140 



MKSOZOIC F1,()1;AS of rMTKl) STATES. 



Jur 



1. 



roxcLVsioxs. 



The folhnvinji: i.s the coinplete list of 

 ■assic : 



the ])lants found in the Oregon 



10. 



11. 



12. 

 13. 

 14. 

 15. 

 16. 

 17. 

 18. 

 19. 

 20. 



21. 

 22. 

 23. 

 24. 



26. 



:ii. 



28. 



Marfhanlitcs crcctus (Beaii~) Sew.? 

 Dick.soniM orogonen.sis P^mt. n. .-<p. 

 C o n i o J) 1 1' r i s hyinenopliyllnidcs 



(Brongn.) Sow. ( 

 Thyrsopteris Murrayaiui (Broiigii.) 



Hecr. 

 Polypodiuin oregonense Font. n. sji. 

 Cla<loplilel)is vacccnsis Ward n. sp. 

 Cladophlebis denticulata (Brongn.) 



Nath. non Font. 

 Cladophlebis haiburnensis (L. & 11.) 



Brongn. ? 

 CIadophlel)is acutiIol)a (Ileer) Font. 



n. com]). 

 C'ladojjlilcbis pecopteroide.s Font. n. 



sp. 

 Scleropteris oregonensis Font. n. sp. 

 Ruflfordia Ga?pperti (Dunk.) Sew. 

 Adiantites Nynipharum Heer? 

 Tsniopteris orovillensis Font. 

 Tseniopteris major L. & H. 

 Tajniopteris vittata Brongn. 

 Tseniopteris ? oregonensis Font. n. .sp. 

 Macrotajniopteris californica Font. 

 Sagenopteris Gcsppertiana Zign. 

 Sagenopteris paiicifolia (Phill.) 



Ward n. comb. 

 Sageno])teris grandifolia Font. n. sp. 

 Dana^opsis Storrsii Font. n. sp. 

 Equisetnin sp. Font. 

 Pt^lozamites Leckenl)yi (Bean) 



Nath. 

 Nilsonia oricntalis Heer. 

 Nilsonia oricntalis minor Font. n. 



var. 

 Nilsonia parvnia (Heer) Font. n. 



coml). 

 Nilsonia nipponcnsis Yok. 



29. Nilsonia coiiipta (Phill.) (Icip]). 



150. Nilsonia ])tcro])liylli)idc.s Nath. non 



Yok. 

 .'-il. Pierophylhim Nathoisti Sciicidi. 



32. Pterophyllum contiguum Schcnk. 



33. Pterophyllum ajquale (Brongn.) 



Nath. 



34. Ptero])hyllum rajnuihalense Morr. 

 3.5. Pteropiiyllum minus Brongn. ^ 



36. Cteno])hyllum angustifolium Font. 



37. Ctenophyllum paclmierve Font. n. 



sp. 



38. Ctenophyllum Wardii Font. 



39. Podozamites pulchellus Heer. 



40. Podozamites pachyphyllus Font. n. 



sp. 



41. Podozamites lanceolatus (L. & H.) 



Fr. Br. non Emm. 



42. Podozamites lanceolatu.s minor 



(Schcnk) Heer. 



43. Podozamites lanceolatus latifolius 



(Fr. Br.) Heer. 



44. Podozamites '< pachynervis Font. n. 



sp. 

 4.5. Ctenis sulcicaulis (Phill.) Ward n. 

 comb. 



46. Ctenis orovillensis Font. 



47. Ctenis grandifolia Font. 



48. Ctenis auriculata Font. '( 



49. Encephalartopsis 'oregonensis Font. 



n. sp. 



50. Cycadcospcrmum oregonense Font. 



n. sp. 



51. CA'cadeospcrmum ovatum Font. n. 



.SJ). 



52. Williamsonia oregonensis Font. n. sp. 



53. Williamsonia ? sp. Font. Bract of 



William.sonia ? No. 1. 



