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Guymer (Myrtaceae)
Snow, Neil (2020): A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae). Adansonia 42 (7): 131-177, DOI: 10.5252/adansonia2020v42a
FIG. 6. — Distribution maps for Gossia bourailensis N in A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae)
FIG. 6. — Distribution maps for Gossia bourailensis N. Snow, sp. nov., G. colnettiana (Guillaumin) N. Snow, G. conduplicata N. Snow, sp. nov. and G. diversifolia (Brongn. & Gris) N. Snow.Published as part of Snow, Neil, 2020, A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae), pp. 131-177 in Adansonia 42 (7) on page 144, DOI: 10.5252/adansonia2020v42a7, http://zenodo.org/record/387739
FIG. 11 in A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae)
FIG. 11. — Living specimens of Gossia clusioides: A, G. c. subsp. avanguiensis N. Snow, subsp. nov. vel aff.; B, G. c. subsp. taomensis N. Snow, subsp. nov. Vouchers: A, ©Hervé Vandrot, taken at Naraja entre Ouaté et Ponérihoen (http://endemia.nc); B, Munzinger 3015; photo by J. Munzinger.Published as part of Snow, Neil, 2020, A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae), pp. 131-177 in Adansonia 42 (7) on page 151, DOI: 10.5252/adansonia2020v42a7, http://zenodo.org/record/387739
Fig. 1 in Studies in Malagasy Eugenia L. (Myrtaceae) - V: Eugenia quadriphylla N. Snow & Callm., an unusual and rare new species from the northeast
Fig. 1. – Distribution map of Eugenia quadriphylla N. Snow & Callm. (black circle) plotted on a map of forest cover in 2000 (grey) following HARPER et al. (2007).Published as part of Snow, Neil & Callmander, Martin W., 2016, Studies in Malagasy Eugenia L. (Myrtaceae) - V: Eugenia quadriphylla N. Snow & Callm., an unusual and rare new species from the northeast, pp. 189-193 in Candollea 71 (2) on page 190, DOI: 10.15553/c2016v712a4, http://zenodo.org/record/568441
FIG. 1 in A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae)
FIG. 1. — Gossia alaternoides (Brongn. & Gris) N. Snow, showing variation in the degree of indumentum (glabrous to sericeous or tomentose) and leaf shape: A, branchlet; B, sericeous flower with bracteoles, hypanthium, calyx lobes, petals, tips of stamens, and apex of stigma; C, calyx lobes, staminal disk, points of petal attachment, and style; D, young fruit (left), mature seed (right); E, branchlet; F, leaves and flowers in bud; G, glabrous flower with detail of bracteoles and hypanthium in bud; H, branchlet; I, inflorescence; J, tomentose flower with bracteoles; K, branchlet; L, revolute leaf and young fruit. Vouchers: A-C, Jaffré 141 (NOU); D, Nothis 331 (NOU); E-G, Hürlimann 3021 (P); H-J, Jaffré 3275 (NOU); K-L, Jaffré 231 (NOU). E-G, reflect what previously was called Gossia alaternoides var. pulchrefolius. Scale bars: A, E, H, K, 2 cm; B, C, G, J, 2 mm; D, 3 mm; F, I, L, 5 mm.Published as part of Snow, Neil, 2020, A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae), pp. 131-177 in Adansonia 42 (7) on page 136, DOI: 10.5252/adansonia2020v42a7, http://zenodo.org/record/387739
Gossia clusioides subsp. bleuensis N. Snow 2020, subsp. nov.
Gossia clusioides subsp. bleuensis N. Snow, subsp. nov. (Figs 7; 8A; 10B) Leaf blades strongly bullate, 4.0-8.0(-11.5) cm, narrowly elliptic. The inflorescence can be up 8.5 cm long, exceeding adjacent leaves. The growth form in profile often is slender. TYPUS. — New Caledonia. Grande Terre, South Prov., Rivière Bleue reserve, forested slopes 300 m, 30.VII.1981, McPherson 4001 (holo-, P [P00402735]; iso-, BISH [fragment], MO, NOU [NOU030915], PTBG, WELTU). PARATYPI. — New Caledonia. GrandeTerre, South Prov., Rivière Bleue, 22.II.1951, Baumann-Bodenheim 10873 (P[P00402729]); Bon Secours, Baumann-Bodenheim 11847 (P[P00402730]); Rivière Bleue, Mois de Mai, 23. VI.1951, Baumann-Bodenheim 14045 (MO[MO-5163034], P[P00402727]); Forêt Faux Bon Secours, 9. V.1981, MacKee 39042 (NOU [NOU029540], P[P02089862, P02089863]). REPRESENTATIVE HERBARIUM SPECIMEN. — P02089863. ETYMOLOGY. — From its occurrence in the vicinity of Rivière Bleue. DISTRIBUTION, HABITAT AND PHENOLOGY. — Southeast Grande Terre (Fig. 7); forested slopes over ultramafics, 300- 450 m. Flowering May and June; fruiting confirmed only for July to December. REMARKS Further fieldwork may reveal this as being the same taxon as G. a. subsp. avanguiensis subsp. nov., which is diagnosed primarily by its longer leaves, but which occurs much farther north.Published as part of Snow, Neil, 2020, A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae), pp. 131-177 in Adansonia 42 (7) on page 146, DOI: 10.5252/adansonia2020v42a7, http://zenodo.org/record/387739
FIG. 8 in A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae)
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.Published as part of Snow, Neil, 2020, A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae), pp. 131-177 in Adansonia 42 (7) on page 147, DOI: 10.5252/adansonia2020v42a7, http://zenodo.org/record/387739
FIG. 15. — A-C, Gossia katepahiensis N in A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae)
FIG. 15. — A-C, Gossia katepahiensis N. Snow, sp. nov.: A, branch with inflorescences; B, flowers in bud; C, detail of flower bud (in longitudinal section at right); D-H, Gossia kuakuensis (Baker f.) N. Snow: D, flowering branch; E, detail of simple cyme (note small leafy bracts at base); F, detail of flower (minus petals and stamens); G, young fruit and leaf; H, older branch with attached leaf showing dark, more or less rectangular cracking in epidermal layers; I, J, Gossia mandjeliaensis N. Snow, sp. nov.: I, flowering branch (detail of cracking outer epidermal layers (lower left) and abaxial oil glands (upper left)); J, flower from above (lacking petals and stamens) (left) and laterally (right). Vouchers: A-C, McPherson 5690 (WELTU – from 2 sheets); D-F, Compton 930 (BM); G, Vieillard 2171 (P); H, Vieillard 2218 (P); I-J, McPherson 2551 (P). Scale bars: A, D, 2 cm; B, E-G, 5 mm; C, J, 3 mm; I, 2 mm. Scale bar lacking: H, leaf c. 5 cm long.Published as part of Snow, Neil, 2020, A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae), pp. 131-177 in Adansonia 42 (7) on page 157, DOI: 10.5252/adansonia2020v42a7, http://zenodo.org/record/387739
Gossia clusioides subsp. rembaiensis N. Snow 2020, subsp. nov.
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”.Published as part of Snow, Neil, 2020, A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae), pp. 131-177 in Adansonia 42 (7) on page 150, DOI: 10.5252/adansonia2020v42a7, http://zenodo.org/record/387739
Gossia aphthosa subsp. aphthosa
Gossia aphthosa subsp. aphthosa (Figs 4D-G; 5) SPECIMENS EXAMINED. — New Caledonia. North Prov. Plateau du Col des Roussettes route forestière près de Riv Ouen – Sieu, 21°25’45.19”S, 165°27’15.01”E, 29.IX.1964, Blanchon 994 (NOU[NOU029700], P[P00462860]); Touho, Ponandou, 20°49’12.00”S, 165°13’45.12”E, 15.V.1973, MacKee 26722 (NOU [NOU053234]); Tiwaka: Pente Sud, Inédète, 250 m, 30.III.1974, MacKee 28444 (NOU [NOU029696], P[P06668973]); Ponandou, le Captage, 27.X.2005, Munzinger 3084 et al. (P[P05121899], WELTU). REPRESENTATIVE HERBARIUM SPECIMEN. — P 05121899. DISTRIBUTION, HABITAT AND PHENOLOGY. — Central and northeast parts of Grande Terre; over micaschistes and gneiss, 250 m. REMARKS A reliable diagnostic character is the corky swellings surrounding the base of the petioles (Fig. 4D-E, G). The hypanthium of some (e.g., MacKee 28444) can be prominently sericeous; the leaf blades of some appear to be only thinly coriaceous (e.g., Munzinger 3084).Published as part of Snow, Neil, 2020, A revision of New Caledonian Gossia N. Snow & Guymer (Myrtaceae), pp. 131-177 in Adansonia 42 (7) on page 140, DOI: 10.5252/adansonia2020v42a7, http://zenodo.org/record/387739
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