MEME a aa 
HYPNOIDEAE. - HOOKERIA. 209 
Ab H. gigantea simili caracteribus explicatis longe 
refugit. Statura H. undatae. 
46. H. undata Hmp. (Linn. XX. p. 85.); late cespi- 
tosa procumbens procera robusta depressa, ramis elonga- 
tis parce ramulosis latiusculis obtusiusculis pallide viridi- 
bus; folia caulina dense conferta wundulato-crispata, e 
basi caviuscula late ovatà longe latiuscule et flexuose acu- 
minata, superne maxime transverse undulata, immargi- 
nata, superne tenuiter remotiuscule dentata, cellulis elon- 
gatis pellucidis laevissimis, basi laxioribus, nervis tenui- 
bus ultra medium productis, evanidis vix abruptis; perich. 
reflexa, longissime acuminata, basi latissima, nervis ob- 
soletis valde divergentibus remotis; theca in ped. longis- 
simo laevi cylindraceo - oblonga subnutans majuscula, operc. 
cupulato longe subulato recto, calyptra apice scaberula; 
perist. magnum latum, dentes ext. linea longitudinali lata 
notati, intense rufi, interni flavidi valde carinati vix per- 
forati. 
Pterygophyllum undatum Brid. ll. p. 353. — Hypnum unda- 
tum P. B. Prodr. p. 72. —  Leskea undata Hdw. Sp. Musc. p. 214. 
t. 52. 
Patria. Jamaica: Swartz. Venezuela, in montibus 
nivosis prov. Meridae et Caracas: Moritz. 
Foliis fuguloso -undulatis distinetissima species, sta- 
iura spectabili. 
47. M. gigantea Hsch. (Fl. Bras. p. 67.); dioica? 
repens irregulariter pinnata crassiuscula firma vix com- 
pressa, densissime foliosa pallide viridis; folia basi ramu- 
lorum appressa, superne assurgentia, /ongiuscule oblongo- 
ligulata obtusiuscula v. obtusiuscule acuminata, superne 
irregulariter plicata undulata, margine erecto ubique den- 
ticulata, pallide membranacea, ubique angustissime den- 
sissime lineari- areolata, /aevia, nervis basis remotis, lon- 
gis, ante apicem forma spinae indistinctae abruptis, dorso 
apiee scabris; perich. ovato-acuminata, obsoletinervia, 
subserrulata, e cellulis subserpentibus areolata; theca in 
ped. semunciali apice parum curvato crasso laevi nutans 
14 
€. Müller: Synops, musc, frond. 
