Zygogynum is a genus of plant in the winter's bark family Winteraceae. 19 species are native to New Caledonia, and are pollinated primarily by beetles and moths.[3] Other species are native to New Guinea (21 species), the Bismarck Archipelago (1 species), the Solomon Islands (2 species), Lord Howe Island (1 species), and Queensland (2 species).[1]
| Zygogynum | |
|---|---|
| |
| Zygogynum howeanum | |
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Magnoliids |
| Order: | Canellales |
| Family: | Winteraceae |
| Genus: | Zygogynum Baill. |
| Synonyms[1][2] | |
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This genus is interesting for having the greatest range in the number of stamens in any genus: as few as three or as many as 370; a 123 fold difference in the number of stamens. The number of carpels can range from one to as many as fifty.[4]
Species edit
The genus includes 45 accepted species:[1]
- Zygogynum acsmithii Vink – southeastern New Caledonia
- Zygogynum amplexicaule (Vieill. ex P.Parm.) Vink – northern and western New Caledonia
- Zygogynum archboldianum (A.C.Sm.) Vink – western New Guinea
- Zygogynum argenteum (A.C.Sm.) Vink – New Guinea
- Zygogynum baillonii Tiegh. – southeastern New Caledonia
- Zygogynum bicolor Tiegh. – central New Caledonia
- Zygogynum bosavicum Vink – New Guinea
- Zygogynum bullatum (Diels) Vink – Mt. Stolle, New Guinea
- Zygogynum calophyllum (A.C.Sm.) Vink – New Guinea
- Zygogynum calothyrsum (Diels) Vink – New Guinea
- Zygogynum clemensiae (A.C.Sm.) Vink – New Guinea
- Zygogynum comptonii (Baker f.) Vink - northern New Caledonia
- Zygogynum crassifolium (Baill.) Vink – New Caledonia
- Zygogynum cristatum Vink – central New Caledonia
- Zygogynum cruminatum Vink – New Guinea
- Zygogynum cyclopensis Vink – New Guinea
- Zygogynum fraterculus Vink – New Caledonia
- Zygogynum haplopus (B.L.Burtt) Vink – Solomon Islands
- Zygogynum howeanum (F.Muell.) Vink – Lord Howe Island
- Zygogynum ledermannii (Diels) Vink – New Guinea
- Zygogynum longifolium (A.C.Sm.) Vink – New Guinea and Bismarck Archipelago
- Zygogynum mackeei Vink – northern New Caledonia
- Zygogynum megacarpum (A.C.Sm.) Vink – western New Guinea
- Zygogynum montanum (Lauterb.) Vink – Papua New Guinea
- Zygogynum oligocarpum (Schltr.) Vink – Papua New Guinea
- Zygogynum oligostigma Vink – central New Caledonia
- Zygogynum pachyanthum (A.C.Sm.) Vink – New Guinea
- Zygogynum pancheri (Baill.) Vink – east-central and southeastern New Caledonia
- Zygogynum pauciflorum (Baker f.) Vink – Mont Panié, northern New Caledonia
- Zygogynum polyneurum (Diels) Vink – western New Guinea
- Zygogynum pomiferum Baill. – northern and central New Caledonia
- Zygogynum queenslandianum (Vink) Vink – northeastern Queensland
- Zygogynum schlechteri (Guillaumin) Vink – southeastern New Caledonia
- Zygogynum schramii Vink – western New Guinea
- Zygogynum semecarpoides (F.Muell.) Vink – northeastern Queensland
- Zygogynum sororium (Diels) Vink – Schrader Range, Papua New Guinea
- Zygogynum staufferianum Vink – Papua New Guinea
- Zygogynum stipitatum Baill. – northern and central New Caledonia
- Zygogynum sylvestre (A.C.Sm.) Vink – New Guinea
- Zygogynum tanyostigma Vink – Mont Panié, northern New Caledonia
- Zygogynum tieghemii Vink – central and southeastern New Caledonia
- Zygogynum umbellatum (Ridl.) Vink – New Guinea
- Zygogynum vieillardii Baill. – central and southeastern New Caledonia
- Zygogynum vinkii F.B.Sampson – central New Caledonia
- Zygogynum whitmoreanum Vink – Solomon Islands
References edit
- ^ a b c "Zygogynum Baill." Plants of the World Online, Kew Science. Accessed 24 April 2022.
- ^ Vink, W. (1985). The Winteraceae of the Old World. V. Exospermum links Bubbia to Zygogynum. Blumea: Biodiversity, Evolution and Biogeography of Plants, 31(1), 39–55.
- ^ Pellmyr, O.; Thien, L. B.; Bergström, G.; Groth, I. (1990). "Pollination of New Caledonian Winteraceae: Opportunistic shifts or parallel radiation with their pollinators?". Plant Systematics and Evolution. 173 (3–4): 143. doi:10.1007/BF00940859. S2CID 7894633.
- ^ Kubitzki, Klaus (1993). Families and Genera of Vascular Plants. Vol. 2. Berlin: Springer Verlag. p. 637.
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