Phalaenopsis rundumensis, is a species of orchid native to Borneo.
Description The plants usually have 2–3, 20–23 cm long and 7–10 cm wide leaves. The 5.8 cm high flowers with an elliptic midlobe and dentate apex of the labellum, which are sequentially produced in groups of 2–3 on a slowly elongating inflorescence, show highly variable floral colouration.
Etymology The type specimen was collected in the Rundum area of Sabah, which is reflected in the specific epithet rundumensis.
Ecology The first specimens were collected in forests at elevations of 600–800 m above sea level.
Taxonomy This species is a member of the species complex involving Phalaenopsis kapuasensis, Phalaenopsis gigantea and Phalaenopsis doweryensis. It may be intermediate between Phalaenopsis gigantea and Phalaenopsis doweryensis.Metusala, D. (2017). "Phalaenopsis kapuasensis (Orchidaceae), a new species from Kalimantan, Indonesian Borneo." Jurnal Pro-Life, 4(3), 386-391.
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