dealbatula Nyl. (Lecidea) ii. 02
dealbatus Ach. (Lichen) 500
debile E. Bot. t. 2462 (Calicium) 95
debile Gray (Strongylium) 95
decincta Nyl. (Lecanora) 480
decipiens Nyl. (Lecanora) 359
decipiens Ach. (Lecidea) ii. 15
decipiens S. F. Gray (Lepidoma) ii. 15
decipiens Ehrh. (Lichen) ii. 15
decipiens Arn. (Physcia) 360
decipiens Leight. (Placodium) 360
decipiens Hook. (Psora) ii. 16
declinans Nyl. (Lecidea) ii. 75
declinascens Nyl. (Lecidea), ii. 353
decolorans Floerke (Lecidea) ii. 25
decolorans Hofim. (Veri'ucaria) ii. 25
deducta A. L. Sm. (Bilimbia) ii. 148
deducta Nyl. (Lecidea) ii. 149
deformis Hook. (Cenomyce) 165
deformis Hofim. (Cladonia) 165
deformis Huds. (Lichen) 154, 166
deformis Linn. (Lichen) 165
deformis Sm. (Scyphophorus) 165
degenerans Floerke (Capitularia) 146
degenerans Floerke (Cladonia) 146
degenerascens Nyl. (Verrucaria) ii.
281
delicata Floerke (Cladonia) 160
delicatula Nyl. (Pannularia) 345
delicatula Fr. (Arctomia) 345
delicatula Nyl. (Pannaria) 345
deUcatiim Gray (Helopodium) 160
delicatus Ehrh. (Lichen) 160
delimis A. L. Sm. (Lecanactis) ii. 204
delimis Nyl. (Lecidea) ii. 204
Delisei Gromb. (Cetraria) 217
Delisei Leight. (Parmelia) 253
Delisei Nyl. (Parmelia) 253
Delisei Bory (Stereocaulon) 117
deludens A. L. Sm. (Buellia) ii. 182
deludens Nyl. (Lecidea) ii. 182
delutula A. L. Sm. (Biatorina) ii. 115
delutula Nyl. (Lecidea) ii. 115
deminuta Arn. (Polyblastia) ii. 302
deminuta Cromb. (Verrucaria) ii. 302
demissa Th. Eries (Lecidea) ii. 29
demissus Rutstr. (Lichen) ii. 29
DENDRISCOCAULON Nyl. 77
dendriscum Nyl. (Leptogium) 36
dendrisoum Nyl. (Leptogidium) 36
dendritica A. L. Sm. (Arthonia) ii.
213
dendritica Ach. (Graphis) ii. 253
dendritica Ach. (Opegrapha) ii. 253
dendritica Muell. (Phæographis) ii.
253
dendritica JíoHm. (Verrucaria) ii. 85
dendriticum'Leigh.t. (Hymcnod.) ii. 253
dendriticum Leight. (Stigmat.) ii. 213
dcndriticus Dicks. (Lichen) ii. 85
dendrographa Nyl. (Lithographa)
ii. 222
denigrata Pr. (Biatora) ii. 122
denigrata S. F. Gray (Hyster.) ii. 232
denigrata Nyl. (Lecidea) ii. 122
denigrata Sm. (Opegrapha) ii. 231
denigratus Ach, (Lichen) ii. 232
denudatum Floerke (Stereoc.) 120
deparcula Nyl. (Lecidea) ii. 62
depressa Nyl. (Lecanora) 471
dermatinum Borr. (Collema) 42, 43
dermatinum Leight. (Leptogium) 43
DERMATOCARPON Eschw. ii. 267
dermatodes Borr. (Verrucaria) ii. 341
desistens A. L, Sm. (Arthopyrenia)
ii. 329
desistens Nyl. (Verrucaria) ii. 329
destricta Nyl. (Cladina) 180
deusta E. Bot. t. 2483 (Gyrop>h.) 333
deustus Huds. (Lichen) 325
devergescensiSyl. (Verrucaria) ii. 282
devulgata Nyl. (Opegrapha) ii. 241
diacapsis Sm. (Lichen) ii. 85
diamartus Wahl. (Lichen) 468
diaphora S. E. Gray (Alyxoria) ii. 239
diaphora Ach. (Opegrapha) ii. 289
diaphorus Ach. (Lichen) ii. 239
diatrypa Hook. (Parmelia) 262
diati'ypa Gray (Physcia) 262
diatrypus Sm. (Lichen) 262
Dioksouii Nyl. (Lecanora) 476
Dicksonii Aoh. (Lichen) 476
diducens Nyl. (Lecidea) ii. 79
didyma Koerb. (Arthonia) ii. 207
didymospora Stirton (Lecidea) ii. 106
difiormis Wainio (Biatorella) ii. 109
difformis Nyl. (Lecidea) ii. 109
difformis Er. (Peziza) ii. 109
diffracta Turn. (Oraphis) ii. 251
diffractum Nyl. (Collema) 80
diffractum Kremp. (Leptogium) 68
diffractus Ach. (Lichen) 354
diffundens Nyl. (Collemopsis) 80
diffundens Nyl. (Pyrenopsis) 80
diffusa Leight. (Melanotheca) ii. 348
diffusa Gray (Parmelia) 222
diffusa Mudd (Parmelia) 263
diffusum Nyl. (Platysma) 222
diffustis Web. (Lichen) 222
digitata Hook. (Cenomyce) 170
digitata Hoffm. (Cladonia) 166
digitata Gray (Scyphophora) 166
digitatum cinereum, etc. Dill. (Lichenoides)
287, 290
digitatum laete-virens, etc. Dill.
(Lichenoides) 278
digitatum rufescens, etc. Dill. (Lichenoides)
289
digitatus Lightf. (Lichen) 170
digitatus Linn. (Lichen) 166
digitatus Sm. (Scyphophorus) 170
Dilleniana Koerb. (Lecanactis) ii. 203
Dilleniana Ach. (Lecidea) ii. 203
Dillenianus Aoh. (Lichen) ii. 203
Dillenii With. (Lichen) 325
diluta Th. Fr. (Biatorina) ii. 113
diluta Leight. (Lecidea) ii. 114
diluta Pers. (Peziza) ii. 113
dilutiuscula Nyl. (Lecidea) ii. 98
dimera Nyl. (Lecanora) 449
diplasiospora A. Zahlbr. (Melaspilea)
ii. 227
diplasiospora Nyl. (Opegrapha) ii.
227
diplinthia Nyl. (Lecanora) 401
diploellum Nyl. (Galicium) 96
DIPLOICIA Massal. ii. 165
DIPLOTOMMA Plot. ii. 187
DIRINA Fr. 490
disciformis Mudd (Buellia) ii. 176
disciformis Nyl. (Lecidea) ii. 176
discolor Koerb. (BueUia) ii. 168
discolor Hepp (Lecidea) ii. 168
discolorella Leight. (Lecanora) ii. 57
discolorella Nyl. (Lecidea) ii. 57
discreta Leight. (Lecanora) 485
discreta Nyl. (Lecanora) 485
discreta Nyl. (Parmelia) 256
dispansa Nyl. (Lecidea) ii. 100
disparata S. F. Gray (Hysterina)
ii. 230
dispersa Nyl. (Arthonia) ii. 212
dispersa Duf. (Arthonia) ii. 220
dispersa Nyl. (Lecanora) 406
dispersa Schrad. (Opegrapha) ii. 212
dispersa DC. (Opegrapha) ii. 220
dispersum Mudd (Arthothel.) ii. 220
dispora A. L. Sm. (Microthel.) ii. 331
dissecta Nyl. (Parmelia) 247
dissepta A. L. Sm. (Microth.) ii. 332
dissepta Nyl. (Verrucaria) ii. 332
dissidens Nyl. (Lecanora) 361
dissipata Nyl. (Lecanora) 405
distinctum Th. Fr. (Rhizocarpon)
ii. 196
divergens Nyl. (Alectoria) 210
divergens Ach. (Gornicularia) 210
dolichotera Leight. (Verrue.) ii. 266
dolichoteron Nyl. (Obryzum) ii. 266
dolomitica Massal. (Verruo.) ii. 294
dolomiticum Massal. (Amplioridium)
ii. 294
dolosa A. L. Sm. (Biatorina) ii. 128
dolosus Sm. (Lichen) ii. 128
dubia Hook. (Lecidea) ii. 50
dubiella A. L. Sm. (Pharcidia?)
ii. 344
dubiella Nyl. (Verrucaria) ii, 344
dubius Sm. (Lichen) ii. 51
Dufourei Nyl. (Stictina) 269
Dufourei Ach. (Lecidea) ii. 143
Dufourei Del. (Sticta) 269
Dufourii DC. (Verrucaria) ii. 291
Dufourii Borr. (Verrucaria) ii. 297
ebenea Dillw. (Conferva) ii. 3
ebeneum A. S. Sm. (Coengonium) ii. 3
ebeneus Ag. (Ghroolepus) ii. 3
ebeneus Thwaites (Cystocoleus) ii, 3
effusa Arnold (Bacidia) ii. 154
effusa Ach. (Lecanora) 441
effusa Leight. (Lecidea) ii. 154
effusa Mudd (Lecidea) ii. 34
effusus Pers. (Lichen) 441
effusus Sm. (Lichen) ii. 113, 154
egenula Th. Fr. (Bacidia) ii. 157
egenula Nyl. (Lecidea) ii. 157
Lhrhartiana FLvidA (Biatorina) ii. 117
Ehrhartiana Aoh. (Lecidea) ii. 117
Ehrhartianus Aoh. (Lichen) ii. 117
elaborata Leight. (Platygramma) ii.
260
elachistophora Nyl. (Verrucaria) ii.
296
elacista Ach. (Parmelia) ii. 23
elæina Gray. (Parmelia) 320
cloeina Sm. (Sguamaria) 321
elceina Borr. (Verrucaria) ii. 327