No. 5. 
DESCRIPTION OF THE MOSSES AND LIVERWORTS. 
BY W. S. SULLIVANT. 
MUSCI. 
WEISSIEjE. 
Gymnostomum calcareum, Nees & Hornsch. ; Bryoi. Europ. Gymnost. monogr., p. 6, t. 3 and 4 : 
var. perpusilla, foliis erectis ovato-lanceolatis margine crenulatis, capsula pyriforrui-ovali. On 
clayey soil, near San Francisco. 
G. curvirostrum, Hedw.; Bryoi. Europ. Gymnost. monogr., p. 8, t. 7 and 8. Wet rocks, 
Leroux’s springs, base of San Francisco mountain, Mogollan range. 
Weissia viridula, Brid.; Bryoi. Europ. Weis, monogr., p. 5, t. 2 and 3. Various places on 
the ground. 
W. cirriiata, Hedio.; Bryoi. Europ. Weis, monogr., p. 9, t. 6. On the prostrate trunk of a 
Wellingtonia £C mammoth tree grove.” 
DICRANEiE. 
Oeratodon purpureus, Brid.; Bryoi. Europ. Cerat. monogr., p. 5, l. 1 *, var. xanthopus. 
Near San Francisco ; appears to differ from the normal form in nothing but the pale yellow 
pedicels. 
A large Campylopus (?) was found growing with Weissia cirrhata, but not in a fit state for 
determination. 
FESSIDENTE.E. 
Fessidens limbatus, (sp. nov.) : monoicus pusillus acrocarpus; foliis 8-10 jugis oblongis 
hyalino-marginatis apice excepto, lamina apiciali duplicaturam interne latisime marginatam vix 
asquante; capsula sub ovali ineequali cernua ; perist. dentibus maxime introflexis. Near San 
Francisco ; about the size of F. bryoides, from which it is distinguished by its cernuous capsule, 
the deep insertion of its peristomial teeth, and the denser areolation of its leaves, remarkable 
for the broad margin of their complicate portion. (Plate I.) 
TRICHOSTOMEHD. 
Triciiostomum tophaceum, Brid.; Bryoi. Europ. Trichost. monogr., p. 9, t. 6. Cajon Pass, 
Sierra Nevada ; also, near San Francisco. 
T. elexipes, Bryoi. Europ. Trichost. monogr., p. 6, t. 2. Near San Francisco. 
T. corniculatum, Schwcegr. Suppl. 2, 1, p. 75, t. 118. With the last. 
Barbula membrakifolia, Schultz; Bryoi. Europ. Barb, monogr., p. 17, t. 3. Dry ravines on 
Williams’ fork of the Great Colorado, near the mouth of Santa Maria Creek. 
24 r 
