i, cylindrical s, cornea . 3 , obconica, splachnum urceola- 
turn ♦ 4, globose* splachnum sphaericum. 5 , lagenifor* 
mis* basi latiuscula, media parte attenuate, apice latissimo 
superius rotundato, splachnum ampullaceum. 6, umbracu- 
Jtformis* basi in discum depressum sporangio latiorem am- 
pliata, apice contracto, cum exteriore sporangii superficie 
absque s ulco confluente, sp lachnum rub rum. . patellat a* 
in distnm 'spora'ngio angiistiorem apice sulco profundo a spo¬ 
rangio remotum depressa. Polytrichum commune . 
Annyivs. 
Membrana tenuissima inter commissuram sporangii et oper- 
cnli, maturitate sporangii elastice dissiliens: constat membrana 
cartilaginea , parte superiore ornatur membrana tenuissima pel- 
lucida incisa, sive fimbria 
1, simplici* lacinularum ordine uno: hvpnum 'oelutinum. 
2, composite* lacinularum ordine duplici vel triplici, hypnum 
intricatum . 
OrURCV^TM. 
Corpus membranaceum basi aropliatum, sporangii aperturam 
operiens. Opercuia sunt: _.■ . .. . , ' 
i» umbilicata* foveola in centro depressa, hypnum 1/j- 
topomum* simplici ter: operculum umbilicatum. 
a, mammittata* protuberantia centrali exigua bemi- 
sphaerica, operculum mammillatum simpliciter. 
Mnium stellare\ 
