Dicranum.] l. DICRANES. 67 
peduneulo elongato, valde arcuata, basi callosa, operculo longe subulato, 
peristomii dentibus rubris sepe trifidis, cruribus angustis intus trabecu- 
latis, basi in membranam brevem connexis. 
Hab. Insula Juan Fernandez ez Herb. Montagne; in Peruvia, Herb. 
Hooker ; Valdivia ad Arique, in arborum truncis, Lechler, n. 672. 
Caulis 1-3-uncialis. Folia 3-linearia, aureo-fulva, nitida. Pedunculus 
subuncialis. 
Sect. 5. Hudieranum. 
15. D. rrigipum (C. Müll.). Caulis elongatus, inferne tomentosus. 
Folia subsecunda, curvata, inferne elongato-elliptica, sensim superne an- 
gustata, subundulata, marginibus incurvis canaliculata, superne minute 
serrulata, nervo angusto sub summo apice evanido ubique a lamina dis- 
tincto dorso apicem versus serrulato, cellulis elongatis carnosulis, alaribus 
pluribus fuscis subventricosis ; perichætialia in cylindrum elongatum con- 
voluta. Theca in pedunculo elongato, cylindracea, arcuata, operculo 
subulato, peristomii dentibus rubris brevibus basi in membranam brevem 
connexis. 
D. validum, Hampe in Linnea, xxxi. 522. 
Hab. Andes Novo-Granatenses, Tequendama in sylvis (2500 met.), 
Lindig, n. 2015; in montibus prope Bogota (9000 ped.) inter frutices 
abundans, Weir, n. 210, etiam in Nova Granata, Purdie. Andes Qui- 
tenses, in monte Cayambe (11,000 ped.), Jameson, Spruce, n. 65. 
Caulis 2-4-uncialis. Folia 4-linearia, aureo-fulvescentia. Pedunculus 
13-uncialis. 
D. majori D. undulatoque simile, foliis autem illis D. palustris simi- 
lioribus. 
16. D. rHABDOCARPUM (Sulliv. in Proceed. Amer. Acad. 1849, t. 3). 
Caulis elongatus. Folia erecto-patentia, elliptica, breviter late subulata, 
apice obtusa, marginibus incurvis apice serrulatis, nervo angusto sub apice 
evanido, cellulis elongatis carnosulis, alaribus pluribus planiusculis; peri- 
cheetialia erecta, late convoluta. Theca in pedunculo elongato rubro, ob- 
longa, basi callosa, suberecta, operculo subulato. 
Hab. Mexico, Oaxaca, in summo monte Orizaba, Galeotti, n. 6874. 
Caulis 14-uncialis. Folia 2-linearia, fulva, nitida. Pedunculus uncialis. 
Very nearly resembling some states of the D. palustre, Brid., 
of North America and Europe. 
17. D. LoPHoNEURON (C. Müll. Syn. ii. 589). D.undulato maxime si- 
mile, sed folia in acumen longum loriforme margine grosse ciliato-serra- 
tum producta, e cellulis laxiusculis ubique parietibus interruptis firmiori- 
bus przditis, nunquam omnino chlorophyllo repletis composita, inferne 
integerrima et areolatione simili ei D. wndulati, nervo ad acumen dorso 
crista grosse ciliato-serrata sublamellosa przdita; perichztialia a basi 
late vaginante convoluta laxe reticulata obtusa subito in subulam lori- 
F2 
