ICONES MTJSOORI M. S9 



GRIMMIA CALYPTRATA, Hook. 



Tab. 44. 



Plants graciliores, in pulvinulos densos e glauco-viridi inea- 

 nos congestae. 



Caulis subuncialis, e basi procumbente ascendens, pluries 

 ramosus, ramis longiusculis fastigiatis. 



Folia dense conferta ; inferiora erecto-patentia, elongato-lan- 

 ceolata, plus minus breviter pilifera ; comalia et perichastialia 

 majora capsulam parum superantia, lineali-lanceolata, pilo hya- 

 lino scabro fere laminam aequante instructa, canaliculata, mar- 

 cinibus erectis vel recurvulis ; costa continua ; reti superiore 

 denso punctiformi, inferiore laxo oblongo. 



Flores monoici terminales ; antheridiis oblongis curvulis bre- 

 viter stipitatis eparaphysatis. 



Capsula emergens, in pedicello recto longitudinem suam 

 paululum superante erecta, oblongo-ovalis, macrostoma, ex- 

 annulata, sicca laevis ; peristomii dentibus lanceolatis fere ad 

 basin usque valde cribrosis ; operculo conico rostrato ; calyptra 

 (icon mala) campanulato-mitrseformi irregulariter rugoso-plicata 

 5-6-lobata uno alterove latere profunde incisa capsulae § ob- 

 tegente. 



Grimmia calyptrata, Hook, in Drumm. Muse. Amer. n. 60; Sulliv. & 



Lesqx. Muse. Bor.-Amer. Exsicc. (ed. 1), No. 139. 

 Gumbelia CALYrTRATA, C. Mull. Synop. Muse. 2, p. 773. 



Hab. Rocky Mountains, Drummond. Santa Fe, New Mexico, 

 Fendler. 



In size and aspect this species approaches very closely G. leu- 

 cophcea, Grev. Its leaves, however, are narrower, not so con- 

 cave, and less spreading ; the mouth of the capsule is wider, 

 and the calyptra larger. But the absence of the annulus and 



