IDNAME urn:idName:fossilplants.info:genus:025B36BA-12A6-4C5B-875F-F54ABFE9C926 genus
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Welwitschiophyllum

Genus Welwitschiophyllum Dilcher, Bern.-de-Oliv., Pons, T.A. Lott Amer. J. Bot., 92(8): 1302. 27 Jul 2005
Name
Welwitschiophyllum
Rank
Genus
Authors (Pub.)
Dilcher D. L. Bernardes-de-Oliveira M. Pons D. Lott T. A.  
Publication
Welwitschiaceae from the Lower Cretaceous of northeastern Brazil [2005/7]
Journal
American Journal of Botany
Volume
92
Issue
8
Page number
1302
Year
2005

Parent Taxon
[Family] Welwitschiaceae
Fossil Status
leaves

Type
Welwitschiophyllum brasiliense
Diagnosis
Leaves are triangular to linear, 8.9–70 cm long and 2.8–5 cm wide, with a longitudinal crease extending half the leaf length. Lamina is thick textured, the apex is acute, and the base curved to semicircular. Primary venation is subparallel, convergent near the apex, with some disappearing into the margin. Venation is equidistant, with a density of 9–15 bundles/cm of leaf width.


Links by genus

Species
Welwitschiophyllum brasiliense

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