Gossia clusioides subsp. rembaiensis N. Snow, 2020

Snow, Neil, 2020, A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae), Adansonia 42 (7), pp. 131-177 : 150

Gossia clusioides subsp. rembaiensis N. Snow , subsp. nov. ( Figs 7 ; 8E )

Leaf blades flat; differing from other subspecies by its attenuate base of leaf and retuse apex.

TYPUS. — New Caledonia. Grande Terre , South Prov. Forested slopes near Mt Rembai , south of Col d’Amieu, c. 500 m, 7.XI.1982, McPherson 5083 (holo-, P [ P00402736 ]; iso-, BISH [fragment], MO[ MO-3218923 , MO-2907911 ], NOU [ NOU029586 , NOU 67076]).

PARATYPI. — New Caledonia. Grande Terre , North Prov. Mt. Rembai, 450 m, 7.XI.1982, Dawson WELTU16591 ( WELTU) ; Contrefort Nord-ouest du Mt. Canala, 700-800 m, 28.VII.1971, MacKee 24011 (P[P02089847]); Ponerihouen , Pente est du Mont Aoupinie, 500 m, 27.VII.1974, MacKee 29024 ( NOU [ NOU029577 ], P[P02089848]) ; Mont Pembai , 700 m, 31. V.1990, MacKee 44916 ( NOU [ NOU029580 ], P[P02089858]; Mt Nakada, vers 900 m, VI.1979, Morat 6411 (P[P00462887]).

REPRESENTATIVE HERBARIUM SPECIMEN. — P00402736.

DISTRIBUTION, HABITAT AND PHENOLOGY. — Inland mountains on Grande Terre ( Fig. 7 ); humid forested slopes over schistes or graywackes, 450- 900 m. Flowering November through July; fruits not seen.

REMARKS

Indicated as being common in some places locally (MacKee 44916). The flowers are said to have a spicy-fragrant smell (McPherson 5083). MacKee (MacKee 29024) indicates the local name as being “tu”.

Figures

FIG. 7. — Distribution map for subspecies of Gossia clusioides (Brongn. & Gris) N. Snow.

FIG. 8. — Typical leaf morphology for most subspecies of Gossia clusioides (Brongn. & Gris) N. Snow: A, G. c. subsp. bleuensis N. Snow., subsp. nov., with narrowly elliptic, bullate blades; B, G. c. subsp. maoyana N. Snow, subsp. nov., blades relatively narrow and bullate but longer than those of subsp. bleuensis; C, D, G. c. subsp. callmanderiana N. Snow, subsp. nov., blades elliptic and flat; E, G. c. subsp. rembaiensis N. Snow, subsp. nov.; F, G. c. subsp. clusioides; G, G. c. subsp. subsp. taomensis N. Snow, subsp. nov.; H, G. c. subsp. tiebaghiensis N. Snow, subsp. nov. Vouchers: A, McPherson 4001 (BISH); B, Dawson 16603 (WELTU)); C, Jaffré 1275 (BISH); D, Virot 1537 (BISH); E, McPherson 5083 (BISH); F, MacKee 25608 (NOU); G, Veillon 4828 (NOU); H, McPherson 3323 (NOU). Scale bar: 2 cm.