Volume 26, Issue 78, July - December, 2025

Diplocentrum papillosum (Orchidaceae), a new species from south Western Ghats, India

Jose Mathew^1,5♦, Pradeep Annaviveettil Krishnapillai², Mathew Jose Mathew³, Salim Mohammed Pichan⁴

¹Department of Botany, Sanatana Dharma College, Alappuzha 688003, Kerala, India
²WWI Innovative Solutions, Amanakara, Kottayam 686576, Kerala, India
³Joannah’s Orchids, Pettayil Heights, Thengakal, Vandiperiyar, Idukki, 685533, Kerala, India
⁴MS Swaminathan Research Foundation, Puthurvayal, Kalpetta, Wayanad 673577, Kerala, India
⁵Research Department of Botany, University of Kerala, Karyavattom P.O., Thiruvananthapuram 695581, Kerala, India

^♦Corresponding Author
Jose Mathew, Department of Botany, Sanatana Dharma College, Alappuzha 688003, Kerala, India

ABSTRACT

A new species, Diplocentrum papillosum J.Mathew, A.K.Pradeep & M.J.Mathew is described in relation to morpho-taxonomical studies of peninsular Indian endemic orchids. This paper presents the new species' distribution, images, and its distinctive morphological traits. Images, distinguishing characters and key to the known species of Diplocentrum, viz., D. congestum, D. longifolium and D. recurvum are also provided for facilitating their identification in the field.

Keywords: Aeridinae, Diplocentrum, endemic, South Western Ghats

Species, 2026, 27(79), e1s3237

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Published: 16 January 2026