386 DASYMITRIUM, NOVUM GENUS ORTHOTRICHEARUM. 
Cespites densi, intricati, inferne fusci, superne sordide brunneo- 
lutei, opaci. Caulis longe repens, densissimas radiculas fuscas emit- 
tens, sparse foliatus; rami primarii longe repentes, secundarii stricti, 
subclavati, densissime et accrescente foliati. Folia caulina e basi ovata 
abruptius elongate lanceolata, ramulina majora et longiora, e basi 
paullo latiore sensim elongato-lanceolata, omnia oblique affixa, erecto-pa- 
tentia, incurva, apice hamata profundeque cucullata, sicca crispata, apice 
obtusissima, margine plano vel unius lateris inferne revoluto, subplana, 
basi duabus plicis profundis ; nervo rufo, crasso, in ipso apice dissoluto, 
profunde carinato, dorso valde prominente; cellulis omnibus incras- 
satis, basilaribus quadrato-rectangulis, hyalinis, inanibus, subleevibus, 
superioribus minoribus, rotundatis, parce chlorophylliferis, pagina utra- 
que densissime papillosis. Bractee perichetii exteriores foliis simil- 
lime, interiores strictz, adpresse, subvaginantes, ovato-lanceolate, 
abruptim cuspidat:e, cuspide obtusiuscula ; nervo minus crasso, sub- 
continuo; areolatione nugis pellucida, levi. Vagina breviter et trun- 
cate cylindrica, ab archegoniis sterilibus paraphysibusque, et brevibus 
— filiformibus, levissimis ab una serie cellularum vix in- 
rassatarum, et aliis longissimis paucioribus verticillato-serratis, a 
Recibe seriebus cellularum inerassatarum, obtecta; tubus va- 
ginularis brevis. Seta bi-trilinearis, rigida, crassa, levissima, rufula, 
quadrigona, leviter bicanaliculata, siccitate dextrorsum torta. Capsula 
exannulata, magna, pachyderma, ovata, leviter obliqua et incurva, 
brunneo-flava, ore angustiore, fusco-brunnea, sicea striata, inferne sto- 
matibus magnis paucis rubris. Operculum e basi conica oblique 
rostratum, brunneo-flavum. Peristomium parvum, albidum; dentes 
madefaeti et sicci incurvi, apicibus conniventes, lanceolati, obtusiusculi, 
interdum magis irregulares. Columella crassiuscula. — Spori* sat 
2 pepe epe. m FL. Hal. ed. 2, n. 1049 (1783 
H. diaphana, Pal Lh dea v DM ren. 
A. E Lindb. in Hartm. Skand. Fl. ed. 9, ii. p. 50 (1864). 
Gymnostomum Hedwigia, Schrank, Bay. FI. 
G. ciliabum, €—— "Muse . Suec. PET n jo iss iier 
Anictang , Hedw. Sp. Muse AS P sin, 
Schistidium ciliatum ots Manut. Qi 21 (1819 
Hedwigidium ciliatum Hartm. op. cit ed. 5, p. 374 (1849). 
iMeiclum 4 Cryphea) ciliatum, C. Müll. Synops. ii. p. 164 (1851). 
* E. Pape, Griech.-Deutsch. Handwürterb. ed. 2, ii. p. 907, radix hujus verbi est 
eode su vropá contra solum est =satio, Pa: "ideoque _— 
spora 
