391 
; receptaculaceo, deplanato vel lenissime concavo et antheridia 
omnia nuda et congesta gerente, 
Rh. mnioides n. sp. Lindb. 
Habit. ad aggeres umbrosos Japonize (U. 8. Explor. Exped.). 
— Specimina benigne communicata ah acutissimo amico C. 
F. Austin. 
Dioica, tota albido-pallida et hyalina, ubique arrhiza. 
Rhizoma crassum, robustum, ut in Scalia ramificatum 
erecti, stricti, erassi, intus solidi et compacti, usque cd 1,25 
cm. alti, simplices, inferne stolones nudos proferentes et 0,75 
mm. crassi, sensim clavati, superne 1,75 mm. crassi. Folia 
laxa, valde remota, distinete trifaria, acerescentia, plana, 
horizontalia vel .sepe recurvatula, vix decurrentia, rotunda, 
integerrima, h limbata; cellule omnes conformes, laxee, 
rotundee, ang , haud inerassate. Bractee (h. e. folia 
tria summa) rosaceo-congeste, subsemirotunde, quam folia 
majores.  Receptaculum (apex rami) planum vel kenseorend 
concavum, antheridia et folia s. d. primordialia numerosissima 
gerens. Antheridia 20—30, magna, cinnamomeo-pallida, ova- 
lia, a pluribus stratis cellularum brevissime stipitata. 
Curiosissima stirps, que plantam masculam Mnu pun- 
Ctati in memoriam bene refert. 
I. Sphagnum Austini Sull. 
Cellulze foliorum rameorum hyalinge ad parietes, cum eisdem 
cellularum chlorophylliferarum connatos, intus transversim 
dense et alte cristatee, cristis plus minusve parallelis, ineequilon- 
gis, nonnullis rarissime pavllum confluentibus. — Tab. I, fig. 10. 
Sphagnum Austin SN Icon. ägg ERP ined., et in NäsE Musc. 
appal. 4 TIS ndb. in Act. soc. sc. fenn. X, p. 
90; in rdr (1872), et in ve Not. 1873, p. 45. Braithw. 
n Monthl. Microse. Journ. Maji 1873, p. 215, n. 7, et in Cook. 
Grnitien, II, :p, 61.(1873); 
Delin. 
Monthl. Microsc. Journ. 1873, tab. 17. Sull Icon. musc., I suppl. 
(nondum publ.). 
sice. 
Aust. Musc. appal. I, n. 2. 
