Bulbophyllum macranthum 'All Yellow Flowers'

Bulbophyllum macranthum is found in Assam, Myanamar, Thailand, Malaysia, Vietnam, Borneo, Java, Moluccas, The Philippines, Sulawesi, Sumatra, Papua New Guinea and the Solomon Islands at altitudes of [sea-level] 700 up to 1500 meters as a small sized, warm to cool growing epiphyte with a stout, hairy rhizome with well spaced, ovate-elliptic psuedobulbs carrying a single, oblong, fleshy, petiolate leaf, blooms in the spring and fall with a solitary upside down flower [non-resupinate] that has a 5 cm long, basal, lateral, single flowered inflorescence that holds the fragrant [cloves] flower amid the leaves.