Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1989)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2018)

Biodiversitas - Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO) (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad, (CONABIO), 2000)

Biologia Centrali-Americana :zoology, botany and archaeology - Godman, Frederick Du Cane, 1834 -1919 (Published for the editors by R. H. Porter], 1879)

The Cactaceae : descriptions and illustrations of plants of the cactus family - Britton, Nathaniel Lord, 1859 -1934 (Carnegie Institution of Washington, 1919)

The Cactaceae : descriptions and illustrations of plants of the cactus family - Britton, Nathaniel Lord, 1859 -1934 (Carnegie Institution of Washington, 1919)

The Cactaceae : descriptions and illustrations of plants of the cactus family - Britton, Nathaniel Lord, 1859 -1934 (Carnegie Institution of Washington, 1919)

California art & nature (1902)

Carl Friedrich Forster's Handbuch der Cacteenkunde in ihrem ganzen Umfange :nach dem gegenwartigen Stande der Wissenschaft bearbeitet und durch die seit 1846 begrundetet Gattungen und neu eingefuhrten Arten vermehrt - Förster, Carl Friedrich. (Wöller, 1886)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1919)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1919)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1919)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1919)

Checklist of CITES Species and Annotated CITES Appendices and Reservations - Inskipp, Tim (CITES Secretariat, UNEP-WCMC, 2005)

Checklist of CITES Species and Annotated CITES Appendices and Reservations - Inskipp, Tim (CITES Secretariat, UNEP-WCMC, 2005)

Checklist of CITES Species and Annotated CITES Appendices and Reservations - Inskipp, Tim (CITES Secretariat, UNEP-WCMC, 2005)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2003)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2001)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1920)

Flora of Southern Africa : the Republic of South Africa, Basutoland, Swaziland and South West Africa - Codd, L. E. W. (Govt. Printer, 1976)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1878)

Gesamtbeschreibung der Kakteen (Monographia cactacearum) - Schumann, K. (Karl) 1851 -1904 (J. Neumann, 1899)

Handbuch der Kakteenkultur : kurze Beschreibung der meisten gegenwärtig im Handel befindlichen Kakteen, nebst Angabe zu deren Pflege für Gärtner und Kakteenliebhaber zusammengestellt - Schelle, Ernst. (E. Ulmer, 1907)

Histoire naturelle des végétaux Phanérogames Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1846)

Histoire naturelle des végétaux Phanérogames Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1846)

Hortus Dyckensis; oder, Verzeichniss der in dem botanischen Garten zu Dyck wachsenden Pflanzen - Salm-Reifferscheidt, Joseph, Graf zu, 1773 -1861 (Arnz, 1834)

Hortus dyckensis : ou catalogue des plantes cultivées dans les jardins de Dyck - Salm-Reifferscheidt, Joseph, Graf zu, 1773 -1861 (Arnz, 1834)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1912)

Jaarverslag Plantentuin Meise = Rapport annuel Jardin botanique de Meise = Annual report Meise Botanic Garden - Jardin Botanique De Meise (APM, 2021)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1921)

Madera y bosques - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2015)

Novon a journal of botanical nomenclature from the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden, 2014)

Repertorium botanices systematicae - Walpers, Wilhelm Gerhard, 1816 -1853 (Sumtibus Friderici Hofmeister, 1843)

Report of the Prickly-pear Travelling Commission. 1st November, 1912-30th April, 1914 - Queensland. Prickly-pear Travelling Commission. (A. J. Cumming, government printer, 1914)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1908)

Trees and shrubs of Mexico - Standley, Paul Carpenter, 1884 -1963 (Govt. Print. Off, 1924)