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Mciveraephyllum
Genus Mciveraephyllum Manchester Sborn. Nár. Muz. Praze, Řada B, Přír. Vědy, 70(3-4): 178. Dec 2014
- Name
- Mciveraephyllum
- Rank
- Genus
- Authors (Pub.)
- Manchester S. R.
- Publication
- Revisions to Roland Brown's North American Paleocene flora [2014/12]
- Journal
- Sborník Národního Muzea v Praze
- Volume
- 70
- Issue
- 3-4
- Page number
- 178
- Year
- 2014
- Fossil Status
- leaves
- Type
- Mciveraephyllum nebrascense
- Diagnosis
- Leaves simple, with elliptical to obovate lamina, apex acute, base acute to cordate. Petiole slender and at least ¼ as long as the lamina. Lamina entire-margined to (more commonly) serrate, especially in the apical half. Teeth prominent, acute, but not spinose, apparently nonglandular with rounded sinuses. Venation pinnate, eucamptodromous to craspedodromous with 7–9 pairs of uniformaly spaced secondary veins arising at acute angles from the midvein. Intersecondary veins absent. Tertiary veins percurrent, weakly impressed.
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