The following two photographs were presented in an article by Harry Wiriadinata (email: firstname.lastname@example.org) and Suwito Alamin "Voice of Nature" (ISSN No 0216-4177) Vol.84, Aug. 1990, page 14. The two photos above were taken on Mt. Salak, Western Java, near Bogor, June 6, 1990 (by a Javanese student).
This flower (past prime) was photographed by Harry Wiriadinata (Herbarium Bogoriense, Indonesia). The photograph was donated by Anna Marika Bendiksby.