TPIE G1«US LEPTOSTOMUM. 353 



Seta elongata, fusca, Isevis. Capsula asquilatera. Oper- 

 culum delapsum fuit. 



3. L. gracile, foliis ovato-oblongis acutiusculis ; pilo 

 siuiplici folium dimidium asquante, cfipsulis oblongis tequi- 

 lateris inclinatis. 



Patria. Nova Zelandia. 



Statio. Umbrosa humida (?) ad Dusky Bay, Dom. Arch. 

 Mensies. 



De&c. Caules subramosi. Folia siccatione adpressa, areo- 

 lato-punctata. Seta elongata, laevis. Vaginnla cylindracea, 

 fills succosis adductoribusque numerosis cincta. 



4. L. Menziesii, foliis oblongo-lanceolatis ' acutis ; pilo 

 simplici folio quater breviore, capsulis oblongis inclinatis 

 arcuato-recurvis. 



Patria. Americse Aostralis Staten-land, ubi anno 

 1787 detexit Bom. Arch. Menzies, cujus amicitiae banc et 

 prajcedentem speciem debeo. 



Static. 



Desc. Muscus laete virens, sesquiuncialis. Caules sub- 

 simplices, basi ferrugineo-tomentosi, supra confertira foliati. 

 Folia erecto-patentia, siccatione adpressa, miuutissime areo- 

 lata V. punctata. Seta caulem ssepius superans, erecta, 

 fusca, Isevis. Capsula subfalcata ad angulum acutum ra- 

 riusve fere rectum inclinans. 



Obs. The plants which I have referred to this genus are 

 all natives of the southern hemisphere, and in their habit, 

 in which there is something peculiar, strictly agree with 

 each other, and with Bryum macrocarpum of Hedvvig. [saa 

 In three of the four species here described, I have had the 

 opportunity of removing the operculum without having 

 been able in any case to observe an external peristomium, 

 which, from the appearance of these plants, might be ex- 

 pected to exist, and which Iledwig lias figured in his 

 Bri/um macrocarjjwji. Of this plant I have only seen spe- 

 cimens that had lost the operculum : the mouth of the 

 capsule, however, seemed to be very perfect, and was fur- 



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