石楠(原变种) shi nan (yuan bian zhong)

Crataegus serratifolia Desfontaines, Tabl. École Bot., ed. 3, 288. 1829; Photinia glabra (Thunberg) Maximowicz var. chinensis Maximowicz; P. pustulata Lindley; P. serrulata Lindley.

Leaf blade narrowly elliptic, narrowly obovate, or obovate-elliptic, 9–22 cm, margin prominently serrate, entire only near base. Rachis, pedicels, hypanthium abaxially, and petals glabrous.

Mixed forests, roadsides, slopes, fields; 700--2500 m. Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Sichuan, Taiwan, Yunnan, Zhejiang [S India, Indonesia, Japan, Philippines].