(pronounced: groh-soh-ER-dee-ah)


Vandeae subtribe Aeridinae

If you are an AOS Member, access OrchidPro online to browse and search over 100,000 photos of award-winning orchids and more.

If you are not an AOS member, discover the benefits of joining today


Monopodial epiphytes. Stems very short. Leaves alternate, distichous, fleshy. Inflorescences erect pedunculate axillary racemes, the floral bracts minute. Flowers ephemeral, borne singly in succession. Sepals and petals free, spreading, the lateral sepals fused to the column foot. Lip three-lobed, the midlobe often three-lobulate, spurred, flexibly hinged to the column foot, without callus. Column arching with a conspicuous bend at the middle, with an elongate foot, without wings; pollinia 2, cleft, on a common oblanceolate-triangular stipe and minute viscidium.


Honoring Dr. von Grosourdy, specialist on medicinal plants of South America.


A genus of 10 species found from the Andaman Islands to Borneo and the Philippines. Grosourdya had been included in a broadly defined Pteroceras but consistently differs by bearing erect inflorescences, solitary successive flowers, and an angular bend in

Care and Culture Card

See basic growing conditions and care information below.


Seidenfaden, G. 1988. Orchid Genera in Thailand XIV: Fifty-nine vandoid genera. Opera Bot. 95:320-324.