Cycas panzhihuaensis

Cycas panzhihuaensis is a rare and vulnerable species of cycad known in the wild only from Sichuan and Yunnan provinces in China. It can be seen at the South China Botanical Garden in Guangzhou and is also cultivated for horticulture, where it is often known as the Dukou sago palm.^[2][3]

Dukou sago palm
On display at the San Diego County Fair in 2009
Conservation status
Vulnerable  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Gymnospermae
Division:	Cycadophyta
Class:	Cycadopsida
Order:	Cycadales
Family:	Cycadaceae
Genus:	Cycas
Species:	C. panzhihuaensis
Binomial name
Cycas panzhihuaensis L. Zhou & S. Y. Yang
Synonyms
Cycas baguanheensis L. K. Fu & S. Z. Cheng.

Range

In China, Cycas panzhihuaensis is found in:^[4]

• Sichuan province: Ningnan County and Panzhihua [Dukou 渡口] (Baguan River and Jinsha River area)
• Yunnan province: Huaping County and Yuanmou County. Populations in Luquan County are shrinking.^[5]

Description

The species is similar to C. pectinata Buchanan-Hamilton but can be distinguished by its unbranched trunk and smaller seeds (up to 3.5 cm long).

Cycas panzhihuaensis L. Zhou & S. Y. Yang in L. Zhou et al., Acta Phytotax. Sin. 19: 335. 1981.^[6]