177 
fere urceolata rubra, operculo umbonato conico-subulato recto 
breviore ; peristomii dentibus siccis- reflexo-incurvis lanceolatis 
opacis usque ad medium bifidis, laciniis subulatis torulosis. Ca- 
lyptra conico-tubulosa pallida basi integra. 
Sub No. 5609, varietas minor sub 7194. 
A præcedente differt foliis longioribus magis papillatis, et co- 
lore, theca majore longius pedicellata, margine foliorum submuri- 
culato, nec interne marginato. 
A  Conomiitrio radicante differt: foliis longioribus et tegu- 
mentis longioribus, seta longiore et theca ovata, nec anguste cy- 
lindrica, 
2. Hypophylleæ. 
155.  Helicophyllum torquatum Brid, — Sub Ak: 6402, 7072, 
7174. 
156. Hypopterygium monoicum, nova species. 
Monoicum; surculus gracilis longe repens fibrillosus; frons 
brevius - stipitata subovata viridissima, distiche ramosa, ramis 
planiusculis erecto-patentibus subdistiche foliatis. Folia caulina 
inferiora anguste limbata subintegerrima brevius costata, superiora 
"evidenter albo-limbata, oblique late ovata asymetrica breviter acu- 
minata, versus apicem dentato-serrata, nervo pallido supra medium 
evanido, cellulis ellipticis acutis minoribus, chlorophylloso-incras- 
sato-circamdatis, pellucidis; stipularia cordata acuminata parcius 
limbata, vix dentåta; perichætialia acuminata viridia, minus chloro- 
phyllosa, laxius reticulata, integerrima, enervia; perigonalia ovata 
Concava acuta, antheridiis majoribus clavatis inclusis. Seta ruber- 
rima erecta apice inclinata. Theca junior horizontalis pyriforme 
obovata, operculo convexo-conico rostrato pallidiore theca breviore. 
Calyptra cucullata glabra. 
Sub Nr. 7198 parce intermixtum. 
Ab H. incrassato-limbato C. M. differt: surculo graciliore 
parce fibrilloso, fronde magis ovata viridissima, subito humore 
explanata, foliis magis chlorophyllosis, perichætialibus angustio- 
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