Nymphaea abhayana


Nymphaea abhayana is a species of waterlily endemic to India.

Description

Vegetative characteristics

Nymphaea abhayana is an annual aquatic herb. The leaves are almost all submerged. The lamina is 13-15 cm long, and 16-18 cm wide. The green petioles are glabrous.

Generative characteristics

The 5-6 cm wide flowers float, but never extend above the water surface. The four 3.7-4 cm long, 0.8-1.2 cm wide sepals display prominent venation. The seven 2.9-3.5 cm long, 0.5-0.7 cm wide petals display blueish-purple colouration. The androecium consists of 13 stamens. The flowers have 6-7 stigmatic rays. The globose, 0.7-2 cm wide fruit bears globose seeds.

Reproduction

Generative reproduction

Flowering and fruiting occurs from October to December.

Taxonomy

Publication

It was first described by Anurag Chowdhury and Monoranjan Chowdhury in 2016.

Type specimen

The type specimen of Nymphaea abhayana was collected by Anurag et al. in Gorumara National Park, West Bengal, India, on the 16th of November 2014.

Placement within ''Nymphaea''

It is close to Nymphaea nouchali.

Etymology

The specific epithet abhayana honours Prof. Abhaya Prasad Das of the University of North Bengal and Rajiv Gandhi University.

Conservation

Nymphaea abhayana has a very narrow distribution. It is a rare species.

Ecology

Habitat

It occurs in ephemeral aquatic habitats, which dry up in December.