28 LESQUEREUX — CATALOGUE 
FONTINALACEZS. 
FONTINALIS, Dill. 
190. F. antipyretica, Linn. j 
Hab. Swamps, in stagnant water and Coast Ranges in rivulets, bol. big., 
Alpine Lake, near Silver Mts., Brew. 
191. F.Mercediana, spec. nov. F. antipyretica habitu similis, differt : caule graciliori, 
distycho, raro trigono folioso ; foliis acutius carinatis, plicatis, haud vel vix 
decurrentibus ; areolis foliorum superne angustioribus, vacuis ; alaribus bre- 
vioribus inflatis, paucis ; peristomil interni, reti clathrato imperfecto ; externi 
dentibus brevioribus, articulis distantibus, 18 to 20; operculo duplo breviori, 
capsulee colore pallida. 
Hab. on rocks, Merced river, Bol. 
This species has the facies, color and peristome of F’. dalecarliea, Brch. and 
Schp., differing essentially from it by the entire (not lacunose) teeth, the longer capsules, 
the flattened branches, ete. 
DICHELYMA, Myr. 
192. D. uncinatum, Mitt. 
Hab. Fort Colville, Lyadl. 
193. D. Swarzii, Lndb. 
Hab. upland swamps between King’s and Kaweah rivers, Brew.; swamps near 
Mendocino city, and pools at the foot of Mt. Dana, Bol.; no fruit found. 
This moss agrees in every point with Schimper’s description of the species, and 
g, with 
long, scarcely branching stems, and appressed, nearly straight leaves. It grows in 
prairie swamps, which are dry in summer. The other, black or brown colored, with 
stems much divided in horizontal short branches and faleate-uncinate leaves. 
presents two forms far different in appearance. One, pale green colored, shinin 
NECKERACEZE. 
NECKERA. Hedw. 
194. WN. Menziesii, Hook. 
Hab. on rocks, in deep shaded gulehes, Bol.; base of trees, near Crescent 
City, Brew ; Fort Colville, Lyall. 
From the Russian valley, Mr. Bolander has sent remarkable specimens, with 
leaves and branches covered with capillary filaments resembling tufts of conferve, or 
of Hypnum confervoides. These filaments are generally simple, emerging from the 
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