HYPNOIDEAE. = HyPNum. 419 
robustus, ramis patentibus turgidis brevibus apice curva- 
tis remote pinnatus; folia caulina laxe appressa, secunda, 
latissime ovato-oblonga obtuse acuta caviuscula integer- 
rima, margine erecto, hic illic involutaceo, enervia, cel- 
lulis angustissimis densissimis viridibus basi chlorophyl- 
losis, alaribus ad basin infimam totam majusculis laxis 
tenerrimis pellucidis; perich. erecto- appressa, late lan- 
ceolato -acuminata, valde plicata, basi laxius reticulata ; 
theca in ped. elongato rufescente crasso arcuato - cylin- 
dracea turgida subhorizontalis aurantiaca , exannulata, 
operc. conico; perist. d. ext. robusti, int. teneri albidi 
hiantes subangusti, ciliis 2 — 3 nodosis. 
H. Stereodon scorpioides Brid. ll. p. 637. — H. squarrosum 
Timm. Prodr. Fl, Megap. p. 827. — H. crassum Schum. PI. Sael. 
Ti. p. 84. — H. fuscum Schleich. Cent, IV. n. 24, — H. scorpioi- 
des, palustre, magnum, lycopodii instar sparsum. Dill. Musc. p. 
290. t. 37. f. 25. 
Patria. In locis profunde turfosis per totam fere Eu- 
ropam, e planitie in alpes ascendens, usque ad Lappo- 
. niam et in America septentrionali, — estate, sed ra- 
rius fructificans. 
Notis laudatis propria species. 
b. Folia uninervia. 
€. Nervi excurrentes, 
354. H. filicinum L. (Sp. Pl. p. 1590); dioicum! 
cespites lati procumbentes rigidi virescentes v. aurescen- 
tes; caulis decumbens longus valde ramosus rigidus, fo- 
liolis veris brevibus lanceolatis paucissimis, saepius to- 
mento obtectus, ramis tenerrimis simplicissimis brevibus 
densis v. robustioribus plus minus iterum pinnatim ramu- 
losis rigidis «pice distincte uncinatis 1—2 pinnatim par- 
titus; folia caulina distincte homomalla, plus minus la- 
xiuscule imbricata, e basi dilatata, alis magnis maxime 
ventricose impressis, luxe majuscule pellucide reticulatis 
praedità late hastato- acuminata, falcata, margine erecto 
ubique denticulato, nervo crasso flavo v. rufescente in 
euspidem exeunte, cellulis firmioribus brevibus pachyder- 
2? * 
