Barclaya panchorensis is a species of perennial aquatic plant endemic to Peninsular Malaysia.
Description 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.
Reproduction Vegetative reproduction It can reproduce vegetatively through the formation of stolons.
Generative reproduction Autogamy can occur in Barclaya panchorensis.
Taxonomy It was first described by Thirumalai Komala in 2022. The type specimen was collected in Taman Negeri Bukit Panchor, Malaysia on the 26th of May 2015.Jacobsen, N., Ganapathy, H., Ipor, I., Jensen, K. R., Komala, T., Mangsor, K. N., ... & Ørgaard, M. (2022). "A reassessment of the genus Barclaya (Nymphaeaceae) including three new species." Nordic Journal of Botany, 2022(5), e03392. Etymology The specific epithet panchorensis references the type locality Taman Negeri Bukit Panchor.
Conservation It is classified as data deficient (DD).
Ecology Habitat It occurs in swamps and streams beneath tropical forest. It occurs sympatrically with Cryptocoryne elliptica Hook.f.
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