Bulbophyllum jeanbosseri Gamisch & Hermans 2021 SECTION Kinethrix Schlechter 1910

SECTION Kinethrix Schlechter 1910

Plant and Inflorescence

Photos by Anton Sieder and Kew Bulletin New species and nomenclatural changes in Bulbophyllum (Orchidaceae) from Madagascar Hermans, Gamisch,Rajaovelona, Fisher, Cribb, Sieder and Andiantiana 2021

Full Shade Warm Cool Spring Summer

Common Name or Meaning Jean Bosser's Bulbophyllum [French Botanist in Madagascar and Mauritius 1922-2013]

Flower Size .4" [1 cm]

Found in Madagascar in high elevation forest remnants and evergreen humid forests at elevations of 900 to 1700 meters as a small sized, warm to cool growing epiphyte with a short ascending rhizome with .4 to 1.2" [1 to 3 cm] between each conical longitudinally deeply grooved, apically rounded, yellowish gree, olive green to reddish orange pseudobulbs carrying 2, apical, erect speading, ligulate to narrowly oblong, slightly emarginate, pale green to olive green, contacted below into the base leaves that blooms in the spring and summer on an erect, rigid, peduncle [7 to 18 cm] long, provided with 2 to 4 tubular, sheaths, rachis thickened, subdensely racemose, 5.6 ro 11.2" [14 to 28 cm] long, successively 1 to 4, to 30 flowered inflorescence with lanceolate attenuate, verrucose on the exterior, greenishbrown, dark red at the very base, longer than the pedicel and ovary. floral bracts

Synonyms Bulbophyllum cylindrocarpum var. andringitrense Bosser 2000; Bulbophyllum cylindrocarpum auct. non Frappier ex Cordem., referring to the Madagascan material

References W3 Tropicos, Kew Monocot list , IPNI ; Orchids of Madagascar, Hermans, Du Puy, Cribb & Bosser 2007 as Bulbophyllum cylindrocarpum var. andringitrense; Field Guide to the Orchids of Madagascar Cribb & Hermans as Bulbophyllum cylindrocarpum var. andringitrense; * Kew Bulletin New species and nomenclatural changes in Bulbophyllum (Orchidaceae) from Madagascar Hermans, Gamisch,Rajaovelona, Fisher, Cribb, Sieder and Andiantiana 2021

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