electro magnified fossil seeds

Landeenia aralioides (MacGinitie) Manchester & Hermsen. Pollen from Landeenia stamens. Clump of pollen from flower (UF26703) , showing approximately circular polar and equatorial profiles of the pollen grains. Figure 23 in Manchester, S. R. and E. J. Hermsen. 2000. Flowers, fruits, seeds, and pollen of Landeenia gen. nov., an extinct sapindalean genus from the Eocene of Wyoming. American Journal of Botany 87(12):1909-1914.