FOSSIL FLORA. 



779 



Tabic showing the distribution of the Tertiary plants of the Yellowstone 'National Parle. 



bpecies. 



Distribution in the Park. 



Fort Union (Eocene). 



-iS'B 

 5=3fgl 



> o 



:= i 



2g,i 



- - 

 P 





Intermediate 



(Miocene). 





= •=>! N 



=1 w 



Lamar Flora 

 (Miocene). 



fe 



5 P . 



£g go 



Distribution outside. 



Wooclwarclia preareolata n. sp -- 



Asplenium iddingsi n. sp 



Asplenium magnur i n. sp 



Asplenium erosum {Lx.) 



Asplenium remotidens n. sp 



Dryopteris weedii n.sp 



Dryopteris xantholitheusis n. sp 



Derailia I montana n. sp 



Lygodium kaulfusii Heer 6 



Osmunclaaffinis Lx 



Equisetuin haguei d. sp 



Equisetnni lesquereuxi n. sp 



Equisetum caualiculatum n. sp. . 



Equisetum deciduum n. sp 



Pinus gracilistrobus n. sp 



Pinuspremurrayana 



Pinus macrolcpis n. sp 



Pinus sp 



Pinus wardii n. sp 



Pinus iddingsi n. p 



Taxites olriki Heer 



Sequoia couttsia? Heer 



Sequoia -langsdorfii (Brgt.) Heer. 



Sequoia, cones of 



Phragmites? latissima n. sp 



Sparganium stygium Heer 



Cyperacites angustior Al. Er. d .. 



Cyperacites giganteus n. sp 



Cyperacites sp 



Cyperacites sp 



Srnilax lamarensis n.sp 



Musophyllum complicatum Lx 



Juglans californica Lx 



Juglans rugosa Lx 



a Tbe numbers refer to the beds in which the plants were found. 



6 Cherry Creek, Oregon. 



Dx 





X 



X 



.' 



4,6,7 

 5,0 



G 

 , 5, 0, 7 



I 



C Pare. 

 ^Miocene; Elk Creek; Lx. 



