504 
seriale Ach. 
serograpta (Spr.) 
serpentinella Nyl. 
sexlocularis Nyl. 
sinuosa (Pers.) 
Siphula . 
sophistica Nyl. 
sordidula Nyl. 
sorediata Ach. 
sororiella Nyl. 
speciosa (Wulf) . 
sphærale Ach. 
Sphærophoron 
sphinetrinellum Nyl. 
Sprengelii Ach. 
squamulosula Nyl. 
stellaris (L.) 
stenographella Nyl. 
stenophylla Nyl. . 
stenospora Nyl. . 
Stereocaulon . 
Stieta 
Stietina . 
Stigmatidium . 
straminea Ach. 
striatula (Ach.) 
Strigula . 
subæruginosa Nyl. . 
subdissecta Nyl. . 
subdueta Nyl. 
subferruginea Nyl. . 
subfusca Ach. . 
subjuneta Nyl. 
sublævigata Nyl. 
subprostans Nyl.. 
subrubella Nyl. 
subserpentina Nyl. . 
substellata (Ach.). 
W. NyLANDER. 
487 (13) | substriatula Nyl. 
469 (55) | subtracta Nyl. 
469 (55) | sulphureofusca Fée. 
490 (76) | syncolla Tuck. 
431 (23) | tachygrapha Nyl. 
433 (19) | tæniata Nyl. 
465 (51) | tenella (Ach.) . 
458 (44) | tetrathalania Fée. 
441 (27) | Thamnolia . 
457 (43) | thelena Ach. . 
440 (26) | Thelotrema 
486 (72) | tiliacea (Hffm.) 
431 (17) | tomentella Nyl. 
449 (35) | tomentosa (Sw.) . 
494 (80) | Trachylia : 
461 (47) | trachyna (Ach.) 
440 (26) | tremelloides Ach. 
496 (82) | tricolor Mnt. 
452 (18) | triticea Nyl. : 
455 (24) | trypetheliiformis Nyl. . 
432 (18) | Trypethelium . 
437 (23) | tuberculifera Nyl. 
436 (22) | tuberculosa Fée . 
419 (65) | tumidula Fée. 
435 (21) | Tylophoron 
467 (53) | ulotrichoides Nyl. 
492 (78) | undenaria Nyl. 
445 (31) | Urceolaria . 
437 (23) | Usnea dara 
489 (15) | varia Ach. (Arth.) 
442 (28) | varia Pers. 
445 (31) | vermicularis Ach. 
463 (49) | vernicosa (Fée.) . 
438 (24) | Verrucaria . 
491 (77) | versieolor Fée. 
419 (65) | vigilans (Tayl.) 
465 (51) | Wightii (Tayl.) 
484 (70) | xanthocarpa Nyl. 
467 (53) 
467 (53) 
446 (32) 
441 (27) 
473 (59) 
439 (25) 
464 (50) 
448 (34) 
433 (19) 
492 (78) 
449 (35) 
438 (24) 
436 (22) 
436 (22) 
429 (15) 
431 (17) 
428 (14) 
462 (48) 
470 (56) 
448 (34) 
493 (79) 
448 (34) 
461 (47) 
467 (53) 
430 (16) 
440 (26) 
482 (68) 
446 (32) 
433 (19) 
496 (82) 
475 (61) 
433 (19) 
466 (52) 
488 (74) 
461 (47) 
461 (47) 
455 (41) 
481 (67) 
