ເອື້ອງເພັດສະຫືງ / Showy Flowered Grammatophyllum

It have erect to spreading, very long, cylindric, yellowish with age, many ridged and noded pseudobulbs enveloped completely by leafless and leaf-bearing sheaths and carrying thin textured, distichous, linear or ovate, obtuse or acute, decurved in apical half leaves that are articulated to the basal leaf sheaths and blooms in the fall and early winter as well as in the summer and have a 120 to 300 cm long, basal, erect to arching, many flowered inflorescence that carry 30 to 50 sometimes fragrant, waxy, successively opening, long-lasting flowers with the lowest flowers being imperfect and distant. This species has erect, spreading or drooping pseudobulbs that can be up to 3 meters long and leaves that go well up the stem giving those more of a palm tree look. Can be slow to bloom, plants need to be large and have a lot of back-bulbs and even still the orchid can be sporadic, at best, to bloom. This species is often found in conjunction with ants and may benefit from their presence. 

Occurrence in Region Myanmar, Thailand, Laos, Vietnam, Malaysia, Borneo, Java, Moluccas, the Philippines, Sulawesi, Sumatra, Papua and New Guinea. Occurrence in nature (ecology and ecosystem). A large to giant sized, cold to warm growing epiphyte and lithophyte occurring in lowland forests near streams and rivers at elevations of 100 to 1200 meters. It is recorded to be the heaviest orchid in the world.