Jian-Wu Li, Xi-Long Wang, Cheng-Wang Wang, Bo Pan, Zhu-Qiu Song, Xiao-Hua Jin
Bulbophyllum yarlungzangboense Photos: Jian-Wu Li
Abstract: Bulbophyllum yarlungzangboense, a new species of Orchidaceae from Tibet, China is described and illustrated, it is morphologically similar to Bulbophyllum gamblei and Bulbophyllum shweliense, but can be easy distinguished from the later by petals ovate-oblong, stelidis triangular, base of column foot with V-shape cushion. The new species is tentatively assigned to sect. Desmosanthes based on morphological characters.
During a botanical survey to Bomi County, Tibet, China in November 2017, some plants of Bulbophyllum with young inflorescence were transferred to Xishuangbanna Tropical Botanical Garden (XTBG), and flowered on Dec. 18, 2017.
XTBG researchers carried out morphological studies and consulted a large amount of literature. They confirmed that the flowering Bulbophyllum plant is new to science. They named it as Bulbophyllum yarlungzangboense to refer to Yarlungzangbo Grand Canyon where it was discovered.
Bulbophyllum yarlungzangboense grows epiphytic on trees or mossy rocks near to the riverside in Yarlungzangbo Grand Canyon, at elevations about 1700–2100 m. It flowers from November to December.
Published in Phytotaxa 404 (2): 79 - 84