fuscatida, Nyl. SIPHULA. 737 1 5 morio, DC. viridiatrum, Korb. 858* ceratites, F f . PYRENOTHEA. • RICASOLIA. farrea, F r . 837 incrustans, F r . 8 3 6 glomulifera, Desm. 3 2 0 Herbácea, Desm. 321 Ieucocephala, v. lecidina, F r . 835 RINODINA. lilacina, F r . 959 oreina, Mass. 594 slictica, v. lecidina, Fr. 959 ROCCELLA. fuciformis, Ach. 210 PYRENULA. 209 aethiobola, Ach. 3 0 1 2 phycopsis, Ach. 208 biformis, Hepp. 1 0 7 6 tinctoria, DC. catalepla, Adi. 1000 SAGEDIA. catalepta, Schoer. 1 0 1 5 923 copalchiana, Fée. 1 0 5 6 aggregala, F r . 1017 fuliginea, Ach. 1 4 Borreri, Naeg. gibbosa, Ach. 7 1 0 cataractarum, Hepp. 1019 Heppii, Naeg. 1069 986 leucoplaca. Korb. 1 0 6 0 cinerea, F r . 996 margacea, Ach. 1 0 1 1 clopima, F r . inaura, Schoer. 1 0 2 4 decipiens, Hepp. 1 0 1 8 526 Naegeli, Hepp. 1 0 5 5 depressa, Ach. 1005 nigrescens, Ach. 1 0 0 4 fuscella, F r . 710 nitida, Ach. 1 0 5 6 gibbosa, F r . puntiformis, Hepp. 1 0 7 2 persicina, Korb. 1 0 4 9 quercus, Mass. 1 0 6 0 pyrenophora, Hepp. 1020 umbonata, Ach. 1053 verrucosa, Ach. 1 0 1 7 Swackiana, Hepp. 1 0 1 9 viridula, F r . 1006 RAMALINA. SARCOGYNE. Arabum, Mey. 242 calicaris, F r . 2 4 5 corrugata, Fit. 516 v. canaliculata, id. 2 4 6 pruinosa, Korb. 515 x. farinacea, F r . 2 4 9 simplex, Nyl. 516 v. fastigiata, F r . 248 v. fraxinea, F r . 2-47 SCHISMATOMMA. v. thrausta, F r . 251 amylaceum, Mass. 8 3 7 farinacea, Ach. 2 4 9 dolosum, Flot. 920 fastigiata, Ach. 2 4 8 v. rimatum, Flot. 921 fraxinea, Ach. 247 v. ampliata, Schoer. 2 4 7 SCHOERERIA. v. fastigiata. Sch. 2 4 8 lugubris, Korb. 774 infiala, Hook. 250 linearis, Nyl. 242 SCOLIC10SPORUM. Pollinaria, Ach. 2 5 2 holomeloenum, Korb. polymorpha, Ach. 2 4 4 722 pusilla, Le P r . 250 SCUTULA. scopidorum, Ach. 241 Walrothii, Tul. 684 v. corntiata, Ach. 2 4 3 v. implexa, Nyl. 242 SCYPHOPHORUS. thrausta, Nyl. 2 5 1 cervicornis, DC 156 tinctoria, Sch. 244 cornutus DC. 158 usneoides, Mi et DR. 242 SEGESTRELLA. leclissima, F r . 1053 tbelostoma, Mass. 1 0 5 3 RHIZOCARPON armeniacum, DC. 817 SEGESTRIA. asteriscus, DC. 780 umbonata, Schcer. 1 0 5 3 atrobrunneum, Ram. 815 SIROSIPIION. confervoides, DC. 7 8 3 geographicum, DC. 8 5 6 saxícola, Naeg. 1 cervina, Dub. 510 211 chrysoleuca , Nyl. 4 4 7 V. lipparia Nyl. 449 SOLORINA. v. melaloma Nyl. 4 5 0 crocea, Ach. 3 0 4 v. pettata , Nyl. 448 Despreauxii, 4 4 0 concolor, Nyl. 458 v. loetevirens , Sch. crassa , DC. 442 973** v. Dufourii, Nyl. 4 4 3 v. limbata, Schcer. 3 0 6 diffracta , Dub. 455 v. spongiosa, Sm. 3 0 6 electrina DC. 521 virescens, Despr. 4 4 0 gelida , Nyl. 459 gypsacea , Nyl. 445 SOMMERFELTIA. insalata , DC. 581 arctica , Flk. 3 0 6 lagascm, Nyl. 446 lentigera, DC. 444 SPHOEROMPHALE. pollata, DC. 448 fìssa, Korb. 9 9 5 pruinosa, Dub. 454 pulla , Hofì'm. 360 SPHOEROPSIS. rubina , Hoffm. 447 Laureri, Flot. 9 7 3 straminea , Nyl. 457 saxicola, Nyl. 452 SPHOERIA. v. diffracta, Nyl. 4 5 5 sphinctrina, Sowb. 8 2 v. disperso-areolata, epigea , Pers. 1045 Nyl. 456 v. pruinosa , Nyl. 4 5 4 v. versicolor, Pers. 4 5 3 SPHOEROPHORON. coespitosus, DC. 1 3 5 Smithii , DC. 445 compressum, Ach. 1 3 3 coralloides, Pers. 1 3 4 STENHAMMERA. fragile, Pers. 1 3 5 lugubris , Mass. 809 globiferum , DC. 1 3 4 turgida , Korb. 797 melanocarpon, DC. 1 3 3 STENOCYBE. SPHINCTRINA. Byssacea , Nyl. . 116 115 microcephala , Nyl. 8 3 major, Nyl. septata , Leigh. 115 tuboeforrnis, Mass. 8 3 STEREOCAULON. Turbinata, F r . 8 2 alpinum, Laur. 202 cereolinum , Ach. 2 0 0 cereolus, Ach. 200 SPHYRIDHJM. carneum, Flot. 1 3 9 condensatimi , F r . 2 0 0 fungiforme, Korb. 157 condensatimi, Hof. 1 9 9 v. carneum, Korb. 1 3 9 conciyloideum, Ach. 2 0 1 coralloides, F r . 204 corallinum, F r . 204 SPORODICTYON. dactylophyllum, Flk. Schcererianum, Mas. 1044 PSOROSTATA. morio, Korb. 737 SPILOMA. elegans, Ach. elegans , Mong. tumidulum , Ach. v. rnbrum, Ach. SPILONEMA. paradoxum, Born. 927 931 927 928 3 SQUAMARLA. aleurites , Nyl. 461 ambigua , Nyl. 460 cartilaginea DC. 4 5 1 Delisei, Bor. denudatimi, Flk. v. vesuviunum, Nyl. fungiforme, Sehoer. nanum, Ach. incrustatum, Flk. intricatimi, Mont. paschale , Ach. v. cereolinum, Sch. v. denudatimi, Flk. v. pileatum , Whl. pileatum , Ach. pileatum, Nehb. quisquiliare, Hof. Soleirolii, Duftomentosum, v. alpinum, T h . F r . 201 207 197 198 137 206 196 223 205 200 197 204 200 199 206 223 203 202 v. incrusta tu ni, Schoer. 196 vesuvianum, Pers. 1 9 8 STICTA. auruta, Ach. 319 citrina, Pers. 308 crocata , Ach. 308 dammconiis, Ach. 3 0 8 Dufourii, Del. 312 elegans , Deak. 312 limbriata, Tayl. 312 fuliginosa , Ach. 310 Garovaglii, Schoer. 3 1 6 glomulifera, Del. 3 2 0 'herbácea, Del. 321 intricata, Del. 307 loetivirens , Mass. 3 2 1 limbata , Ach. 309 Linita, Ach. 315 macrophvlla, Schoer. 318 pulmonacea, Ach. 3 1 3 v. crispa , Roum. 3 1 4 scrobiculata, Ach. 3 1 7 sylratica , Ach. 311 v. Dufourii , Nyl. 3 1 2 Thouarsii, Del. 307 STICTIS. chrysophoea, Pers. 6 5 3 paluda, Pers. 657 STIGMATIDIUM. crassum, Dub. 923 Ilutchinshv , Nyl. 9 2 4 leucinum , Nyl. 926 obscurum , Spr. 923 venosum , Nyl. 925 STIGMATOMMA. cataleplum, Korb. 9 9 6 STIGONEMA. atrovirens , Ay. pannosum , Kutz. 4 77 SYCHNOGONIA. Bayrhofferi.Korb. 108(5SYNALYSSA. Acharii, Trev. confería , Born. glomerulosa, Nyl. liehenophila, DR. meladermia, Nyl. micrococea, Born. picina , Nyl. phyllisca, F r . symphorea, Nyl. 8 9 10 8 13 11 12 79 8 SYNECHOBLASTUS. conglomeratus, Korb. 84 S