Bulbophyllum citrellum Ridl. 1916 SECTION Monanthes [Bl] Avery. 1994

Photo by John Cara

Part shade Cold LATESummer EARLY FallWinter

Common Name The Citrine Colored Bulbophyllum

Flower Size .8" [2 cm]

Found in Papua New Guinea in montane forests at elevations up tp 3000 meters as a mini-miniature sized, cold growing epiphyte with a short, branching, creeping rhizome giving rise to close set, glabrous, elliptic-ovoid, truncate pseudobulbs carrying a single, apical, erect, coriaceous, yellow green, glabrous, linear-elliptic, midrib grooved above, prominent beneath, extending slightly past the tip, acute, margin revolute leaf that blooms in the late summer and early fall and again in the winter on an erect, peduncle, glabrous, slender, .8 to 1.4" [2 to 3.5 cm] long, extending to 2.4" [6 cm] in fruit, provided with 4 tubular, glabrous, obliquely truncate, acute bracts, 1 to 2 flowered inflorescence with funnel-shaped, half as long as the subsessile ovary floral bracts.

Synonyms Bulbophyllum alabastraceum P.Royen 1979

References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of the High Mountains of New Guinea Royce 1979 as B alabastraceum drawing fide

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