MUSCI PR#TERITI. 85 
caule breviore magis ramoso; foliis subimbricatis ad 
10. Leseunga unicina, Tayl. 
Jung. ulicina, Tayl., in Trans. Bot. Soc. Edinb. 1841, p. 115. 
Minuta viridis laxe effusa, raro subewspitosa, seepe 
muscos reptans. Caules } 1 
vage ramosi, subradicellosi. Folia dissita vel subcontigua, rotundo- 
ovata cochleato-concava, apice sensim angustata obtusa vel abrupte 
turgidus, © vel spe plano, apice apiculato-acuto; 
cellul utule subequilatere, chlorophyllo parco subpellucide, 
e ngulos vix incrassato oliola distantia foliis triplo 
breviore--raro squilongo—semilanceolato vel ° ique cuneato, 
margine celluloso-erose interdum subdenticulate ; bracteola paulo 
brevior erecta, oblonga vel ovali-lanceolata, ad ¢_usque acute 
bifida, segmentis acutis. Perianthia (vix matura) involucro inclusa, 
pyriformi-oblonga obovatave, apice depresso vix umbonulata, teretia 
nisi apicem versus in carinas 5 valde obtusas prominula, cellulis 
convexulis parum papulosa vel fere levia. Cetera haud visa. 
lanta uc desideranda. Folia -15x-+08, -2x-15; ec. oi 
Joliola *05—10; bract. lob. -4x*2, ‘5x°8; bracteola -8x 15; 
perianthia *85—-4 x +18 mm. 
Jungermania minutissina, Hook., Brit. J ung. t. 52, ex parte 
(nee Smithii). 
Lejeunea minutissima, Spruce in Ann. Nat. Hist. et Trans. Bot. 
Soc. Edinb., 1849 (nec J. minutissima, Sm.) 
Hab. per totam fere Europam temperatam, ad arborum corticem 
et supra muscos ; in Hibernia australi-occidentali precipue vulgaris, 
sepeque L. minutissima consociata. Killarney in cortice, in primis 
Pini sylvestris, Callune et Ulicis (Taylor, Spruce, ete.); supra 
