Genus Walchia Sternberg 1825 emend.

nomenclatorial act: 
emend.
Bibliography: 
Aspects of Permian palaeobotany and palynology IV. The conifer Ortiseia Florin from the Val Gardena Formation of the Dolomites and The Vicentinian Alps (Italy) with special reference to a revised concept of the Walchiaceae (Goeppert) Schimper
Page: 
110
diagnosis: 

Ovuliferous cone compound, cylindric; cone axis bearing spirally arranged bracts with forked apices; ovuliferous dwarf-shoots freely arising in bractils, not reaching apices of bracts, (radially to) bilaterally symmetrical, slightly flattened, provided with a number of sterile scales and a single fertile scale, emerging on the adaxial side. Shape of sterile scales ranging from narrow-subtriangular to lanceolate. Fertile scale obovate with bilobated apex, projecting beyond the sterile scales and bearing a single inverted ovule on its abaxial surface.Ovule/seed platyspermic, bilaterally symmetrical, elliptical or ovate.

systematic position: 
Conifers, Walchiaceae
typeseries: 
Type-species (selected by Miller, 1889, p.149): Walchiapiniformis Sternberg 1825.
Classification: 
Walchia

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