EXPLANATION OF THE PLATES. 119 
membranous rudiment of the inner peristome and a portion of the annuius, of A. 
obtusifolius, Br. § Sch. 
» OMALIA. — Plant, sais with os part of the peristome (one tooth, two cilia, one 
ciliola, and a portion of the us), and calyptra, of O. Wrightii, Sulliv. 
-HYPNUM. — Plant, Cc ae pha naperrrhinge teas ee! 
um, and two wpe with a portion of the annulus), and a calyptra, of 
Hoffm.: after Schim 
Genera of Hepatice. 
Tas. VI. 
ities); spores en doclosod in @ mother-sell a ecuraniaiedacdal 
tra with ita style, of R. ome eee seagivnre 
ti d th } lla. toceth- 
» WB 
RICCIA. — —— v 
ig . 
er with spores and elaters ; two spores and two claters, of A. levi 
 NOTOTHYLAS. — Plants; vertical section of the frond through the involucre, showing th: 
capsule ; apex of the capsule protruding — es end a the involucre ; lower half @ 
ee ae showing ist colame lla; upp a ge! an antheridium ; 
- | 
(4 in each), of N. valvata, Sulliv. 
REBOULIA. eats tacle viewed irons above 5 ie same from below ; capsule 
dehiscing with remains we the calyptra at its base ; vertical section of the male disk, 
showing the imbedded antheridia; an cual portion of the same; and 
of R. hemispherica, Raddi: after Bischoff. 
ee rine: a cluster of 5 involucres ; an involucre nore a beni al a 
capsule fill th spores ; and three of S. Michelii, Bellardi: 
# DUMORTIERA. — Plants (portions of), male and female ; cera three 
involucres, each with a capsule ; capsule partly covered by the calyptra ; vertical seo- 
tion of the male disk, showing the imbed ded antheridia; an elater, portion of the 
res, ta, Ne 
same ; an 
# PHAGIOCIIASMA. — Plants; triangular fertile receptacle with its three large involucres 
seen — above ; same viewed egmaeiegal ; anvoturee oe mas ine mihi — 
Y 
hein 5, $¢, hi later ; 3, 
’ > ’ 
two spores, of z —- 
FEGATELLA. — Plants (portions of), male and female; a vertical section of the fertile recep- 
le, showing two Sak each with pemacl capsule with its calyptra ruptured 
+ the apex ; section of disk s' the ; 
tion of an elater ; and two spores of F. conica, : afte 
ants (portions of), male and female ; a vertical section of the fertile recep- 
; SS eee two elaters; portion of an elater ; two spores; 
LP EE of part of the male disk, showing the imbedded antheridia, of P. 
commutata, Nees: Sica, wading 
MARCHANTIA. Te yertical section of the fertile recep- 
tacle ; perianth, calyptra, and capsule ; an elater ; portion of the same; five spores; @ 
of a part of the male dis, showing the imbedded antheridia, of M. 
Bischoff, partly. 
FIMBRIARIA. — Plants; a fertile receptacle ; vertical vertical section of the same; & capsule de- 
hiscing ; two elaters ; sabres 5 Nees. 
y eae 
eae PSS Ne eGR NP Ta 
»® STEETSIA +-Pleat; portion of the frond, i ? alyptra 5 
m " 1 r= .? re 
