Euphorbiaceae

(Red leaves, male, female)

Quang Ninh Province, Van Don District, Minh Chau Commune, Bai Tu Long National Park, Ba Mun protection sector|, Ba Mun Island, around point 21º04’33’’N 107º35’28’’E. Young secondary broad-leaved evergreen forest on rocky sandstone slope along seashore at 0–5 m a.s.l.

Sublittoral semideciduous treelet or shrub to 2 m tall along rocky seashore in not flooded zone with old leaves orange-red to bright red. Male young flower buds and fruits light green. Very common.

19 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4394 (NHC187).