Cleisostoma dorsisacculatum Aver. 2016 SECTION Paniculata

TYPE Photos by Averyanov © and Taiwania 61(4):319-354 November 2016, New Species of Orchids (Orchidaceae) in the Flora of Vietnam Averyanov, Nong, Nguyen and Truong

Common Name or Meaning The Saccate Spur Back Wall Cleisostoma

Flower Size .26 to .28" [6.5 to 7 mm]

Found in southern Vietnam in primary and secondary, broad-leaved evergreen forests on silicate rocks at elevations of 800 to 1200 meters as a miniature to medium sized, warm to cool growing epiphyte with a simple to few branched, rigid, ascending to erect stem carrying leathery, straight to slighty recurved, oblong-lanceolate, unequally bilobed, oblong, rounded lobes, sessile base leaves that blooms in the fall on a lateral, horizontal to ascending, often curved or slightly flexuose, grassy green, paniculate, 4 to 14 branched, each branch .4 to 4.8" [1 to 12 cm] long, peduncle 4 to 7.2" [10 to 18 cm] long, rachis striaght to slightly flexuose, spirally arranged, many flowered inflorescence with minute, triangular, acute shorter than the ovary floral bracts and carrying wide opening, rather fleshy flowers

Synonyms

References W3 Tropicos, Kew Monocot list , IPNI ; * Taiwania 61(4):319-354 November 2016, New Species of Orchids (Orchidaceae) in the Flora of Vietnam Averyanov, Nong, Nguyen and Truong 2016 Drawing/photo fide;

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