Peristylus holttumii Seidenf. 1977

Plant ensitu in Malaysia Photos by Dechakij Chulalkit .

Part Shade Hot LATE Spring Summer

Common Name Holttum's Peristylus [English Botanist in SE Asia Late 1900's]

Flower Size .2" [5 mm]

Found in Thailand and Kedah Malaysia in open places in evergreen and swamp forests at elevations of sealevel to 300 meters as a small to medium sized, hot growing terrestrial with 2 to 4, basal oblong-lanceolate, acute, mucronate leaves grading above into 2 to 5 suberect to spreading, lanceolate, acuminate steril bracts that blooms in the late spring and summer on a 10 to 14" [25 to 35 cm] long, several flowered inflorescence with 2 wide spread, acuminate, acute, loose bracts and similar floral bracts

Synonyms Habenaria sumatrana var. major Holttum 1947; Peristylus candidus var. major (Holttum) Holttum ?;

References W3 Tropicos, Kew Monocot list , IPNI ; Flora of Malaysia, Vol 1 Orchids Holttum 1957 as Habenaria sumatrana var major; The Orchids of Penninsular Malaysia and Singapore Seidenfadden 1992 drawing fide; Wild Orchids of Penninsular Malaysia Ong, O'Byrne, Yong & Saw 2011 photo fide; Flora Of Thailand Orchidaceae Vol 12 Part 1 Pedersen, Kurzweil, Suddee & Cribb 2011 drawing/photo fide

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