Las Cactáceas de MÉXICO - Bravo-Hollis, Helia, 1901 -2001 (UNAM [Imprenta universitaria], 1937)

Cactaceous plants: their history and culture - Castle, R. Lewis ([Printed at the Horticultural Press], 1884)

Cactæ in Horto Dyckensi cultæ anno 1849 : secundum tribus et genera digestæ, additis adnotationibus botanicis characteribusque specierum in enumeratione dianostica cactearum doct. Pfeifferi non descriptarum - Salm-Reifferscheidt, Joseph, Graf zu, 1773 -1861 (Henry & Cohen, 1850)

Cacteæ in horto dyckensi cultæ anno 1844 - Imprimerie de Crapelet (Paris, France) (E. Typis Crapelet, 1845)

Cacteæ in Horto Dyckensi cultæ anno 1844 - Imprimerie de Crapelet (Paris, France) (E. Typis Crapelet, 1845)

Cacteae in horto Dyckensi cultae anno 1849, secundum tribus et genera digestae : additis adnotationibus botanicis characteribusque specierum in enumeratione diagnostica cactearum Doct. Pfeifferi non descriptarum - Henry & Cohen, (Apud Henry & Cohen, typis C. Georgii, 1850)

Cactearum genera nova speciesque novæ et omnium in Horto monvilliano cultarum ex affinitatibus naturalibus ordinatio nova indexque methodicus - Lemaire, Charles Antoine, 1801 -1871 (J. Loss, 1859)

Cacti - Griffiths, David, 1867 -1935 (U.S. Dept. of Agriculture, 1929)

Cacti, succulents, odd, rare and decorative plants, begonias, rock plants, ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Schick Nursery, 1933)

Cactus culture for amateurs: a concise and practical guide to the management of a little understood family of plants - Watson, William, 1858 -1925 ("The Bazaar, exchange & mart" office, 1920)

Cactus handbook, 1876-1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Johnson Cactus Gardens, 1951)