Quercus edithiae explained

Quercus edithiae is a species of tree in the family Fagaceae and the "ring-cupped oak" sub-genus. It has been found in Vietnam and also in southern China, in the Provinces of Guangdong, Guangxi, and Hainan.^[1] In Vietnam it is called sồi editha. It is placed in subgenus Cerris, section Cyclobalanopsis.^[2]

Quercus edithiae is a tree up to 20 m. tall with hairless twigs. The leathery leaves are glabrous, oblong-elliptic to obovate, 50-160 × 20–60 mm, with a 20–30 mm petiole. The acorn is ellipsoid to cylindric-ellipsoid, 30-45 × 20–30 mm, with a scar approx. 7 mm in diameter.^{[1] [3]}

External links

• line drawing, Flora of China Illustrations vol. 4, figure 377, drawings 5-7 at upper right

Notes and References

1. http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=210000367 Flora of China, Cyclobalanopsis edithiae (Skan) Schottky, 1912. 华南青冈 hua nan qing gang
2. Web site: Denk . Thomas . Grimm . Guido W. . Manos . Paul S. . Deng . Min . Hipp . Andrew L. . 2017 . Appendix 2.1: An updated infrageneric classification of the oaks . figshare . 2023-02-24 . xls . amp .
3. https://www.biodiversitylibrary.org/page/16516852#page/146/mode/1up Skan, Sidney Alfred 1900. Hooker's Icones Plantarum 27(3): plate 2661 iplus subsequent unnumbered text page