Grammatophyllum

Toh Garden
Selection of orchid genera offered including Cymbidium, Grammatophyllum, Vanda, Mokara, Oncidium, Epidendrum, and Dendrobium. Singapore.

Wild Orchids in Sumatra
Keys, including many photographs, of the orchid species found on the island of Sumatra. Tun Jang. Rokan Hulu Regency, Riau, Indonesia.

Newman's Nursery
Wholesale nursery with a selection of genera available including Vanda, Cattleya, Phalaenopsis, Grammatophyllum, Paphiopedilum, Cymbidium, Oncidium, and Dendrobium. Established 1987. Jeffrey Newman. Keaau (on the Big Island), Hawaii, USA.