HYPNOIDEAE. | NECKERA. 55 
ereclo minute crenulato;-nervis. binis inaequalibus, cellulis 
ellipticis pallidis couflatis; .perich. cylindrum Jonge exser- 
tum cuspidatum angustum sistentia, elongate, vaginanti — 
ovato-lanceolata acuminata, pallidissima, elongate *den- 
sissime reticulata, apice crenulata; theca in ped. longius 
erserto flavido elliptica. microstoma, pallida, dein fusca, 
exannulata, operc. longe oblique aciculari, pallido; . perist. 
d. ext. elongate latiuscule lanceolato - subulati homogenei 
lutei tenerrime rugulosi, remote laeviter articulati, linea 
media obsoleta exarati, int. breviores capillares flavidi 
subfissiles vix articulati. 
N. Distichia crispa Brid, H. p. 246. — Leskea crispa Schrank. 
Prim. Fl. Salisb. p. 835. — Hypnum crispum L. Np. PI. p. 1589. — 
H. pennatum undulatum crispum, setis et capsulis brevibus. Dill. 
Musc. p. 273. t. 36. f. 12. A. 
Patria. Ad vupes praesertim calcareas atque schi- 
stosas et truncos arborum per totam Europam et in Ame- 
rica septentrionali. — Vere. Rarius fertilis. 
Ex Andibus Quitensibus muscum simillimum Hum- 
boldt retulit, cujus surculum et perichaetia vidimus et 
a JV. crispa discernere nequivimus. Muscus tamen ab 
Europaeo separetur usque adeo, donec fructus accurate 
examinatus sit, — A;N. pumila affini notis indicatis 
differt. 
30. X. Douglasii Hook. (Bot. Misc. 1. 1830. p. 131. 
t. 35!); dioica? caulis secundarius longissimus late com- 
planatus, ramis simplicibus flexuosis patentibus attenuatis 
longis gracilibus remotis pinnatus; folia caulina Ssubarcte 
disposita, Jongiuscule oblonga acuminata, obsoletinervia, 
acumine Serrulata, pallide viridia; perich. ext. läte ovata 
acuta subsquarrosa, inf. sensim longiora, longiuseule acu- 
minata convoluta; theca in ped. vix exserto ovalis rufo = 
fusca, operc. oblique rostrato; perist. d. ext. lutei angu- 
stati dense trabeculati, linea longitudinali exarati, int. ae- 
quilongi similes. Y. 
Patria. Yn rupibus et arboribus ad plagam oceiden- 
talem Americae septentrionalis prope flumen Columbia 
dictum: Menzies, Douglas, Scouler. 
