Bulbophyllum rutenbergianum Schltr. 1924 SECTION Ploiarium Schlechter 1925 Drawing by Perrier and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

Full shade Cool Cold Spring Summer

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 1400 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 and summer on 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; 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