Cycas simplicipinna is a species of cycad in Vietnam, Thailand, Laos, Myanmar, and China (in Yunnan).
In Thailand, it is recorded in Chiang Mai (type locality), Phrae, Loei, and Phetchabun.
Andika dalili au ugonjwa na usome juu ya mimea ambayo inaweza kusaidia, chapa mimea na uone magonjwa na dalili ambazo hutumiwa dhidi yake.
* Habari zote zinategemea utafiti wa kisayansi uliochapishwa