FIGURE 2. Thrixspermum alboluteum. A in Taxonomic notes on Thrixspermum (Orchidaceae: Aeridinae), with five new species from Thailand

FIGURE 2. Thrixspermum alboluteum. A. Flower (front view). B. Flower (oblique view). C. Flower (ventral view). D. Dissected perianth. E. Tepals with column and column-foot. F. Column & column-foot with pedicel (ventral & dorsal views). G. Lip, adaxial view (left: natural position; right: spread out). H. Lip, abaxial view (left: natural position; right: spread out) with scattered orange warts. I. Lip (left: lateral view). J. Lip (showing long capitate hair on the mid-lobe). K. Anther with pollinia (left: ventral view; right: dorsal view). L. Operculum (left: ventral view; right: dorsal view). M. Stipe & viscidium. N. Pollinia (two pairs). O. Pollinia (individual). Photographed by Wattana Tanming (A–J) & Nopparut Toolmal (K–O). Illustration assembled by Yongyuth Rattanasootr. A–J from living collection (QSBG) and K–O from spirit collection of N. Toolmal et al. 20122001 TTM 0006394.