LICHENS OF THE STATE OF WASHINGTON S 



13. Spores many-septate; paraphyses not branched, distinct 



10. Opegrapha 

 11. Apothecia not lirella-form, variously colored. 



14. Apothecia immersed in warts often breaking into soredial masses 



45. Pertusaria 

 14. Apothecia not as above. 

 15. Thalline margin conspicuous, permanent. 

 16. Spores nonseptate. 



17. Spores very small, asci often 100-spored 44. Acarospora 



17. Spores never very small. 



18. Blue-green algal component 22. Pannaria 



18. Green algal component, very rarely a blue-green. 



19. Paraphyses branched and entangled 47. Ochrolechia 



19. Paraphyses unbranched, distinct or coherent. 



20. Asci normally 8-spored 46. Lecanora 



20. Asci normally more than 8-spored 51. Candelariella 



16. Spores transversely septate. 

 21. Spores hyaline. 



22. Spores polar-bilocular 55. Caloplaca 



22. Spores not polar-bilocular, 1 -septate. 

 23. Green algal component. 



24. Disk some shade of yellow or orange 51. Candelariella 



24. Disk never yellow or orange 49. Lecania 



23. Blue-green algal component 23. Massalongia 



21. Spores brown, polar-bilocular 68. Rinodina 



15. Thalline margin absent, or inconspicuous and soon disappearing. 

 25. Spores nonseptate. 



26. Spores very small, asci many-spored 43. Biatorella 



26. Spores medium sized, asci 4-16-spored. 



27. Blue-green algal component 21. Parmeliella 



27. Green algal component. 



28. Thallus violet, purple, or red with KOH 64. Blastenia 



28. Thallus not colored as above with KOH 31. Lecidea 



26. Spores large, more than 65 m- long, asci 1-2-spored 



32. Mycoblastus 

 25. Spores transversely septate. 

 29. Spores hyaline. 



30. Spores polar-bilocular 64. Blastenia 



30. Spores not polar-bilocular. 

 31. Spores 1-septate. 

 32. Thallus poorly developed, sometimes disappearing within 

 the substratum 15. Microphiale 



32. Thallus well developed never disappearing within the sub- 



stratum ^:^_ Catillaria 



31. Spores more than 1-septate. 

 ZZ. Growing on rocks, soil, or mosses over rocks. 

 34. Disk blood-red or bright brownish red ; epithecium deep 

 purple or blue with KOH 50. Haematomma 



34. Disk never any shade of red, usually black; epithecium 



never purple or blue with KOH 35. Toninia 



33. Growing on soil, moss, or trees. 



35. Spores with a gelatinous halo 34. Bacidia 



35. Spores without a gelatinous halo. 



36. Disk flesh color (R) or rosy red; hypothecium hyaline. 



48. Icmadophila 

 36. Disk dark brown or black, hypothecium brown or 



