738 EXPLANATION OF THE PLATES. 



TREMATODON. Plant, capsule with operculum and apophysis, two teeth of the perlstooM, 



and calyptra of T. longicolli*, Michx. 



TAB. XVI. 



LEUCOBR YUM. Plant, capaule with operculum, capsule dry, two 2-parted teeth of th 

 peristome, and calyptra of L. vulgare, Hampc : after Schimper. 



DICRANUM. Plant, capsule and operculum, two 2-parted teeth of the peristome, and 

 calyptra of D. scoparium, Hedw. : after Schimper. 



DESMATODON. Plant, capsule, mouth of the same with peristome, two 2-parted teeth of 



the peristome with a portion of the aunulus, operculum, and calyptra of D. plinthobius, 

 Sulliv. If Lesqx. 



DIDYMODON. Plant, capsule, two teeth of the peristome with a portion of its annulus, 

 operculum, and calyptra' of D. rubellus, Bryol. Europ. : after Schimper. 



EUSTICHIDM. Plants, one enlarged, male flower, an antheridium, fertile flower, and sec- 



tion of the leaf of E. Norvegicum, Bryol. Europ. 



DISTICHIUM. Plant, portion of stem and leaves enlarged, capsule with operculum, two 

 teeth of the peristome with a portion of the annulus, and calyptra of D. capillaceum, 

 Bryol. Europ.: after Schimpsr. 



POTTIA. Plants, capsule with operculum and calyptra, and capsule with operculum at- 

 tached by the columella only, of P. truucata, Bryol. Europ. : after Schimper. 



SYRRHOPODON. Plant, capsule with operculum and calyptra, three teeth of the peri- 



etome, and operculum of S. Floridanus, Sulliv. 



SCHLOTIIE iMI A. Plant, capsule with operculum, same covered by the calyptra, portion 



of the peristome (one tooth and two cilia), and the lower part of the calyptra of S. 

 Sullivantii, C. Mull. 



ENCALYPTA. Plant, capsule with operculum, same covered by .calyptra, capsule dry, and 

 three teeth of the peristome with a portion of the annulus, of E. rhabdocarpa, 

 Schwcegr. : after Schimper. 



TETRAPHIS Plant, capsule with operculum and calyptra, the entire peristome, and 

 operculum of T. pellucida, Hedw. : after Schimper. 



PTYCHOMITRIUM. Plant, capsule with peristomo and a portion of the annulus, two 



teth of the peristome, operculum, and calyptra of P incurvuiu, Schwatgr. 



DRUMMONDIA. Plant, capsule with operculum and calyptra, two teeth of the peristome, 



operculum, calyptra, and three spores of D. clavellata, Hook. 



ZYGODON. Plant, capsule with operculum, capsule without operculum and dry, and 

 calyptra of Z Lapponicus, Bryol. Europ. : after Schimper. 



MACROMITR1UM. Plant, capsule, mouth of the same with the annular peristome, and 



calyptra of M. Dregei 

 SCH1STIDIUM. Plant, capsule with operculum and calyptra, two teeth of the peristome, 



operculum with columella, and calyptra of S. apocarpum, Bryol. Europ. : after 



Schimper. 

 RACOMITRIUM. Plant, capsule with operculum and calyptra, one tooth of the peristome 



2-parted to the base and with a portion of the annulus, and operculum of R. aciculare, 



Brid. : after Schimper. 



HEDWIGIA. Plant, capsule with operculum, same without operculum and dry, and calyp- 

 tra of H. ciliata : after Schimper. 

 ORTHOTRICHUM. Plant, capsule with operculum and calyptra, capsule dry, portion of 



the peristome (2 pairs of teeth and 3 cilia), operculum, and calyptra of Hutchin- 



site, Hook. $ Tayl. : after Schimper. 

 GRDOIIA. Plant, capsule with operculum and calyptra, two teeth of the peristome with 



a portion of the annului, of G Isucophsea, Grev. : after Schimper. 



