10 V. F. Brotherus. 



L. sordidum ÀNGstR. Prinise linese musc. cogn. p. 7. 

 Prov. Minas G-eraës, Oaraça; sterile. 

 L. Widgrenii Ånustr. in Hamp. Symb. XIX p. 134. 

 Prov. Minas Geraës, Caraça; sterile. 



FISSIDENTACE^E. 



Fissidens Hedw. 



F. (Conomitrium) tenerrimus. C.-Müll. in litt. 



Synoicus; tenerrimus, cÊêspitosus, csespitibus Iaxis, Isete viridibus, baud 

 nitidis; caulis humillimus, vix ultra 0,5 mm. altus, erectus, pallidus, dense fo- 

 liosus, simplex, infima basi radiculosus; folia usque ad 4-juga, sicca homo- 

 malla, bumida stricta, plana, patentia, infima minuta, superiora subito majora, 

 usque ad 0,6 mm. longa et 0,ia mm. lata, ligulata, obtusa, marginibus ubique 

 ob mamillas cellularum prominentes crenulatis, baud limbata, lamina vera ad 

 medium producta, lamina dorsali ad basin nervi enata, nervo crasso, albido, 

 flexuoso, infra apicem evanido, kevissimo, cellulis pellucidis, valde chlorophyl- 

 losis, rotundato-bexagonis, 0,oot — 0,oo9 mm. diam., obtuse mamillosis; peri- 

 clmtium terminale; vaginula breviter late cylindrica, 0,is mm. longa et sequi- 

 lata, pallida, apice fusca; seta ad 1,8 mm. usque älta, adscendens, strictius- 

 cula, tenuissima, paulum supra basin circa 0,6 mm. crassa, pallide rubra, Ise- 

 vissima; llieca erecta, minuta, angusta, brevicollis, sicca sub ore vix constricta, 

 valde leptodermis, pallida, lœvissima ; peristomiam simplex, dentés 16, sicci 

 stellatim horizontales, apice genuflexo incurvi, humidi inflexi, 0,125 mm. longi 

 et 0,025 mm. lati, sanguinei. dense papillosi et trabeculati, ultra medium in 

 cruribus duobus filiformibus, scabridis hyalinis divisi; sport O.0012 mm , virides, 

 lœvissimi; operadam rostratum, rostro tenui, subrecto, theese longitudinis; ra- 

 lyptra anguste conica, apice acuminata, basi intégra, scabriuscula. 



Prov. Minas Geraës, Oaraça, ad ligna putrida. 



F. (Conomitrium) longipediceUatus C.-Mî'll. in litt. 



Autoicus; crespitosus, caespitibus humilibus.. Iaxis, lrete viridibus, baud nitidis; 

 caulis ad 3 mm. usque altus, gracilis, pallidus, erectus, apice curvatus, laxe folio- 

 sus, simplex, infima basi longe radiculosus; fo lia 4 — 8 juga, sicca circinatofalcata, 

 bumida strictiuscula, patentia, inferiora minuta, superiora usque ad O.s mm. longa et 

 0,2 — 0,3 mm. lata, breviter ligulata, acuta, marginibus ob mamillas prominentes 

 ubique acute crenulatis, lamina vera ad vel paulum ultra medium producta, 



