104 ADDITIONS AND CORRECTIONS. 
heathing portion composed of large oblong hyaline cellules, which else- 
, sub 
t, spin on its upper surface, often (the lamina being reduced or 
nearly obsolete) bearing on its apex e@ roundish cluster of numerous 
oval-oblong 6 -7-articulated ies. —San Marcos, Texas, 
only known: it may be a Calymperes 
Page 36. 
8°. Schistidium Ag —, Sulliv. & Lesqx. (Muse. Bor.-Amer 
No. 137.) NearS. confertum ; Laie sae by its blackish, shining, denser 
tufts; narrower, longer, and ‘ngulate leaves, with an obtuse ae apex ; 
and an ‘gry exserted ‘pericheth. Wet b rocks, northern shore of Lake 
Superior, Agassiz 
Page 54. 
-descorameun: a. (n. sp.) Diwcious? stems 6’-10 long, 
divided fi the base into pinnately ramulose divisi sions ; lore 
ong Vv 
serrated at the apex, auriculate and narrow wly decurrent at the base, the areola 
‘cacti — (their length bic saalbies Himes their width), acute at each end, 
hos: 
those n y rhombic, those of the auriculz 
large, obong, Dosernina nab peri chaelie’ on various parts of the ec 
perichzetial es, capsule, peristome, and calyptra as in F, biformis, Sulliv 
Tn rivulets, Maschtets Died James : Rhode Island, ons Connectic aks 
D. 0. Euton. Stems reddish. Foliage clear shining green 
Our specimens are sterile, except those received from Mr. James since the 
ie pages were printed. F. Nove-An nglie is a rather large species, 
quite distinct from any before described, excepting F. biformis, the vernal state 
of which it bt closely resembles, and to which some sterile specimens col- 
near N. innectiou: 
Haven, Co: “ by Mr, Eaton, were erroneously referred 
on page 54, two species differ from each other as follows: In numerous 
specimens of F, Nove-Anglix (those from Mr. James collected in August), 
aaa n, with leaves 
_ (in the vernal state) one half eae their subflexnous areole have a ‘Jength only 
— or thrice their width, and, being very obtuse at each en d, are suggestive 
name sphagnifolium, given to one of the forms of - species by Muller. 
r ¥. Nove-angie appears to be a more prolific species; some of the specimens 
stages of seve, fro om. the eth flower-buds, 
ted styles of their t and lodged in the 
of n n the upper portion of the plant, to the mature capsules 
Of the present and the decayed ones of the preceding season. In the other 
i es are very rare, and found only near the base of the stem: 
opercula are longer. The peristome, usually supplying good dis 
