Lichen phaeocephalus 82 



Liochlaena 34 



" lanceolata 89 



Litophloea (subgenus) . . .2, 3, 63, 74 



Lophocolea Austini 89 



Hallii 89 



" heterophylla 89 



" Macounii 89 



Lophozia 57 



" alpestris 90 



" attenuata 12, 90 



" badensis 11 



" barbata 89 



" Baueriana 12 



" bicrenata 90 



" excisa 35. 90 



" exsecta scitula 56 



" Floerkei 12 



" heterocolpa 11, 12, 89 



" incisa 90 



" inflata 89, 90 



" Kaurini 11, 12 



longiflora. 35 



" lycopodioides 12 



" marchica 90 



" Muelleri 11, 12 



" porphyroleuca 35 



" ventricosa 35. 90 



Lunularia cruciata 90 



" vulgaris 90 



Marsupella adusta 90 



" ustulata 90 



Meteorium 27 



" flexilis 29 



Metzgeria disciformis 92 



" oligotricha n. sp 92 



" uncigera n. sp 92 



" vivipara n. sp 92 



Microlejeunea bullata 23 



" laetevirens 88 



" Ruthei 62 



Mniobryum albicans 40, 94, 96 



Mnium 38 



" affine 40 



" cinclidioides 40 



" flagellare 10 



" hornum 68 



" marginatum 96 



" medium 40 



" orthorhynchum 40 



" punctatum 40 



" rostratum 40, 67 



" serratum 40 



" silvaticum 40 



" stellare 40 



Moerckia 34 



Molendoa tenuinervis 75, 79 



Mycoporellum ellipticum 46 



" Eschweileri 46 



" Hassei sp. nov. . . . 46 



Lahmi 46 



Mylia 34 



" anomala 44 



Myurella gracilis 96 



Nardia 34 



" biformis 90 



fossombronioides 90 



geoscyphus 55 



Neckera 52 



Neckera cochlearifolia 29 



" (Pilotrichum?) floridana, 



27, 28 



" pennata 40 



" pusilla 40 



" turgescens 29 



Neesiella rupestris 90 



Nephromopsis platyphylla 86 



Nostoc 85 



Notothylas melanospora 90 



" orbicularis 90 



Octoblepharum albidum 40 



Odontolejeunea longispica n. sp. . . 91 



Odontoschisma prostratum 89 



" sphagni 89 



Oncophorus virens 40 



" Wahlenbergii 40 



Opegrapha abnormis 83 



" atra 84 



Orthotrichum Bolanderi 94 



" cylindrocarpum ... 94 



" fastigiatum 40 



" Lyellii 94 



" Porteri 96 



" Rogeri 40 



" rupestre 94 



" speciosum 67 



Oxyrrhynchium praelongum 40 



" rusciforme 40 



Pallavicinia 34 



Flotowiana 55 



hibernica 54. 55 



" . Lyellii 54. 55 



Parmelia enteromorpha 86 



" olivaria 85 



" perlata B olivaria 85 



Pedinophyllum interruptum 89 



Pellia calycina 90 



" endiviaefolia 90 



" Fabroniana 90 



" Neesiana 90 



Philonotis fontana 40 



Phragmicoma bicolor 62 



Physcomitrium acuminatum .... 40 



Pilotrichella cochlearifolia 29 



" erosa-mucronata ... 29 



" flexilis 29 



" " robusta 29 



" floridana 28 



" recurvo-mucronata . . 29 



" turgescens 29 



Pinus ponderosa 86 



Pirea cymbifolia 27 



" Ludoviciae 27 



Placodium cirrochroum 86 



" ferrugineum pollinii . . 47 



Plagiochila 62 



" asplenioides 89 



" interrupta 89 



" porelloides 89 



" Smallii n. sp 91 



" spinulosa 89 



" Sullivantii 89 



Plagiopus oederi 40 



Plagiothecium denticulatum 40 



" geophilum 69 



" laetum neomexi- 



canum 52 



" micans 96 



