Retrophyllum

Retrophyllum comptonii in New Caledonia

Retrophyllum is a genus of five species in the family of Podocarpus plants ( Podocarpaceae ). Christopher Nigel Page has these five species in 1989 spun off from the previously heterogeneous ( polyphyletic ) Genre Nageia.

Description

There are shrubs or trees. The leaves are needle-like, but lanceolate; they are tough and leathery.

These species are dioecious getrenntgeschlechtig ( dioecious ). The seeds are surrounded by a seed coat ( aril ).

Dissemination

The genus has Retrophyllum in the Southern Hemisphere many mutually isolated habitats ( disjoint areas ). It comes in both New Caledonia and Melanesia, as well as in Brazil, Venezuela and Colombia ( for more details refer to the individual species).

System

In the genre of Retrophyllum there are five types:

• Retrophyllum comptonii (J. Buchholz) C.N. Page, Origin: New Caledonia.
• Retrophyllum minor ( Carrière ) C.N. Page, the deposits are located on basic rocks in the southern part of New Caledonia.
• Retrophyllum piresii ( Silba ) C.N. Page, home is the Brazilian state of Rondônia ( Serra Pacas Novos ).
• Retrophyllum rospigliosii ( Pilg. ) C.N. Page, Origin: Western Venezuela, Columbia and eastern central Peru.
• Retrophyllum vitiense ( Seem. ) C.N. Page, home is Melanesia: Moluccas, New Guinea, Bismarck Archipelago, Santa Cruz Islands, Fiji Islands.

Swell

• Information on the genus at The Gymnosperm Database. (English )