PLATE LXXX. 



Page. 



Figs. 1, 2. Lygodiumkaulfu.su Heer. Lamar Kirer, 672 



3. Lygodium kaulfusii, fruit. Lamar Kiver 672 



4,5. Osimunda affinis Lx. Hill above Lost Creek 673 



6. Asplenium erosum? (Lx.) Kn. Yellowstone River below Elk Creek 668 



7. Asplenium remotidens u. sp. Yellowstone River below Elk Creek 669 



8. Dryoptkris weedii n. sp. Yellowstone River below Elk Creek 6G9 



9, 10. Asplenium iddingsi n. sp. Yellowstone River below Elk Creek 666 



11. Pinus macrolepis n. sp. Fossil Forest 679 



12. Pinus gracilistrohus n. sp. Fossil Forest 676 



800 



