Calycopeplus Explained

Calycopeplus is a plant genus of the family Euphorbiaceae first described by Jules Émile Planchon as a genus in 1861.^{[1] [2]} The entire genus is endemic to Australia.^{[3] [4]} Its closest relative is Neoguillauminia from New Caledonia.

The type species is Calycopeplus ephedroides, which is a synonym of Calycopeplus paucifolius.^[5]

Species^[3]

1. Calycopeplus casuarinoides L.S.Sm. - N Qld
2. Calycopeplus collinus P.I.Forst. - NT, N WA
3. Calycopeplus marginatus Benth. - WA
4. Calycopeplus oligandrus P.I.Forst. - SW WA
5. Calycopeplus paucifolius (Klotzsch) Baill. - SA, WA

Description

The plants in this genus are monoecious, with the single sex flowers found in different parts of the same inflorescence. The female flowers are solitary and in the centre, while the male flowers are found in 4 clusters of 3–16 flowers within the involucre opposite the lobes. Each cluster is surrounded by bracts, with the outer one or two being enlarged and enclosing the cluster.^[6]

Notes and References

1. https://www.biodiversitylibrary.org/page/250280#page/36/mode/1up Planchon, Jules Émile. 1861. Bulletin de la Société Botanique de France 8: 30-32
2. http://www.tropicos.org/Name/40035857 Tropicos, Calycopeplus Planch.
3. http://apps.kew.org/wcsp/namedetail.do?name_id=32045 Kew World Checklist of Selected Plant Families
4. Govaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew.
5. Web site: Calycopeplus paucifolius (Klotzsch) Baill. Plants of the World Online Kew Science. 2020-12-02. Plants of the World Online. en.
6. Web site: Western Australian Herbarium. Biodiversity and Conservation Science. FloraBase—the Western Australian Flora: Calycopeplus Planch.. live. https://web.archive.org/web/20220201070719/https://florabase.dpaw.wa.gov.au/browse/profile/21684 . 2022-02-01 . 2020-12-02. florabase.dpaw.wa.gov.au. en.