Dendrobium rhodostictum F.Muell. & Kraenzl., Oesterr. Bot. Z. 44: 300 1894. (syn: Dendrobium madonnae Rolfe; Sayeria rhodosticta (F.Muell. & Kraenzl.) Rauschert);
Papua New Guinea to Solomon Is. as per WCSP;
Bismarck Archipelago; New Guinea; Solomon Is. as per Catalogue of Life;
Orchid for ID : Atlanta Botanical Garden, Atlanta, USA : 18APR20 : AK-66 : 3 posts by 2 authors. Attachments (4)
Orchids seen at the Conservatory in ABG during my visit in October, 2018.
This looks like Dendrobium rhodostictum.
Thanks for sharing.