Dendrobium langbianense Gagnep. 1930 SECTION Stachyobium Photo by © Karel & Alex Petrzelka and the Vietnam Orchid Website

Common Name The Langbian Dendrobium [A Plateau in Vietnam]

Flower Size .2 to .3" [.5 to .7 cm]

Found in Vietnam as a miniature sized epiphyte with small pseudobulbs carrying 3 to 6 leaves that blooms on to 3, on th apical portion, 4 to 9 flowered inflorescence.

Seidenfaden & Smitinand cite this and D kratense to be conspecific but if the photos are correct then they are certainly separate species. I await more information.

Synonyms

References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of Thailand Seidenfaden & Smitinand 1959; Orchid Species Culture Dendrobium Bakers 1996