Friday, September 13, 2019

[Botany • 2019] Impatiens tanyae (Balsaminaceae) • A New Species from Western Ghats, India


Impatiens tanyae R.Kr.Singh, Arigela & Kabeer

in Arigela, Singh & Kabeer, 2019

Impatiens tanyae, a new species from Kodaikanal Wildlife Sanctuary in Western Ghats area of Tamil Nadu, India is described and illustrated. The new species is allied with I. tomentosa B.Heyne ex Wight & Arn. but differs in its ovate leaves with a cordate base, pubescent on both surfaces, flower white, pedicels longer than leaves, pubescent throughout, spur incurved and 7 – 8 mm long, dorsal petal broadly ovate, lateral united petals with oblong claw, distal lobe white with pinkish blotch in centre.

Key Words: Endemic, Impatiens tomentosa, Kodaikanal Wildlife Sanctuary, new species, Tamil Nadu 

Fig. 2 Impatiens tanyae.
 A habitat; B habit; C front view of flower; D lateral view of flower; E leaf and dissected flower parts; F close up of lateral sepals, lower sepal with spur and dorsal petal.
photos: R. K. Arigela & R. Kr. Singh.

Impatiens tanyae R.Kr.Singh, Arigela & Kabeer sp. nov.

Etymology. The new species is named in honour of the late Tanya Balcar for her excellent contributions to conserve the Shola forests and grasslands of the Palni hills, Tamil Nadu through Vattakanal Conservation Trust and local inhabitants. She was the pioneer locator of this new species in the grassland of Kodaikanal Wildlife Sanctuary and also conserved 25 – 30 plants in her garden.


R. K. Arigela, R. Kr. Singh and K. A. A. Kabeer. 2019. Impatiens tanyae (Balsaminaceae), A New Species from Western Ghats, India. Kew Bulletin. 74:48. DOI: 10.1007/s12225-019-9831-4