Bulbophyllum rutenbergianum Schltr. 1924 SECTION Ploiarium Schlechter 1925

Photo by Jean-Michel Hervouet

TYPE Drawing

Drawing by Perrier and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

Full shade Cool Cold Spring Summer EARLIER Fall

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;