Small epiphyte. Stems to 12 cm long. Leaves elliptic to obovate, to 17 cm long, to 3 cm wide, fleshy, slightly notched at tip. Inflorescences to 45 cm long, arching. Flowers 20-100, to 2.2 cm long, brownish, greenish-yellow at base; summer. Sepals joined for over half their length, free portion elliptic. Petals obovate, concealed. Labellum 3-lobed, concealed. Syn. P. loddigesii Lindl., Stelis tubatus Lodd.

Sometimes included in Pleurothallus.

Mexico and C America.

Source: Jeanes, J. (2005). Orchidaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press. (as Physosiphon tubatus)