Hypnum. | 18. HYPNES. 965 
acuminata, acumine recurvo. Theca in pedunculo elongato crasso hori- 
zontalis, brevis, operculo conico, peristomii interni processibus pertusis, 
ciliis tribus interpositis, in membrana usque ad dentium medium exserta 
impositis. 
H. subplicatum, Hampe. 
H. rutabulum, var. 5, Hook. f. et Wils. Crypt. Antarct. 
Hab. Fuegia, Hermite Island, Cape Spencer, J. D. Hooker; Sandy 
Point, Lechler; ins. Falkland, J. D. Hooker, Capt. Abbott. 
The specimens from the Falkland Islands differ in appearance 
from those collected in Hermite Island, having larger leaves; but 
beyond this there seems no essential difference. 
54. H. LeviroLIUM (Mitt.). Folia caulina concava, lzvia, basi angulis 
decurrentibus, nervo medio evanido, marginibus subserrulatis, cellulis basi 
per folii latitudinem oblongis, superioribus longioribus angustioribus, ramea 
imbricata ovata brevius acuminata, versus apicem argutius serrulata; peri- 
chetialia ovato-acuminata, apicibus latis divergentibus integerrimis enerviis. 
Theca in pedunculo crassiusculo rubro oblonga, inaequalis, horizontalis, 
operculo conico acuminato, peristomii interni ciliis singulis levibus. 
Hab. Andes Bogotenses, Boqueron, prope Bogota (8600 ped.), ad lapides, 
Weir, n. 295. 
Cespitosum. Caulis uncialis, ramis 3-uncialibus subpinnatim ramosus. 
Folia straminea et sicca et humida levia. Statura H. plumoso simile, sed 
H. subpiloso quoad forma foliorum caulinorum affinius, ab aliis speciebus. 
foliis levibus statim distinguitur. 
55. H. pLumosum (Linn. Sp. Pl. 1592). Caulis primarius repens, 
ramis adscendentibus curvatis attenuatis in ezespitem congestis. Folia laxe 
imbricata, concava, lxvia vel parum plicata, margine basi implana superne 
integerrima, ramea ulteriora apice subserrulata, nervo paullo ultra medium 
evanido, cellulis angustis, basilaribus ad angulos paucis abbreviatis; peri- 
chzetialia lanceolato-subulata, ultra medium recurva, brevinervata. Theca 
ovalis, inclinata, operculo cônico, peristomii interni ciliis singulis binisve in. 
membrana usque ad dentium medium exserta impositis. 
H. asperulum, Hampe in Linnea, xxxii. 159. 
H. duriusculum (Schimp.), C. Müll. Syn. ii. 426. 
Hab. Mexico, Ruiz et Pavon ; Cerro de Los Nabajos, Ehrenberg. Andes 
Bogotenses, Boqueron, prope Bogota (2800 metr.), Lindig, ad saxa rivu- 
lorum inter Tipaquira et Pacho (8500 ped.), Weir, n. 128, 301; in collibus 
prope Bogota ad rupes udas (8600 ped.), Weir, n. 351; ad saxa prope 
cataractam Tequendama (7000 ped.), Weir, n. 364. Andes Quitenses, in 
monte Carguairazo, in rivulorum saxis (11,000 ped.), Spruce, n. 1391; in 
monte Pichincha (11,000 ped.), Spruce, n. 1392 et 13935; ad saxa fl. 
Pastasa inundata, loco Mapoto, et ad ostia fl. Verde, etiam in monte 
Titaicun in valle Leito etc. (4000-8000 ped.), Spruce, n. 1393; in valle 
