i8 
Sub Genus XVII. CAMPYLIUM. 
818. hispidulum, Brid. 
819. chrysophyllum, Brid. 
var. tenellum, Lesq. and 
James. 
820. stellatum, Schreb. 
var. protensum, Bruch and 
Schimp. 
821. polygamum, Wils. 
Sub Genus XVIII. HARPIDIUM. 
822. aduncum. Hedw. 
var. intermedium, Lesq. 
. and James, 
var. Kneiffii, Schimp. 
var. polycarpum, Bruch 
and Schimp. 
var. gracilescens, Bruch 
and Schimp. 
var. tenue, Bruch and 
Schimp. 
var. hamatum, Lesq. and 
James. 
823. Sendtneri, Schimp. 
var. Wilsoni, Schimp. ' 
824. uncinatum, Hedw. 
var. abbreviatum, Bruch 
and Schimp. 
var. plumosum, Schimp. 
var. plumulosum, Bruch 
and Schimp. 
var. gracilescens, Bruch 
and Schimp. 
var. subjulaceum, Bruch 
and Schimp. 
var. fragile, Lesq. and 
James. 
82.5. fluitans, Linn. 
var. submersum, Schimp. 
var. falcatum, Bruch and 
Schimp. 
var. Jamesii, Lesq. and 
James. 
826. exannulatum, Guembel. 
827. revolvens, Swartz. 
var. intermedium, Lesq. 
and James. 
828. vernicosum, Lindb. 
829. lycopodioides, Schwaegr. 
830. Watsoni, Lesq. and James. 
Sub Genus XIX. CRATONEURUM. 
831. filicinum. Liven. 
var. trichodes, Linn, 
var. gracilescens, Brid. 
var. elatum, Schimp. 
var. Floridanum, Renauld. 
832. commutatum, Hedw. 
var. falcatum, Muell. 
Sub Genus XXl. RHYTIDIUM. 
833. rugosum, Linn. 
834. robustum. Hook. 
Sub Genus XXI. CTENIUM. 
835. crista — castrensis, Linn. 
Sub Genus XXII. CTENIDIUM. 
836. molluscum, Hedw. 
var. condensatum, Schimp. 
var. erectum, Schimp. 
Sub Genus XXIII. HYPNUM, 
proper. 
837. reptile, Michx. 
var. protuberans, Lesq. and 
James. 
838. fertile, Sendt. 
839. hamulosum, Bruch and 
Schimp. 
840. depressulum, Muell. 
841. circinale. Hook. 
842. Sequoieti, Muell. 
843. callichroum, Brid. 
844. imponens, Hedw. 
845. subimponens, Lesq. 
846. plicatile, Lesq. and James. 
847. cupressiforme, Linn. 
var. tectorum, Brid. 
var. brevisetum, Bruch 
and Schimp, 
var. uncinatulum, Bruch 
and Schimp. 
var. filiform e, Brid. 
var. mamillatum, Bridj 
ericetorum, Bruch and 
Schimp. 
var. elatum, Bruch and 
Schimp. 
var. longirostre, Bruch and 
Schimp. 
848. 
curvifolium, Hedw. 
849. 
complexum, Lesq- and 
James. 
850. 
pratense, Koch. 
851. 
Bambergeri, Schimp. 
852. 
Haldanianum, Grev. 
853. 
nemorosum, Koch. 
Sub Genus XXIV. LIMNOBIUM. 
854. 
palustre, Huds. 
var. hamulosum, Lesq. and 
James. 
855. 
molle, Dicks. 
