Barclaya panchorensis

Barclaya panchorensis is a species of perennial aquatic plant endemic to Peninsular Malaysia.

Vegetative characteristics
Barclaya panchorensis is an aquatic plant with stoloniferous, 2–4 cm long, and 0.5 cm wide rhizomes. The slender stolons are up to 40 cm long. The coriaceous, green, petiolate, cordate to circular leaves are 3–5 cm wide. The pubescent or glabrous, green petioles are 5–10 cm long.

Generative characteristics
The nocturnal, 5 cm wide flowers are attached to pubescent to glabrous, 10–15 cm long peduncles. The flowers have staminodes, and 20-30 anthers. The gynoecium consists of 8-10 carpels. The globose,1 cm wide fruit bears ellipsoid, echinate, 1 mm long, and 0.5 mm wide seeds.

Cytology
The diploid chromosome count is 2n= 36.

Vegetative reproduction
It can reproduce vegetatively through the formation of stolons.

Generative reproduction
Autogamy can occur in Barclaya panchorensis.

Publication
It was first described by Thirumalai Komala in 2022.

Type specimen
The type specimen was collected in Taman Negeri Bukit Panchor, Malaysia on the 26th of May 2015.

Etymology
The specific epithet panchorensis references the type locality Taman Negeri Bukit Panchor.

Conservation
It is classified as data deficient (DD).

Habitat
It occurs in swamps and streams beneath tropical forest. It occurs sympatrically with Cryptocoryne elliptica Hook.f.