Oberonia quadrilatera Jayaw. 1963 Drawing by M.D.Dassanayake & F.R.Fosberg

Part Shade Warm Cool LATER Summer EARLYFall

Common Name The 4 Oberonia

Flower Size .05" [1.2 mm]

Found in Sri Lanka in submontane and tropical wet evergreen forests at elevations of 700 to 1300 meters as a miniature to small sized, warm to cool growing epiphyte with a short, fainly pseudobulbous stem enveloped completely by leaf sheaths carrying a few, distichous, equitant, fleshy, linear-ensiform to almost straight, obtuse conduplicate leaves that blooms in the later summer and early fall on an erect, from the center of the plant, peduncle green to yellowish, to 3.2 to 3.8" [8 to 9.5 cm] long, cylindrical, straight to drooping, rachis 2.4 to 3" [6 to 7.5 cm] long overall, racemose, spiciform densely many flowered inflorescence with recurved, ovate, pilose, acute, irregular margin floral bracts and carrying minute, greenish yellow flowers that start to open from the middle of the inflorescence.

Synonyms Iridorkis forcipata (Lindl.) Kuntze 1891; Malaxis forcipata (Lindl.) Rchb.f. 1861

References W3 Tropicos, Kew Monocot list , IPNI ; A Revised Handbook to the Flora of Ceylon Dassanayake & Fosberg 1981 drawing fide;