Nyssaceae

Diplopanax pubescens sp. nov.?

(Diplopanax stachyanthus Hand.-Mazz. aff.)

Hanoi Capital Region, Ba Vi National Park, humid mossy primary and secondary evergreen broad-leaved forest on steep mountain slopes composed by solid shale at elevation of 1100-1300 m a.s.l. along trail to peak of 1296 m. Tree about 20 m tall on very steep rocky slope. Flowers buds light greenish. Not common.

11 May 2025, Cuong Huu Nguyen, Son Van Le, Ha Van Dang, Ly Van Nguyen, L. Averyanov, T. Maisak, AL4288 (NHC090).