- Family : LYTHRACEAE
- Family (as per The Plant List) : Lythraceae
- Species Name (as per The Plant List) : Not found in Plant list
- Habit : Herb
- Habitat : Moist deciduous forests
- Comments / notes : Rotala dhaneshiana, a new species of Lythraceae collected from a semi-marshy area of Wayanad Wildlife Sanctuary in
Kerala. It is closely allied to R. malampuzhensis usually in having trimerous flowers, but differs in having 4-angled, narrowly winged stems, long epicalyx lobes alternating with sepals, obovate-apiculate petals, and absence of nectar scales. It resembles R. juniperina, an African species in having trimerous flowers but differs in having sessile, decurrent-based leaves and sessile pistil
- Key identification features : Erect marshy-terrestrial annuals, growing singly, not in tufts; stems are inconspicuously four-angled, narrowly winged on younger branches, internodes slightly swollen; Leaves are sessile, reddish when mature, linear-lanceolate to oblong, base slightly cordate to semi-amplexicaule, margins entire, apex acute, midrib is prominent below and it is canaliculate above; bracts show dimorphism; Bracteoles equals to the length of floral tube or exceeds the level; flowers are usually trimerous, occasionally tetramerous; petals are obovate, apiculate at apex, rose to white; stamens are inserted near the base of the floraltube; pistils are sessile and seeds bright red in colour.
- Flower, Fruit : October-December
- Distribution :
- Kerala : Wayanad district
- Native : India
- Endemism : Southern Western Ghats
- World Distribution : India
- Conservation Status : Not Evaluated
- Literature : Ratheesh Narayanan. M. K, C. N. Sunil, T. Shaju, M. K. Nandakumar, M. Sivadasn, & A.
H. Alfarhan (2014). Rotala dhaneshiana, a new species of Lythraceae from India. Phytotaxa 188 (4): 227–232
- Citation : Sankara Rao, K., Raja K Swamy, Deepak Kumar, Arun Singh R. and K. Gopalakrishna Bhat (2019). Flora of Peninsular India. http://peninsula.ces.iisc.ac.in/plants.php?name=Rotala dhaneshiana. Downloaded on 8 December 2019.