Mciveraephyllum, Manchester, 2014

Manchester, Steven R., 2014, Revisions To Roland Brown’S North American Paleocene Flora, Acta Musei Nationalis Pragae Series B 70 (3 - 4), pp. 153-210 : 178

Mciveraephyllum gen. nov.

D i a g n o s i s. 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.

T y p e s p e c i e s. Mciveraephyllum nebrascense

(SCHIMPER) comb. nov.

E t y m o l o g y. Named in memory of paleobotanist,

Elisabeth E. McIver (1942 to 2001).