Thursday, August 26, 2021

[Botany • 2021] Henckelia dasii & H. lallanii (Gesneriaceae) • Two New Species of Henckelia from the Eastern Himalayan State Arunachal Pradesh, India


Henckelia lallanii Taram, D.Borah, Tag & R.Kr.Singh 

in Taram, Borah, Singh & Tag, 2021. 

Abstract
Two new species of Henckelia from the Eastern Himalayan state Arunachal Pradesh, India, are described and illustrated. The first, Henckelia dasii Taram, D.Borah, R.Kr.Singh & Tag is allied to H. umbellata Kanthraj & K.N.Nair, the second, H. lallanii Taram, D.Borah, Tag & R.Kr.Singh is close to H. urticifolia (Buch.-Ham. ex D.Don) A.Dietr. (type species of the former Chirita sect. Chirita). The differences are given in Table 1 and 2, respectively. A key is presented for the 21 Henckelia species presently known from N and NE India.

Keywords: Kurung Kumey district, Lower Subansiri district, new species, northeast India
 


  

Henckelia dasii Taram, D.Borah, R.Kr.Singh & Tag, sp. nov.

Etymology: The species is named in honour of Dr. Abhaya Prasad Das, Retired Professor, University of North Bengal, Siliguri, Darjeeling district, West Bengal, India, for his immense and invaluable contributions to the angiosperm taxonomy of Eastern Himalaya.



  

 Henckelia lallanii Taram, D.Borah, Tag and R.Kr.Singh, sp. nov. 

Etymology: The species is named after Shri Lallan Singh, a great nature lover and father of corresponding author, who died battling Covid-19 on 28 April 2021.


Momang Taram, Dipankar Borah, Rajeev Kumar Singh and Hui Tag. 2021. Two New Species of Henckelia (Gesneriaceae) from the Eastern Himalayan State Arunachal Pradesh, India. Feddes Repertorium. DOI: 10.1002/fedr.202100006