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M. Patrick Griffith

Published work (Current to July 2017)

Peer-reviewed research

Griffith, M. P., M. Calonje, A. W. Meerow, J. Francisco-Ortega, L. Knowles, R. Aguilar, F. Tut, V. Sanchez, A. Meyer, L. R. Noblick, and T. M. Magellan. 2017. Will the ex situ protocols give similar results for closely related species? Biodiversity and Conservation. DOI: 10.1007/s10531-017-1400-2.

Griffith, M. P., J. de Freitas, M. Barros, and L. R. Noblick. 2017. Sabal antillensis (Arecaceae): a new palmetto species from the Leeward Antilles. Phytotaxa 303 (1): 056–064.

Magellan, T. M. and M. P. Griffith. 2017. Status of Pseudophoenix sargentii on Elliott Key, Florida. Palms 61(1):41-44.

Salas-Leiva, D. E., A .W. Meerow, M. Calonje, J. Francisco-Ortega, M. P. Griffith, K. Nakamura, V. Sánchez, L. Knowles, and D. Knowles. 2017. Shifting Quaternary migration patterns in the Bahamian archipelago: Evidence from the Zamia pumila complex at the northern limits of the Caribbean island biodiversity hotspot. American Journal of Botany. Published online before print 17 May 2017, doi: 10.3732/ajb.1700054.

Clugston, J. A. R., M. P. Griffith, G. J. Kenicer, C. E. Husby, M. A. Calonje, D. W. Stevenson and D. P. Little. 2016. Zamia (Zamiaceae) Phenology in a Phylogenetic Context: Does in situ reproductive timeing correlate with ancestry? Edinburgh Journal of Botany. DOI: http://dx.doi.org/10.1017/S096042861600007X

Jestrow, B., B. Peguero, F. Jiménez, W. Cinea, M. Hass, A. Reeve, A. W. Meerow, M. P. Griffith, M. Maunder and J. Francisco-Ortega. 2016. Genetic diversity and differentiation of the Critically Endangered Hispaniolan palm Coccothrinax jimenezii M.M. Mejía & García based on novel SSR markers. Biochemical Systematics and Ecology 66: 216-223.

McCluskey, K., A. Alvarez, A. R. Bennett, D. Bokati, K. Boundy-Mills, D. Brown, C. Bull, M. Coffey, T. Dreaden, C. Duke, G. Dye, E. Ehmke, K. Eversole, K. Fenstermacher, D. Geiser, J. A. Glaeser, S. Greene, L. Gribble, M. P. Griffith, K. Hanser, R. Humber, B. W. Johnson, A. Kermode, M. Krichevsky, M. Laudon, J. Leach, J. Leslie, M. May, U. Melcher, D. Nobles, N. R. Fonseca, S. Robinson, M. Ryan, J. Scott, C. Silflow, A. Vidaver, K. M. Webb, J. E. Wertz, S. Yentsch, and S. Zehr. 2016. The US Culture Collection Network lays the foundation for progress in preservation of valuable microbial resources. Phytopathology 106:532-540.

Murphy, V., T. Clase, R. A. Rodríguez-Peña, F. Jiménez-Rodríguez, B. Jestrow, C. E. Husby, and M. P. Griffith. 2016. Conservation Horticulture for Yarey Palm and Buccaneer Palm: Substrate and Sowing Depth Effect Germination and Early Seedling Growth. HortTechnology. 26: 811-815.

Fotinos, T. D., S. Namoff, C. Lewis, M. P. Griffith, J. Maschinski, and E. J. B. von Wettberg. 2015. Genetic evaluation of a reintroduction of Sargent’s Cherry Palm, Pseudophoenix sargentii. Journal of the Torrey Botanical Society 142: 51-62.

Goettsch, B., C. Hilton-Taylor, G. Cruz-Piñón, J. Duffy, A. Frances, H. Hernández, R. Inger, C. Pollock, J. Schipper, M. Superina, N. Taylor, M. Tognelli, A. Abba, S. Arias, H. Arreola-Nava, M. Baker, R. Bárcenas, D. Barrios, P. Braun, C. Butterworth, A. Búrquez, F. Caceres, M. Chazaro-Basañez, R. Corral-Díaz, M. del Valle Perea, P. Demaio, W. Duarte de Barros, R. Durán, L. Faúndez Yancas, R. Felger, B. Fitz-Maurice, W. Fitz-Maurice, G. Gann, C. Gómez-Hinostrosa, L. Gonzalez-Torres, M. P. Griffith, P. C. Guerrero, B. Hammel, K. Heil, J. G. Hernández-Oria, M. Hoffmann, M. I. Ishihara, R. Kiesling, J. Larocca, J. L. León de la Luz, C. Loaiza, M. Lowry, M. Machado, L. Majure, J. G. Martínez-Ávalos, C. Martorell, J. Maschinski, E. Méndez, R. Mittermeier, J. Nassar, V. Negrón-Ortiz, L. Oakley, P. Ortega-Baes, A. P. Ferreira, D. Pinkava, J. M. Porter, R. Puente-Martinez, J. R. Gamarra, P. S. Pérez, E. S. Martínez, M. Smith, J. Sotomayor M del C, S. Stuart, J. Luis T. Muñoz, T. Terrazas, M. Terry, M. Trevisson, T. Valverde, T. Van Devender, M. Véliz-Pérez, H. Walter, S. Wyatt, D. Zappi, A. Zavala-Hurtado, and K. Gaston. 2015. High proportion of cactus species threatened with extinction. Nature Plants 1, Article number: 15142 doi:10.1038/nplants.2015.142.

Griffith, M. P., M. Calonje, A. W. Meerow, F. Tut, A. T. Kramer, A. Hird, T. M. Magellan, and C. E. Husby. 2015. Can a botanic garden cycad collection capture the genetic diversity in a wild population? International Journal of Plant Sciences 176:1-10.

Magellan, T. M., M. P. Griffith, and P. B. Tomlinson. 2015. Distribution of gelatinous fibers in seedling roots of living cycads. American Journal of Botany. doi: 10.3732/ajb.150023.

Peguero, B., F. Jimenez, P. A. Joseph, W. Cinea, M. P. Griffith, J. Francisco-Ortega, and B. Jestrow. 2015. Coccothrinax jimenezii – A Critically Endangered Palm from Hispaniola. Palms 59: 145-153.

Carey, E. L. Gape, B. N. Manco, D. Hepburn, R. L. Smith, L. Knowles, D. Knowles, M. Daniels, M. A. Vincent, E. Freid, B. Jestrow, M. P. Griffith, M. Calonje, A. W. Meerow, D. W. Stevenson, and J. Francisco-Ortega. 2014. Plant Conservation Challenges in the Bahama Archipelago. Botanical Review 80.

Griffith, M. P. and D. H. Lorence (Eds.) 2014. Honoring Beekman and Rumphius: Proceedings of the 2011 David Fairchild Medal for Plant Exploration Symposium. Allertonia 13.

Griffith, M. P., T. M. Magellan and P. B. Tomlinson. 2014. Variation in leaflet structure in Cycas (Cycadales:Cycadaceae): Does anatomy follow phylogeny and geography? International Journal of Plant Sciences 175 (2): 241-255.

Rodríguez-Peña, R. A., B. Jestrow, W. Cinea, A. Veloz, F. Jiménez-Rodríguez, R. García, A. W. Meerow, M. P. Griffith, M. Maunder, J. Francisco-Ortega. 2014. Conservation and genetics of two Critically Endangered Hispaniolan palms: genetic erosion of Pseudophoenix lediniana in contrast to P. ekmanii. Plant Systematics and Evolution. doi: 10.1007/s00606-014-1028-6.

Rodríguez-Peña, R. A., B. Jestrow, A. W. Meerow, T. Clase, M. P. Griffith, E. Santiago-Valentin, J. A. Sustache-Sustache, and J. Francisco-Ortega. 2014. Genetic diversity and differentiation of Pseudophoenix (Arecaceae) in Hispaniola. Botanical Journal of the Linnean Society 176: 469–485.

Salas-Leiva, D., A.W. Meerow, J. Francisco-Ortega, M. Calonje, M. P. Griffith, D.W. Stevenson, and K. Nakamura. 2014. Conserved genetic regions across angiosperms help develop low copy nuclear markers in gymnosperms: an example using cycads. Molecular Ecology Resources. doi: 10.1111/1755-0998.12228.

Tomlinson, P. B., T. M. Magellan, and M. P. Griffith. 2014. Root Contraction in Cycas and Zamia (Cycadales) Determined by Gelatinous Fibers. American Journal of Botany 101(8): 1275-1285.

Calonje, M., A. W. Meerow, L. Knowles, D. Knowles, M. P. Griffith, K. Nakamura, J. Francisco-Ortega. 2013. Cycad biodiversity in the Bahamas Archipelago and conservation genetics of the Critically Endangered Zamia lucayana (Zamiaceae) Oryx 47:190-198.

Cibrian Jaramillo, A., A. Hird, N. Oleas, H. Ma, A. W. Meerow, J. Francisco-Ortega, and M. P. Griffith. 2013. What is the Conservation Value of a Plant in a Botanic Garden? Using Indicators to Improve Management of ex situ Collections. Botanical Review.

Griffith M. P., E. Witcher, L. Noblick, and C. Husby. 2013. Palm stem shape correlates with hurricane tolerance, in a manner consistent with natural selection. Palms 57: 115-122.

Magellan, T. M., S. Cuestas, C. Husby, and M. P. Griffith. 2013. Spent Coffee Grounds Do Not Control Cycad Aulacaspis Scale. HortTechnology 23(2): 201-206.

Majure, L. C., R. Puente, M. P. Griffith, D. E. Soltis, and W. S. Judd. 2013. Opuntia lilae, another Tacinga hidden in Opuntia s.l. (Cactaceae). Systematic Botany 38: 444-450.

Murphy, V., K. Moore, M. P. Griffith and C. Husby. 2013. Improving conservation through cultivation: nine container substrates influence growth of a rare cycad, Zamia pumila L. HortScience 48: 1168-1172.

Noblick, L. R., W. J. Hahn, and M. P. Griffith. 2013. Structural cladistic study of Cocoseae, subtribe Attaleinae (Arecaceae): Evaluating taxonomic limits in Attaleinae and the neotropical genus Syagrus. Brittonia 65(2): 232-261.

Oleas, N. B. Jestrow, M. Calonje, B. Peguero, F. Jiménez, R. Rodríguez-Peña, R. Oviedo, E. Santiago-Valentín, A. W. Meerow, M. Abdo, M. Maunder, M. P. Griffith, and J. Francisco-Ortega. 2013. Molecular Systematics of Threatened Seed Plant Species Endemic in the Caribbean Islands. Botanical Review. doi:10.1007/s12229-013-9130-y.

Salas-Leiva, D., A. W. Meerow, M. Calonje, M. P. Griffith, J. Francisco-Ortega, K. Nakamura, C. E. Lewis, S. Namoff. 2013. Phylogeny of the cycads based on multiple single copy nuclear genes: congruence of concatenation and species tree inference methods. Annals of Botany. doi: 10.1093/aob/mct192.

de Laubenfels, D. J., C. E. Husby, and M. P. Griffith. 2012. Further Nomenclatural Action for the Cypresses (Cupressaceae). Novon 22: 8-15.

Griffith, M. P., J. Sustache, J. Francisco-Ortega, and E. Santiago-Valentin. 2012. Cactus, succulent, and pachycaul flora of Mona Island. Haseltonia 18: 56-66.

Griffith, M. P., M. A. Calonje, D. W. Stevenson, C. E. Husby, and D. P. Little. 2012. Time, place, and relationships: cycad phenology in a phylogenetic and biogeographic context. Memoirs of the New York Botanical Garden 106: 59-81.

Santiago-Valentin, E. J. Sustache, J. Francisco-Ortega, C. Figueroa-Hernandez, J. Fuemero-Caban, and P. Griffith. 2012. Pseudophoenix sargentii on Mona Island: Conservation Survey and a New Discovery. Palms 56(3): 78-90.

Majure, L. C., R. Puente, M. P. Griffith, W. S. Judd, P. S. Soltis, and D. E. Soltis. 2012. Phylogeny of Opuntia s.s. (Cactaceae): clade delineation, geographic origins, and reticulate evolution. American Journal of Botany 99: 847–864.

Meerow, A. W., J. Francisco-Ortega, M. Calonje, M. P. Griffith, T. Alaya-Silva, D. W. Stevenson, and K. Nakamura. 2012. Zamia (Cycadales: Zamiaceae) on Puerto Rico: Asymmetric Genetic Differentiation and the Hypothesis of Multiple Introductions. American Journal of Botany 99 (11) doi: 10.3732/ajb.1200494.

Anderson, L., and P. Griffith. 2011. Principles and principes:  William Lyman Phillips and the palm collection at Montgomery Botanical Center.  Studies in the History of Gardens and Designed landscapes 31(3): 196-203.

Calonje, M. J. Kay, and M. P. Griffith. 2011. Propagation of cycad collections from seed: applied reproductive biology for conservation. Sibbaldia 9: 77-96.

Griffith, P., C. Lewis, and J. Francisco-Ortega. 2011. Palm conservation in a botanic garden: a case study of the Keys Thatch Palm. Palms 55: 93-101.

Goldman, D.H., M R. Klooster, M. P. Griffith, M. F. Fay, & M. W. Chase. A preliminary evaluation of the ancestry of a putative Sabal hybrid (Arecaceae: Coryphoideae), and the description of a new nothospecies, Sabal × brazoriensis. Phytotaxa 27: 8–25

Kay, J., A Strader, V. Murphy, L. Nghiem-Phu, M. Calonje, and M. P. Griffith 2011. Palma Corcho: A Case Study in Botanic Garden Conservation Horticulture and Economics. HortTechnology 21(4).474-481

Namoff, S., A. Veloz, F. Jiménez, R.A. Rodríguez-Peña, B. Peguero, C. Lewis, J. Moynihan, M. Abdo, M. Maunder, E. von Wettberg, A.W. Meerow, M.P. Griffith , and J. Francisco-Ortega. 2011. Sweet drinks are made of this: conservation genetics of an endemic palm species from the Dominican Republic. Journal of Heredity 102: 1-10

Edelman, S., and Griffith, M.P. 2010. Mangrove and Brazilian pepper in the garden: A case study of vegetation change over 80 years. Davidsonia 20(2):51-64.

Namoff, S., C. E. Husby, J. Francisco-Ortega, L. R. Noblick, C. E. Lewis, and M. P. Griffith. 2010. How well does a botanical garden collection of a rare palm capture the genetic variation in a wild population? Biological Conservation 143:1110-1117.

Griffith, M. P., and J. M. Porter. 2009. Phylogeny of Opuntioideae (Cactaceae). International Journal of Plant Sciences 170:107-116.

Griffith, M. P. 2009. Evolution of leaf and habit characters in Opuntioideae (Cactaceae): reconstruction of ancestral form. Bradleya 27:49-58.

Calonje, M., J. Meerman, P. Griffith, and G. Hoese. 2009. A new species of Zamia (Zamiaceae) from the Maya Mountains of Belize. Journal of the Botanical Research Institute of Texas 31:31-41.

Griffith, M. P., L. R. Noblick, J. L. Dowe, C. E. Husby, and M. Calonje. 2008. Cyclone tolerance in New World Arecaceae: biogeographic variation and abiotic natural selection. Annals of Botany 102:591-598.

Griffith, M. P. 2008. Pereskia, Portulacaceae, photosynthesis, and phylogenies: implications for early Cactaceae. Haseltonia 14: 37-45.

Columbus, J. T., R. Cerros-Tlatilpa, M. S. Kinney, M. E. Siquieros Delgado, H. E. Bell, M. P. Griffith, and N. F. Refulio-Rodriguez. 2007. Phylogenetics of Chloridoideae (Gramineae): a preliminary study based on nuclear ribosomal internal transcribed spacer and chloroplast trnL-F sequences. Aliso 23:565-579.

Griffith, M. P. 2004. The origins of an important cactus crop, Opuntia ficus-indica: New molecular evidence. American Journal of Botany 91:1915-1921.

Griffith, M. P. 2004. What did the first cactus look like? An attempt to reconcile the morphological and molecular evidence. Taxon 53:493-499.

Goldman, D. H., C. van den Berg, and M. P. Griffith. 2004. Morphometric circumscription of species and infraspecific taxa in Calopogon R.Br. (Orchidaceae). Plant Systematics and Evolution 247:37-60.

Griffith, M. P. 2004. Invited paper. Early cactus evolution: the postmodern view. Haseltonia 10: 3-11.

Griffith, M. P. 2003. Using molecular data to elucidate reticulate evolution in Opuntia (Cactaceae). Madroño 50: 162-169.

Griffith, M. P., and J. M. Porter. 2003. Back to the basics: a simple method of DNA extraction for mucilaginous cacti. Bradleya 21: 126-128.
Griffith, M. P. 2002. Grusonia pulchella classification and its impacts on the genus Grusonia: morphological and molecular evidence. Haseltonia 9: 86-93.

Griffith M. P., And S. C. Bartel. 2002. A Cypress (Cupressus arizonica, Cupressaceae) in Jeff Davis County, Texas? Sida 20: 585-592.

Columbus, J. T., H. E. Bell, R. Cerros-Tlaltilpa, M. P. Griffith, and J. M. Porter. 2001. Schaffnerella rediscovered! (Gramineae: Chloridoideae). Aliso 20: 45-50.

Griffith, M. P. 2001. Experimental hybridization in northern Chihuahuan Desert Opuntia. Aliso 20: 37-42



Technical papers, reviews, conservation assessments, and popular articles


Griffith, M. P. 2016. Ready for the Next Hurricane? Public Garden 31(3): 8-9.

Griffith, M. P. 2014. Rumphius and Beekman: Proceedings of the Symposium for the 2011 David Fairchild Medal for Plant Exploration. Allertonia 13:1-2.

Griffith, M.P., F. Tut, W. Mesh, and M. Calonje. 2014. Eighteen people, three horses and three dogs: a cycad conservation expedition in southern Belize. Encephalartos - Journal of the Cycad Society of South Africa 116: 17-22.

Gann, G.D. and P. Griffith. 2013. Pereskia quisqueyana. The IUCN Red List of Threatened Species 2013: e.T151927A577173.

Gann, G.D., J. Nassar, L. Majure and P. Griffith. 2013. Cylindropuntia caribaea. The IUCN Red List of Threatened Species 2013: e.T151895A573545.

Griffith, P., G.D. Gann and J. Nassar. 2013. Pereskia bleo. The IUCN Red List of Threatened Species 2013: e.T152000A585842.

Griffith, P. and J. Nassar. 2013. Opuntia boldinghii. The IUCN Red List of Threatened Species 2013: e.T152363A628461.

Griffith, P. and J. Nassar. 2013. Pereskia marcanoi. The IUCN Red List of Threatened Species 2013: e.T152112A598433.

Griffith, P., V. Negrón-Ortiz, D. Barrios, and L. R. González Torres. 2013. Consolea millspaughii. The IUCN Red List of Threatened Species 2013: e.T16330045A16330053.

Griffith, P. and L. Majure, 2013. Opuntia pittieri. The IUCN Red List of Threatened Species 2013: e.T152177A606231.

Griffith, P. and N.P. Taylor. 2013. Pereskia portulacifolia. The IUCN Red List of Threatened Species 2013: e.T152596A655299.

Griffith, M. P., Francisco-Ortega, J., & Cibrian-Jaramillo, A. 2013. Special Issue on Genetics and Plant Conservation in Latin America. The Botanical Review 79(4): 447-448.

Nassar, J. and P. Griffith. 2013. Opuntia caracassana. The IUCN Red List of Threatened Species 2013: e.T152471A640474.

Nassar, J. and P. Griffith. 2013. Pereskia zinniiflora. The IUCN Red List of Threatened Species 2013: e.T152427A635762.

Negrón-Ortiz, V. and P. Griffith. 2013. Consolea falcata. The IUCN Red List of Threatened Species 2013: e.T16329998A16330002.

Negrón-Ortiz, V. and P. Griffith. 2013. Consolea nashii. The IUCN Red List of Threatened Species 2013: e.T16330194A16330280.

Negrón-Ortiz, V. and P. Griffith. 2013. Consolea picardae. The IUCN Red List of Threatened Species 2013: e.T16330409A16330926.

Negrón-Ortiz, V. and P. Griffith. 2013. Consolea rubescens. The IUCN Red List of Threatened Species 2013: e.T16331022A16331047.

Negrón-Ortiz, V. and P. Griffith. 2013. Consolea spinosissima. The IUCN Red List of Threatened Species 2013: e.T151874A571255.

Negrón-Ortiz, V., P. Griffith and J. Maschinski. 2013. Consolea corallicola. The IUCN Red List of Threatened Species 2013: e.T16329591A16329597.

Husby, C., L. Danielson, L. Noblick, P. Griffith, and A. Strader. 2012. Coccothrinax at the Montgomery Botanical Center. The Palm Journal 202: 12-19.

Griffith P., A. Strader, T. Magellan, and L. Noblick. 2011. Roystonea and Pseudophoenix: essential palms at Montgomery Botanical Center. The Palm Journal 196: 9-11.

Witcher, E. and P. Griffith. 2011. Remote sensing as a botanic garden tool. Arnoldia 69:23-32.

Calonje, M., L. Knowles, D. Knowles, A. Meerow, C. Calonje, R. Adams, L. Johnson, S. Gilmer, P. Griffith, and J. Francisco-Ortega. 2011. Following the steps of Donovan and Helen Correll: Exploring for cycads in The Bahama Archipelago. The Tropical Garden 66(4): 33-39.

Griffith, M. P., C. E. Husby, and M. Calonje. 2010. Cycad collections development in the modern context: Challenges, opportunities, investments and outcomes. Proc. of the 4th Global Botanic Gardens Congress.

Griffith, M. P., I. L. Danielson, C. D. Bacon, and L. R. Noblick. 2010. Pritchardia challenges at the Montgomery Botanical Center. The Palm Journal 193: 28-30

Griffith, P., and C. Husby. 2010. The price of conservation: measuring the mission and its cost. BGJournal 7: 12-14.

Griffith, P., and M. Calonje. 2010. The Sinkhole Cycad of Belize: Conservation Horticulture and a New Discovery. 2009 AZH Conference Proceedings: 26-28

Griffith, M. P., J. L. Dowe, L. R. Noblick, and I. L. Danielson. 2009. Archontophoenix at Montgomery Botanical Center. The Palm Journal 192: 12-14..

Calonje, M., C. Husby, and P. Griffith. 2009. The Cycad Collection at Montgomery Botanical Center. Public Garden 24: 25-27.

Griffith, M. P., L. R. Noblick, and A. A. Strader. 2008. Sabal collections at Montgomery Botanical Center. The Palm Journal 189: 8-9.

Anderson, L. and M. P. Griffith. 2008. Palms, turf, budgets, and priorities: strategic horticulture management at MBC. Palms 52: 59-62.

Noblick, L. R., C. E. Husby, and M. P. Griffith. 2008. The Palm Collection at Montgomery Botanical Center. Public Garden 23: 26-29.

Griffith, M. P. and M. Calonje. 2007. Ex situ horticultural conservation of Cycas micronesica, an endangered cycad species. Association of Zoological Horticulture 2007 Conference Proceedings.

Noblick, L. R., M. P. Griffith, and I. L. Danielson. 2006. Montgomery Botanical Center's Ptychosperma and Veitchia collections. The Palm Journal 183:16-18.

Griffith, M. P.  2005. Un palmier bouteille peu commun au Centre Botanique de Montgomery (Floride). Le Palmier (France) 45: 17.

Griffith, M. P. 2005. Étonnant, non? L’étrange palmier bonbonne du Montgomery Botanical Center. Latania (Réunion) 14: 33.

Griffith, M. P. 2005. California Desert Flowers by S. Morhardt and E. Morhardt (Review). Madroño 52: 126.

Griffith, M. P. 2005. In Pursuit of Plants. Experiences of Nineteenth & Early Twentieth Century Plant Collectors by P. Short (review). Economic Botany 59: 98.

Griffith, M. P., and M. Andrews. 2005. Colonel Robert and Nell Montgomery: Growing their legacy. Preservation Today 2005: 26-27.

Griffith, M. P. 2004. Cactus systematics and evolution: studies in the Opuntioideae. Ph.D. Dissertation, Claremont Graduate University and Rancho Santa Ana Botanic Garden, Claremont, California

Griffith, M. P. 2004. Ancient Wine: the Search for the Origins of Viniculture by Patrick E. McGovern (Review). Economic Botany 58: 487-488.

Griffith, M. P. 2004. Atlas of the Vacular Plants of Texas Volume 1—Dicots; Volume 2-Monocots, Ferns and Gymnosperms; Sida Botanical Miscellany 24 by Billie L. Turner, Holly Nichols, Geoffrey Denny, and Oded Doron (Book Review). Systematic Botany 29: 459-460.

Griffith, M. P. 2003. Relationships among the genera of Opuntioideae (Cactaceae): preliminary insights. Cactaceae Systematics Initiatives 15: 12-13.

Griffith, M. P. 2003. Cacti: Biology and Uses by P. S. Nobel (ed.) (Review). Madroño 50: 55-56.

Griffith, M. P. 2002. A Cactus Odyssey by J. D. Mauseth, R. Kiesling, and C. Ostolaza (Review).  Madroño 49: 198.

Griffith, M. P. 2001. A new Chihuahuan Desert hybrid prickly pear, Opuntia xrooneyi  (Cactaceae) Cact. Succ. J. (U.S.) 73: 307-310.

Griffith, M. P. 2000. Breeding systems of and natural interspecific hybridization in northern Chihuahuan Desert region Opuntia. Master's Thesis, Sul Ross State University, Alpine, Texas.






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