Alyxia paniensis Lannuzel, nom. nov., stat. nov., (urn:lsid:ipni.org:names:77336450-1).

Alyxia loeseneriana var. macrocarpa Boiteau (1979: 450) .

Holotype:— NEW CALEDONIA, Slopes of Mt Panié, elev. 1000–1200 m, 1 September 1958, MacKee 6414: P [P00143130!] (Fig. 12)

Species circumscription:— This species was originally described as A. loeseneriana var. macrocarpa, based only on specimens with fruits. However, McPherson 17791 (NOU058367), with flowers, justifies raising this taxon to specific rank, with a new name due to the earlier name Alyxia macrocarpa Koord. Alyxia paniensis differs from A. loeseneriana by the ca. 8.5 mm long corolla tube vs 3–5 mm in A. loeseneriana, overall flowers ca. 13.5 mm long, and fruit articles 3.5–4 cm long, vs 1.5 cm long in A. loeseneriana .

Distribution and habitat:—This poorly known species occurs in the Mont Panié mountain range, in the Northeastern part of Grande Terre. It is known only from medium to high altitude (400–1200 m elev.) dense humid forests.

Phenology:— The only flowering specimen was collected in October. Fruiting specimens were collected in July, August, September, November and February.

Specimens examined:— NEW CALEDONIA: North province; Mt. Panié, elev. 400 m, 1 September 1958, MacKee 6414 (P00143130!) ; Mt. Panié, above Haut Coulna, elev. 895 m, 28 October 1999, McPherson & van der Werff 17791 (MO1382522!, NOU058367!, NOU058367!) ; Mont Colnett, elev. 1000 m, 29 October 2003, McPherson, Swenson & Mouly 19061 (L.3735011!, MO1939443!, MO1939443!, NOU004372!) ; Mt. Colnett, elev. 990 m, 1 November 2003, McPherson, Swenson & Mouly 19122 (MO1939875!, NOU004379!, NOU004379!) ; Mont Panié, elev. 900 m, 15 February 2006, Munzinger 3322 (NOU012199!) ; Mont Panié, elev. 1200 m, 6 July 1978, Sévenet-Pusset 1500 (NOU058072!) ; Mont Panié, elev. 1000 m, 7 September 1978, Sévenet-Pusset 1545 (NOU058073!, NOU058074!, NOU058074!) ; Mont Panié, elev. 800 m, 17 September 1981, Suprin 1412 (NOU058075!) ; Mont Panié, elev. 900 m, 7 July 1978, Veillon 3609 (L.2711016!, NOU058068!, NOU058068!, NOU058069!) ; Ignambi, sentier vers Gomen, elev. 1000 m, 19 August 1965, Veillon 431 (NOU058070!)