Author: Patrick, Ruth & Ch.W.Reimer.
Title: The Diatoms of the United States. Exclusive of Alaska and Hawaii. Vol. I: Fragilariaceae, Eunotiacea, Achnanthaceae, Naviculaceae.
Description: Philadelphia, 1966. XI,688 pp. 64 plts. Cloth.

Keywords: Lower plants North-America Lagere planten Amerika