ICONKS MUSCOKUM. 195 



HYPNUM MINUTISSIMUM, Sulliv. fy Lesqx. 

 Tab. 120. 



Plants minimae, tenersB, laxe demisso-caDspitulosae, pallide vel 

 luteolo-virides. 



Caulis vix semiuncialis, prostratus, fasciculato-radiculosus ; 

 ramulis inordinate vel subpinnatim dispositis 1 — 2-linearibus 

 erectis seu expansis. 



Folia remotiuscula, in sicco aeque ac in humido patula, mol- 

 lia, anguste lanceolata et lineari-lanceolata, margine pins minus 

 leniter serrulata, ample oblongo-hexagono-areolata cellnlis uni- 

 formibus, ecostata vel costse loco stria brevissima notata : folia 

 perichaetii pro plantae minutie magni elongata, longius acumi- 

 nata superne grossius dentato-serrata. 



Flores monoici, cauligeni, vix paraphysati : masculis sub- 

 stipitatis majusculis gemmiformibus ; antheridiis 3-4 ovalibus ; 

 perigonialibus acuminato-ovatis apice serrulatis. 



Capsula minutissima, pro more asymmetrica subovalis vel sub- 

 ovata cernua altero latere convexiore, rarius asqualis erecta, sicca 

 deoperculata sub ore obliquo amplissimo constricta, turbinata, 

 pallide fuscescens, tenui-membranacea ; pedicello debili 2-3- 

 lineari ; annulo distincto duplici persistente ; peristomii dentibus 

 luteolis firmis lanceolato-subulatis crebrius articulatis margine 

 hyalino circumductis intus lamelligeris, ciliis carinatis integris e 

 membrana plicata ad medios fere dentes producta, ciliolis singulis 

 binisve longiusculis. 



Hypnum minutissimum, Sulliv. & Lesqx. Muse. Bor.-Amer. Exsicc. (ed. 1), 



No. 343 ; Sulliv. Mosses U. States, p. 78. 

 Hypnum confervoides, Sulliv. Muse. Alleghan. No. 31, ex parte. 



Hab. On moist rocks in shaded ravines, Central and Southern 

 Ohio : rare. 



