LEPTOTRICHACEAE. LrProruCcHUw. © GIL 
Coscinodon pullulans Brid. 1. p. 371. — Grimmia pullulans 
Spreng. Pl. min. cogn, Pug. HI. p. 94. — Varietas densius atgolata. 
— Weisia capillacea Brid, I. p. 359. 
3. L. subulatum Hmp. I. p. 448. 
Patria. Pyren. occid., regione infima, ad aggeres 
arenosos umbrosos circa St. Sever copiose: Spruce, W. 
P. Sch. Sept. 1847. 
4b. L. nivale C. Müll; dioicum; gregarie cespitosum 
pusillum subsimplicissimum virens, lutescens vel inferne 
nigrescens, julaceum ; folia caulina dense appressa stricta, 
oblongo-lanceolata brevia, nervo profunde carinato fu- 
scescente excurrente, margine integerrimo superne sub- 
erecto, cellulis ubique minutis pachydermibus pellucidis 
quadratis; perich. majora pallide lutescentia, e basi sub- 
vaginante elongate laxe reticulata, inferne flavida su- 
perne pellucida in subulam brevem obtusiusculam atte- 
nuata, integerrima, carinata; theca in ped. brevi carnoso 
rubente erecta ovalis minuta, late annulata, operc. conico 
brevi, perist. d. breves angusti ad basin in crura duo te- 
nera rubra fissi sublaeves solitarii. : 
Trichostomum glaciale Schimp. in schedulis. — Tr. pusillum 
ejusd. olim. 
Patria. Alpes Helvetiae jim Gletschersande des un- 
teren Aar - Gletschers": W. P. Sch. Aug. 1848. 
Flos masc. terminalis capituliformis; fol. perig. e basi 
late ovata concava convolutacea fuscä sensim in subulam 
brevem acutiusculam producta, integerrima, inferne pel- 
lucide laxe reticulata tenuinervia; antheridia magna cla- 
vata, paraph. aureis mixta. — Angströmiae longipedi 
habitu maxime simile et pulcherrima species. A L. su- 
bulatoó caule julaceo, peristomii fabrica atque operculo 
' jam refugit. 
Non satis notum. 
4c. E. glaciale C. Müll.; caulis ramosus humilis ro- 
bustiusculus fastigiatim egapiibung, ramis erectis densis 
firmis; folia dense conferta erecto = patentia, apice incur- 
và, fragilia , e fusco luride viridia, € basi caviusculà 
