*SECTION Inversiflora G A Fischer & P J Cribb

Synonyms

Type: Bulbophyllum cardiobulbum Bosser 1965

Characterized by the creeping rhizome giving rise to close set, distinctly laterally flattened, adpressed to the rhizome pseudobulbs carrying 2 apical leaves that blooms on a heteranthous, many flowered, elongate, rachis thickened, spindle shaped inflorescence carrying spirally arranged, non resupinate, reflexed flowers with the lip turned away from the rachis. The sepals are free and glabrous abaxially. The petal margins are entire and glabrous. The undivided, thick, mobile lip has margins that are entire, glabrous to partly ciliate. The column has triangular, acute stelida with or without a tooth along the lower margin, The anther has a rounded to conical protrusion that overtops the anterior margin.

This section has 3 species occuring in open or dwarf montane forests at elevations of 800 to 1400 meters

Entries below with an asterix are listed in publications by J J Vermeullen and so are more likely correct than ones without. Species with a question mark in front, seem to me to not conform and so please use with caution.

  1. Bulbophyllum cardiobulbum Bosser 1965 - Madagascar

  2. Bulbophyllum cochinealloides Hermans & Gamisch 2021 Madagascar

  3. Bulbophyllum uroplatoides Hermans & G.A.Fisch. 2009 Madagascar

References W3 Tropicos, Kew Monocot list , IPNI ; Genera Orchidacearum Vol 6 Epidendroideae Pt 3 Pridgeon, Cribb Chase & Ramussen 2014; * Kew Bulletin volume 76, pages 138 2021; New species and nomenclatural changes in Bulbophyllum (Orchidaceae) from Madagascar Johan Hermans, Alexander Gamisch, Landy Rajaovelona, Gunter A. Fischer, Phillip Cribb, Anton Sieder & Jacky Andriantiana 2021

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