ACROCARPI, GYMNOSTOMI. PYRAMIDIUM. 107 
lanceolata, ferruginea, suprema patentia, ovato - - elliptica, 
obtusa, margine involuta, integerrima, nervo valido in 
mucronem excurrente, siccitate contracla corrngataque, hoezós 
areolata Posee viridia, nitida. Perichaetialia ovata, acu- 
tiuscula, vaginantia, iidwvauldinorcis Pedunculus in eid 
ramisque terminalis, erectus, tenuis, circiter semuncialis, 
haud tortilis, inferne purpurascens, superne [lavescens. 
Theca cylindrica, erecta, interdum subobliqua, basi apo- 
physi brevi ejusdem crassitiei instructa , laevis, fusca, ore 
contracto crenulato. Operculum e basi conica subulatum 
obliquum, thecae subaequale et concolor, Calyptra cuculli- 
formis, subulata, laevis, straminea apice fusca. 
»Madefacta omni fere alio musco ad acrem attractum 
humorem dimittit, corrugaturque.*€  .4uct. loc. cit. 
Obs. Genus egregium, in nostrà methodo, ob apophy- 
sin qua a Gymnostomo distinguitur, necessarium, pau- 
cis speciebus hucusque constans, háàc ad Gy mnostomum, 
illà ad Sphagnum propius accedens. 
VIL PT Y RAMIOHUIS-UJ 
Ts b. .L 
Pyramidula. Bur». Mant. Musc. p. 20. NNzzs v. EsrwsE. 
Honxscu. ef Srvmnw. Bryol Germ. p. 65. Gymnostomum. 
Scuwaron. Bnip. Sp,JMusc. Wzs, et Monn, Fuxcx. Scnkvun. Rozur. 
OIT. * t 
Grnw. Pyramidenhut. | Gaxx. Pyramidette. 
Nomen BnrpkLiANUM, monente SpPnENGELIO JVeu. Ent- 
deck. emendatum, e formá calyptrae pyramidali desum- 
nx 
: cter essentialis. Stoma nudum. Calyptra 
hir PEE basi integra, persistens, medio latere rumpens. 
eca aequalis exannulata. 
Semina — — — 
cter sexualis. Flos masculus faesuinensque ue - 
ie iboulis: in eodem vel distincto individuo. Geni 
pauca cum paraphysibus 
