Funaria 21, 22, 35 



" americana. 35 



" flavicans 36 



" hygrometrica. . . 5, 36, 39, 89 



" " var. patula. ...... 89 



Geocalyx. 24 



" graveolens 27, 39 



Georgia 21, 22 



" geniculata 40 



" pellucida 40 



Gongronia strumifera 9 



Grimaldia fragrans 35 



" rupestris 27 



Grimmiaceae 3, 8 



Grimmia 20, 21, 22, 88 



apocarpa 3, 39, 92 



" " var. alpicola — 92 



" " " rivularis. ... 3 



" " " californica. . 3 



" " " calyptrata. . 3 



" " " commutata. 3 



" " " conferta. ... 43 



" " " Doniana 3 



" " " gracilis 39 



" montana 3 



" Olneyi 50 



" ovata 3 



" retracta 26 



" trichophylla 3 



" " var. Lisae 79 



Gymnostomum calcareum 39 



" pusillum 39 



" rupestre 40 



Gymno-ischryodon (Sect, of Fab- 



ronia) 79 



Gyroweisia pusilla 39 



Harpanthus scutatus 29, 39 



Hassea 32 



Hedwigia 23 



" albicans 3, 39 



" ciliata 39, 50 



Helodium 22, 23 



Heterocladium squarrosulum 44 



Heterophyllon Haldanianum 46 



Homalia 23 



" Jamesii 40 



" Macounii. 47 



Homaliodendron Fleischeri 95 



Homalothecium 48 



Hoppia Despreuxii 96 



" Hassei 96 



Hygroamblystegium filicin^m 45 



Hygrobiella laxifolia 40 



Hygrohypnum alpestre 45 



" dilatatum 8, 45 



" eugyrium 26, 40 



molle 8 



" ochraceum 8, 40 



palustre 8, 45 



" Smithii 45 



Hylocomium 22, 23 



'* brevirostre 40 



" calvescens 47 



" loreus 40 



" splendens 45 



Hylocomium squarrosus 40 



" triquetrum 45 



" umbratum 27, 40, 82 



Hymenophyllum Wilsoni 26 



" tunbridgense 26 



Hymenostylium curvirostre 43 



Hyocomium flagellare 26 



Hypnaceae 6 



Hypnum 22, 23 



" arcticum 45 



" callichroum 46 



" canadensis 46 



" cordifolium 40 



" chrysophyllum 45 



" crista-castrensis 2, 46 



" cupressiformis 46 



" curvifolium 40 



" cuspidatum 40 



" eugyrium 40 



" exannulatum 45 



" fastigiatus 47 



" fertilis 40 



" filicinum 45 



" fluitans 45 



" Haldanianum 46 



" hamulosum 8 



" hispidulum 45 



" imponens 2, 40 



" liliputianum 10 



" molluscoides 40 



" Moseri 40 



" ochraceum 40 



" pallescens 8 



" palustre... 92 



" " var. subsphae- 



" " rocarpon 90, 92, 93 



" " " dolichoneuron. 92, 93 



Patientiae 8, 72 



" plicatile 8 



" pratense 8 



" pseudolycopodioides 40 



" reptilis 46 



" revolutum 2, 8 



" " var. pygmaeum.. . 8 



" riparium var elongatum.. . 91 



" " " splendens. . . 91 



" Schreberi 46 



** Sendtneri 40 



" sinuolatum ; . . . . 40 



" stramineum 40 



" subsphaericarpon 92 



" uncinatum 45 



" Waghornei 40 



Ishibaea . 48 



Isopterygium 23 



" deplanatum 47 



" elegans 46 



" Muellerianum 46 



" pulchellum 46 



" turfaceum 46 



Isothecium myosuroides 26 



" " var. rivulare 26 



Jamesoniella autumnalis.. . 27, 39, 86 



" heterostipa II 



Jubula pennsylvanica 69 



