, S. Boyd, A. Sanders, J. Shevock & D. Taylor. 1995. Research needs for conserving California's rare plants. Madroño 42(2): 211-241.

Van Devender, T., A. Sanders, V. Steinmann, et al. 1995. Noteworthy collections, Sonora, Mexico. Madroño 42(3): 411-418.

Sanders, A. & D. Cudney. 1991. Key to the families of weeds of the West. In: T.D. Whitson (editor). Weeds of the West. Western Society of Weed Science, Laramie, WY.

Vasek, F. & A. Sanders, 1983. Distribution of Polygala acanthocladaMadroño 30 (3): 193-194.

Jones, C. E., A. C. Sanders, et al. 1979. Noteworthy collections, CA. Madroño29(2): 101.





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