544 STEGOCARPI. ACROCARPI. PHYSCOMITRIUM. 
A. Theca exserta. 
1. Ph. acuminatum Br. et Sch. 1. p. 114. 
Patria. ln Pyrenaeis supra viculum. Bages vallis 
d'Ossau in muro e limo constructo rarissime legit Spruce 
in zona montosa superiore. 
3. Ph. Thieleanum Hmp. I. p. 116. 
Patria. Brasilia, Sta. Catharina, ad flum. Itájahi in 
agris cultis coloniae Germanicae, m. Aug. et Sept. 1846: 
Pabst. 
3b. Ph. subsphaericum Schimp. (in litteris!); caulis 
perbrevis; folia patula flexuosa, oblongo - ovata, superiora 
interdum late lanceolata acuminata, deplanato- concava, 
margine dense et argute dentata, nervo sub apice eva- 
nido, cellulis minoribus; theca in ped. trilineari erecta, 
deopereulata hemisphaerica, nec pyriformis, - opere. de- 
planato - convexo, oblique rostellato, calyptra margine la- 
cera. T- 
Patria. Mexico, Pico de Orizaba, alt. 11,000 cum 
Fissidente commixtum: Liebmann. 
A Ph. Thieleano proximo caracteribus laudatis ex 
auctore differt. Theca Ph. sphaerici. 
B. Theca immersa. 
a. Folia enervia. 
5. Ph. repens C. Müll; monoicum; caulis. longe. re- 
pens mollis albidus carnosus valde radiculosus, ramis re- 
motissimis brevissimis dense foliosis erectis fructificanti- 
bus clavatis, in ramulos duos divisis; ramulus unus fe- 
mineus, alter masculus; perichaetium parvulum ramulum 
femineum totum sistens, folis latissime ovata cochleari- 
formi - concava , obtusa, in acumen plus minus longum 
flexuosum producta, enervia, margine erecto v. parum 
involuto, integerrimo, cellulis laxissimis, basi parenchy- 
maticis elongatis, superne prosenchymaticis , pellucidis, 
inanibus; perigonialia minora apiculata; theca breviter pe- 
dunculata globosa maxime macrostoma, operc. cupulato 
b^" 
d 
