Peristylus intrudens (Ames) Ormerod 2011

Photo by Matthew and the Bo Blog Website

Common Name The Thrust In Peristylus [refers to the callus at the base of the lip which almost blocks the mouth of the spur] - In China Duan Lie Kuo Rui Lan

Flower Size .12" [3 mm]

Found in Hong Kong, Taiwan and the Philippines at elevations of 90 to 100 meters in forests on damp banks, steep hill slopes and on hillside grasslands as a miniature to small sized, hot growing terrestrial with 2, fusiform, white, hairy, ellipsoid tubers giving rise to an erect stem with 1 to 2, sheathing bracts a the base and carrying 2 to 3, crowded near basal, sessile, ovate to oblong-elliptic, acute, amplexicaul basally, wavy margined leaves that blooms in the summer and fall on an erect, 2.4" to 12.8" [6 to 32 cm] long overall, rachis 3.2 to 6" [8 to 15 cm] long, loosely spaced, 10 to 20 flowered inflorescence with 3 to 5, lowest foliaceous, those above lanceolate-cymbiform, acute sterile bracts and carrying spirally arranged, creamy white flowers.

Synonyms *Habenaria intrudens Ames 1923; Peristylus lacertifer var. taipoensis (S.Y.Hu & Barretto) S.C.Chen, S.W.Gale & P.J.Cribb 2009; Peristylus spiranthes var. taipoensis S.Y.Hu & Barretto 1976; Peristylus taipoensis (S.Y.Hu & Barretto) T.C.Hsu & S.W.Chung 2009

References W3 Tropicos, Kew Monocot list , IPNI ; The Complete Writings on Philippine Orchids Vol 1 Quisumbing 1981; Orchidiana Philippiniana vol 1 Valmayor 1984 as Habenaria intrudens; Flora of China Vol 25 Zhengyi, Raven and Deyuan 2009 as P lacertifer var taipoensis; Flora of China Vol 25 Zhengyi, Raven and Deyuan 2010 as P lacertifer var taipoensis drawing fide; The Wild Orchids of Hong Kong Barretto, Cribb and Gale 2011 drawing/photo fide;