692 (92) HEPATICE. (LIVERWORTS.) 
21. PLEURANTHE, Tayl. (Tab. VIL) 
Fructification lateral. Thvolneral leayes 3, minute, scale-like, 2-—3-cleft. 
at its apex. Canis onal latins with : ‘pial fibres. Antheridi etlnowa. 
Leaves 2-lobed or emarginate. Amphigastria lanceolate, entire. (Name from 
va ae the side, and avOés, a flower; the perianth being lateral. 
. P. olivacea, Tayl. Grows in close olive-green ma ms creep- 
ing, ata “le mostly simple, rooting profusely; leaves rend obi up- 
und; pedicel 4/’~5!’ high: a small species, the perianth dispropor. 
ee aid — North America, Drummond. (Tab. VIL.) \ 
22. LOPHOCOLEA, Nees. (Tab. VIL) 
Fructification terminal on the main stem or primary branches. Involucral 
leaves 2-4, large. Perianth tubular below, acutely 3-angular above, 3-lobed ; 
obe: 
leaves decurrent on the dorsal side of ihe. stem, Seney 2-several-cleft at the 
apex. phigastria ivided ; the di ess incised. (Name 
composed of ee a crest, and KoNeds, a staat fiden the crested calyptra.) 
Vs - bid sega: Nees. Stems (1/-2! long) prostrate, sparsely branched; 
th 
leaves pale green, drip oleniaile r, ethno 2-toothed at the apex; the teet! 
oblique, acute, with a crescent-like sinus ; amphigastria minute, aoa 4-cleft, 
the segments entire. — Moist places, asst Mosses, (Eu.) 
2. L. hetero ophfila, Nees. Stems much areca newest = 
ovate, siasiandeane: semi-vertical, entire, retuse, and b 
amphigastria large, 2-cleft, the segments slightly aati —On pam ie ea 
and among Mosses. (Tab. VIL.) 
23. SPHAGNCCETIS, Nees. Pear Scate-Moss. (Tab. VII) 
Fructification terminal, upon a short proper branch arising from the ventral 
side of the stem. Involucral leaves small, few, incised. Perianth ascending, 
jew é 
Stems furnished with runner-like rootlets. (Name composed of =pdyvos, Pai 
Moss, and xorris, a little bed ; from its place of growth.) 
1. S. commaiimis, Nees. Stems creeping; leaves elliptical-orbicular, 
entire, sand (Jungermannia Sphagni of authors.) Upon moss and de- 
yed wood. (Tab. VIII.) } 
