Bulbophyllum rutenbergianum Schltr. 1924 SECTION Ploiarium Schlechter 1925 Photo by © Jean-Michel Hervouet
Drawing by © Perrier and The Swiss Orchid Foundation at the Jany Renz Herbaria Website
EARLIER
Common Name Rutenberg's Bulbophyllum
Flower Size .16 to .24" [4 to 6 mm]
Found in northern and central Madagascar in lichen rich evergreen forests at elevations around 1300 to 2500 meters as a mini-miniature sized, cool to cold growing epiphyte with .4 to .6" [1 to 1.5 cm] between each ovoid pseudobulbs carrying a single, apical, oblong-ligulate, shortly contracted basally leaf that blooms in the spring, summer and earlier fallon a basal, erect, peduncle .4 to 1" [1 to 2.5 cm] long, longer than the leaf, rachis clear yellow, 2.4 to 3.6" [6 to 9 cm] long overall, densely many flowered inflorescence with oval-acuminate, half as long as the flower floral bracts.
Synonyms Bulbophyllum peniculus Schltr. 1924; Bulbophyllum spathulifolium H.Perrier 1951
References W3 Tropicos, Kew Monocot list , IPNI ; Flora of Madagascar Perrier 1939/81 drawing fide; Adansonia n.s., 5: 390 Bossser 1969 Flora Bulbophyllum and Their Allies Siegerist 2001; Orchids of Madagascar Hermans, Du Puy, Cribb & Bosser 2007; Field Guide to the Orchids of Madagascar Cribb & Hermans 2009; A la Recherche des Orchidees de Madagascar Hervouet 2018 photo fide;
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