Broussaisia arguta Gaudich. f. glabra Fosberg, Occas. Pap. Bernice P. Bishop Mus. 15(4): 58. 1939.
Type information:
Holotype [BISH]. Catto 72. Kaua`i: Lihu`e-Koloa Forest Reserve, mountains, N. Fork Waialua River.1250?.
=Hydrangea arguta