328 PORELLA. 
cucullato; lobulo haud duplo breviore obovato-ligulato basi in 
alam decurrente, ala in squamulas ovatas cucullatas fissa ; ¢. valde 
incrassatis. F* lobulis paulo latiora, basi hine in alam lobulatam 
decurrentia. Per. late ovalia compressa, antice demum (carinulis 
2 obliteratis) alte convexa, ore ineequilobulata et denticulata. 
§ 2. Per. superne saltem pluriplicata, demum campanulata, ore hiante 
10-, 15-vel 20-fida, lacintis denticulatis ciliatisve. 
6. P. acanthota. Elata laxe ineequaliter bipinnata. F. subcontigua 
patentissima, in sicco immutata; lobo semiovato-oblongo, basi ad 
sinum in auriculam laciniatam producto; lobulo $ breviore 
anguste ligulato, basi externa longispino-auriculato ; c. mediocribus 
suboblongis. F'* lobulis subequalia, basi utrinque in cristam 
laciniatam decurrentia. Per. alte emersa obtuse pluriplicata, ore 
15-fida, laciniis lato-subulatis acuminatis iterum lacinulatis. 
7. P. arborea. Frons elata pinnata lineari-lanceolata, ramis brevibus 
apice tenui decurvulis. F. conferta patulo-devexa undulata ; lobo 
semicordato-ovato obtuso, margine postico valde sinuato-crispo basi 
2-4-laciniato ; lobulo vix 4 breviore ligulato, basi externa in pro- 
cessum liberum incisum protracto; ¢c. parvulis, trigonis maximis. 
F lobulis duplo latiora, toto margine recurva, basi utrinque 
eristato-decurrentia. Per. superne 10-plicata, ad 4 laciniata, laciniis 
20, acuminatis ciliatis. 
8. P. brachiata. A pr. differt foliis minus imbricatis, parum crispatis ; 
lobo basi postica 1-2-ciliato; ¢. minutulis. F'* lobulis vix latiora, 
infra medium runcinato-ciliata, basi cristato-decurrentia, crist& valde 
laciniata. ; 
1. PORELLA CRISPATA. 
Jungermania crispata Hook. Muse. Exot. t. 143. 
Hab. Andes Granatenses, “in umbrosis montis Quindiu, ad radices 
Quercus granatensis” (Humboldt et Bonpland) ; ad Orchideas e Nova- 
Granata allatas carpsit cl. Webster, pl. g et 2 cum per.; in 
Andibus Peruvianis, ad rivuli Marona-yacu ripas, prope Tarapoto, 
ipse legi a. 1856. 
F 17 x 1:2, lobulus 1:05 x::35; f° 12 x 12, 1:2 x J-O2050e ero 
c. infer. 3;, super. 2, ; per. 2°5-3°0 x 1:3™™, 
Fulva, stratificata, magn. P. platyphylle. Caules 2-4-pollicares, e 
caudice repente intricato-ramoso subfolioso assurgentes, pinnati vel 
subbipinnati, pinnis breviusculis subdissitis, frondem  lineari- 
lanceolatam sistentes. 
Folia conferta, caulina alterna, ramea subopposita, bipartita; lobus 
oblique ovato-lingulatus, apice angusto rotundatus, basi antica 
dilatatus (vix semicordatus) margine postico insigniter sinuato- 
crispus, basi in auriculam parvulam ovatam obtusam vel acuminatam 
productus ; lobulus lobo dimidio brevior, plus triplo angustior, 
erectus, oblique lanceolato-ligulatus, repandus, basi interna (i.e. ad 
sinum) processo subulato hamato auctus ; cellule parvule subopacee, 
ad angulos subincrassate, nucleo in sicco collapso lineari-serpentino, 
inferiores medize autem duplo fere longiores, flavidee. 
Foliola lobulis sat majora cordato-lingueformia obtusata, supra medium 
recurvo-patula, margine laterali recurvo, caulina tam lata quam 
longa, ramea paulo angustiora. 
Flores dioici: Q pinna abbreviata constantes. Bractee subbijuge, 
