David Griffiths was a prolific publisher. He discovered many Opuntia species and described the. Moreover, he studied the plants in culture and reported on their growth, habit, and characteristics.
Additional Species of Opuntia, 1916
Behavior of Opuntia in Cultural Conditions, 1913
Cacti (Griffiths and Thompson), 1929
Decorative Materials in Opuntia (1919)
Einige New Opuntioideen (Some new Opuntia), 1913
Feeding Prickly Pear to Livestock in Texas, 1906
Hardier Spineless Cacti, 1915
Illustrated Studies in the Genus Opuntia, 1908
Illustrated Studies in the Genus Opuntia, 1909
Illustrated Studies in the Genus Opuntia, 1910
Illustrated Studies in the Genus Opuntia, 1911
New and Old Species of Opuntia, 1919
New Species of Opuntia I, 1914,
New Species of Opuntia II, 1916
New Species of Opuntia III, 1916
Opuntia macrorhiza, 1916
Prickly Pear as Farm Crop, 1908
Prickly Pear as Stock Feed, 1920
Prickly Pear and Other Cacti as Food for Stock, 1905
Prickly Pear and Other Cacti as Food for Stock II, 1906
Prickly Pear as Farm Crop, 1908
Summary of Recent Investigations of Cacti as Stock Food, 1907
The Spineless Prickly Pears, 1909
The Tuna as Food for Man (Hare and Griffiths), 1907
The Tuna as Food for Man (Griffiths and Hare), 1907
The Yield of Prickly Pear in South Texas, 1915
Thornless Prickly Pears, 1912