Lepidocupania glabra (Adema) Buerki, Callm., Munzinger & Lowry, comb. nov.

≡ Cupaniopsis glabra Adema in Leiden Bot. Ser. 15: 113. 1991.

Holotypus: NEW CALEDONIA. Prov. Sud: Basse Tontouta, rive gauche, terrain serpentineux, 50 m, 10.II.1962, MacKee 40234 (L [L0013372]!; iso-: NOU [NOU006523]!, P [P05213382]!).

Distribution and ecology. – Lepidocupania glabra is endemic to the Tontouta River valley (Grande Terre). It is found in maquis and continuous tall maquis (“maquis paraforestier”, see MCCOY et al., 1999 for details) dominated by Gymnostoma chamaecyparis (J. Poiss.) L.A.S. Johnson (Casuarinaceae) on ultramafic substrate, primarily alluvium, between 20 and 400 m (ADEMA, 1991; D'ANGELO, 2017).

Notes. – This species has been assigned an IUCN risk of extinction status of “Critically Endangered” [CR] based on its narrow distribution and reduction in population size (IUCN, 2020).