]> [author note: Herbarium and types: US; additional material at CAS, DPU, LU, MO] [collector note: Flora of Okinawa and the Ryukyus; US. Botanist in U.S. program 'Scientific Investigation in the Ryukyu Islands (SIRI)'. Collected on Okinawa, Miyako, Iriomote, Yonagunni. Collections made with S, Tawada, T. Amano or S. Sonohara are all designated as SIRI no. ___] Botany Walker, Egbert Hamilton Walker, Egbert Hamilton E. H. Walker E. Walker Egbert Hamilton Walker 1899 1991