Renanthera, abbreviated as Ren in horticultural trade, is a genus of large scrambling monopodial epiphytic and terrestrial species of orchid found in China, the Himalayas, Southeast Asia, New Guinea, and Melanesia.

Species in this genus produce a branched inflorescence containing numerous flowers ranging in color from yellow and orange to red. These flowers possess large lateral sepals.

Description

The following species ordered by sections are recognized by Plants of the World Online As of May 2024[update]:

ImageNameDistribution
Renanthera annamensis RolfeVietnam
Renanthera auyongii ChristensonBorneo (Sarawak)
Renanthera bella J.J.WoodBorneo
Renanthera breviflora (Rchb.f.) R.Rice & J.J.WoodBorneo (Sabah, Sarawak) to Philippines (Sulu Islands)
Renanthera caloptera (Rchb.f.) Kocyan & Schuit.Philippines to Papuasia.
Renanthera chanii J.J.Wood & R.RiceBorneo (Sabah)
Renanthera citrina Aver.China (SE. Yunnan)
Renanthera coccinea Lour.China (SE. Yunnan, SW. Guangxi)
Renanthera cornuta R.RicePhilippines
Renanthera dentata R.RiceBorneo (Sarawak).
Renanthera elongata (Blume) Lindl.Thailand to W. Malesia and Philippines.
Renanthera histrionica Rchb.f.Thailand to Malaya
Renanthera imschootiana RolfeArunachal Pradesh to China (S. Yunnan)
Renanthera isosepala HolttumMyanmar to Peninsula Thailand.
Renanthera matutina Lindl.Malesia
Renanthera moluccana BlumeSulawesi to Papuasia.
Renanthera monachica AmesPhilippines (Luzon).
Renanthera philippinensis (Ames & Quisumb.) L.O.WilliamsPhilippines
Renanthera porphyrodesme (Schltr.) Kocyan & Schuit.Sumatera to Sulawesi, Papua New Guinea.
Renanthera pulchella RolfeMyanmar
Renanthera storiei Rchb.f.Philippines.
Renanthera vietnamensis Aver. & R.RiceVietnam

Cultivation

Species in this genus usually require an intermediate to hot climate with good air movement and generally bright light. Their scrambling style of growth means they are best grown on a hanging mount or basket. If they are grown in pots there must be excellent drainage.

External links

  • Media related to Renanthera at Wikimedia Commons
  • Data related to Renanthera at Wikispecies