台湾小米草 tai wan xiao mi cao

Euphrasia tatakensis Masamune.

Perennials, to 16 cm tall. Stems usually prostrate and apically ascending, simple or branched, entirely pubescent or with hairs along 2 lines. Leaves ovate, 3-10 X 2-8 mm, papery, glabrous or sparsely pubescent, rarely hispid on margin, base broadly cuneate to rounded, margin acutely 1-3(or 4)-toothed on each side, apex obtuse. Spikes terminal; bracts similar to leaves in shape and size, slightly wider, sparsely to rarely densely glandular hairy. Calyx 3.5-5 mm, sparsely to densely glandular hairy; lobes as long as tube, lanceolate, apex acute. Corolla mostly white, galea purplish-maroon on outer surface, upper side 0.8-1.3 cm; lower lip with a yellow palate and dark longitudinal lines, outer surface with glandular hairs ca. 8 mm. Anther locules with barbate hairs along slit after dehiscence. Capsule oblong-ovoid, shorter than calyx, hirsute. Fl. Aug-Nov.

* Alpine areas; 2600-3300 m. Taiwan.

Euphrasia transmorrisonensis is relatively common, variable, and similar to E. matsudae from which it seems to be distinguished by its glandular hairy bracts and calyces.