AfSTIX, MUSCI APPALACHIAN! : SUPPLEMENT I 18 
516. Rhizo^onium spiiiifbrme. 
(LiXN. Hedw.) — Mitt, in the Jour, of the Linn. Soc. XII. ji. ;(2H. 
H.\B. On tussocks, etc. iu the Gulf States; common. 
517. Aula coimi ion tur2:idum. 
AV.vHi.ENB. — HinoL. Elroc. t. 4IM. 
Hab. Alpine regions of the AVhite ilountalns: sterile. 
518. Meesia tricliotles. 
(Lixx.) Spruce. — M. ulig'iliDsa. IIediv. — Brvol. Europ. t. .■!(!.*>. 
Hab. Near Albany, New York, Perl- ; also British Columbia, 
Macoun. 
519. Meesia loiigiseta. 
1Iet)w. — Brvol. Europ. t. W.K 
Hab. Near Alban\-, New York, Peck; also British Columbia, 
Macoun; rare. 
520. Paludella squarrosa. 
(Li.vx.) Ehrh. — Brtol. Europ. t. "ML'. 
Hab. Swamp near Jordansville, New York, Peck; also British 
Columbia, Mnroun. 
521. Polytrielium alpiniim. 
Li.vN.— Bryoi,. Europ. t. 41S: sub Pogonato, Bkid. 
Hab. Throughout British Amer. and southward in the mountains 
522. Polytrielmui uriiigenim. 
Lixx. — Bryol. Europ. t. 417; sub Pogouato. 
H.\b. Region of the White Mountains; verj' common. 
523. Polytrielmm oapillare. 
MicHX. — Sui.Liv. Icon. p. 79, t. 49: sub Pog^onatu. 
Hab. Alpine region of the White Mountains; scarce. 
524. Foiitinalis (listiclia? 
H. * w. — ScLLiv. Icon. p. lo:;. t. r,?,. 
Hab. Rocky rivul9ts, Mts. of New Jersey and Pennsylv.mia. 
