[CONES MUSCOBUM. 167 



HYPNUM BOSCH, Schwagr. 

 Tab. 106. 



Plants robustiores, molles, e viridi aureo-fusccscentes, cses- 

 pites demissos laxos formantes. 



Caulis prostratus, 2-4 uncias longus, vetustior fragilis sub- 

 defoliatus, parce divisus, fasciculato- vel subpinnato-ramulosus ; 

 ramulis elongatis subsimplicibus iuaequalibus obtusis turgide 

 tereti-foliosis. 



Folia arete imbricata, e basi eordata amplexante oblongo- 

 ovata, repente filiformi-apiculata, coclileariformi-concava, scari- 

 osa, nitida, breviter bicostata, vel costa unica tenui ultramedia 

 instructa, marginibus erectis toto ambitu serrulata, exilissime 

 lineari-areolata ; cellulis basilaribus brevioribus incrassatis fusco- 

 luteis : perichaetialia longe tenui-acuminata, inferiora squarrosa, 

 superiora erecta. 



Flores dioici ; feminei paraphysibus filiformibus copiosis mixti ; 

 masculi ignoti. 



Capsula oblonga, erecto-incurva, annulata ; pedicello subun- 

 ciali lsevi ; peristomii dentibus lanceolato-subulatis dense articu- 

 latis, ciliis carina pertusis, ciliolis ternis ; operculo conico brevius 

 rostrato. 



Hypnum Bosch, Schwsegr. Suppl. 1, 2, p. 223; Brid. Bryol. Univ. 2, p. 



430 ; Mull. Synop. 2, p. 395 ; Sulliv. Mosses U. States, p. 70 ; Sulliv. & 



Lesqx. Muse. Bor.-Amer. Exsicc. (ed. 1), No. 294. 

 IIypnum illecebrum, Hedw. Sp. Muse. t. 66, f. 1, 2, p. 252. 

 Hypnum cupressifomie rotundius, vel Illieebra? aemulum, Dill. Hist. Muse. 



p. 311, t. 49, f. 46. 



Hab. On the ground, in hilly and wooded districts : not un- 

 common, but rarely in fruit. 



Hypnum Boscii in general appearance, and in shape, texture, 

 areolation, and position of the leaves, very much resembles those 



