Monday, January 12, 2026

[Botany • 2026] Hoya nagaensis (Apocynaceae: Asclepiadoideae) • A New Species from Phek District, Nagaland, Northeast India


Hoya nagaensis Koza, Pegu & G.Yam, 

in Koza, Pegu et Yam. 2026. 

Summary
Hoya nagaensis (Apocynaceae, Asclepiadoideae), a new species from the state of Nagaland, India is here described and illustrated. The new species has close morphological affinity with H. thomsonii and H. coronaria. It can be clearly distinguished by its densely hairy corolla lobes, both internally and externally; irregular pinkish to reddish-purple spots on the external corolla surface and, though less pronounced, on the inner surface and narrowly elliptic-lanceolate leaves, with smooth surfaces and long acuminate tips. A detailed morphological description, habitat information, preliminary conservation assessment, notes and comparison with closely related species, H. coronaria, H. carnosa, H. spectatissima, H. bella and H. thomsonii are provided.

Key Words: Eastern Himalaya, epiphyte, Kavünhou Community Reserved Forest, temperate forest 
 
Hoya nagaensis 
 in Kavünhou CRF, Khezhakeno, Phek, India.

Hoya nagaensis Koza, Pegu & G.Yam sp. nov. 

Etymology. The specific epithet “nagaensis” is dedicated to “Nagaland”, where the new species was discovered. The name honours both the cultural and ecological significance of the locality, reflecting the close relationship between the Naga community and the surrounding forest ecosystem.

 
Vieneite-o Koza, Joynath Pegu and Gyati Yam. 2026. Hoya nagaensis (Apocynaceae: Asclepiadoideae) — A New Species from Phek District, Nagaland, Northeast India. Kew Bulletin. DOI: doi.org/10.1007/s12225-025-10359-9  [08 January 2026]