Dioon tomasellii

Dioon tomasellii is a species of cycad in the family Zamiaceae. It is endemic to Mexico, where it occurs in the states of Durango, Guerrero, Jalisco, Michoacán, and Nayarit.^[1]

Dioon tomasellii
Conservation status
Vulnerable  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Gymnospermae
Division:	Cycadophyta
Class:	Cycadopsida
Order:	Cycadales
Family:	Zamiaceae
Genus:	Dioon
Species:	D. tomasellii
Binomial name
Dioon tomasellii De Luca, Sabato & Vázq.Torres

This plant grows in oak and pine-oak forest and woodland habitat. Threats to the species include destruction of the habitat for agriculture and overcollection for horticultural purposes.^[1]

This species was first described in 1984.^[2] It was revised in 1997, with one variety being elevated to species status as Dioon sonorense.^[3]