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A. Wagner: Mett. Rhizoma?, in basi petiolorum paleis 
lanceolato-subulatis, fuscis vestitum, folia subchartacea, tenera, 
glaberrima, petiolus 4‘ longus, castaneus, nitidus, glaberri- 
mus rachis subdivaricato-flexuosa, lamina 9° longa, ovato- 
lanceolata, tripinnatisecta, segmenta primaria inferiora mani- 
feste petiolata, oblonga, secundaria petiolulata, ovata, ultima 
petiolulata e basi inferiore dimitiata, superiore truncata, rachi 
plerumqueincumbente trapezio-oblonga, sterilia dentata, dentis 
exsertis, fertilia ineisa, lobis medio incisis et ex sinu angu- 
stissimo sorifera, sori hippocrepico-rotundati, nervi flabellati. 
steriles sinus dentium adeuntes, glandulae nullae, sporangia 
et parenchymati imposita. Ecuador (Fraser). Pichincha. 
(Wagner.) 
A. Orbignyanum Mett. Rhizoma repens cum basi 
petiolorum paleis membranaceis, fuseis, nitidis, lanceolatis, 
acuminatis vestitum; folia chartacea, rigida, strieta, glabra; 
petiolus 3--4‘ longus cum rachi castaneus, nitidus; lamina 
6‘ longa, oblonga, bi-basi tripinnatisecta, segmenta omnia 
manifeste petiolata; pinnae erecto-patentes raro rachi incum- 
bentes ultimae petiolulatae, basi articulatae trapezio-ovatae, 
obtusae, steriles denticulatae, nervis densis flabellatis ad sinus 
dentium decurrentibus prominulis; fertiles incisae, sori sinus 
occupantes, rotundati, contigui. A. tenerum v. minor Kze. 
A. chilense Hook. e. p. Peruvia. (Pöppig), Bolivia (Mandon 
1577. 52); prov. La Lagura (d’Orbigny 412). 
Lindsaya Spruceana Mett. Rhizoma repens tenerum 
paleis minutis fuscis nitidis vestitum; folia membranacea, 
pallide viridia, glaberrima; petiolus 1 — 33 longus, deorsum 
teres, supra sulcatus, cum rachi stramineus vel basi ima fus- 
cus et paleaceus; lamina 4“ longa, elongato-lanceolata pinna- 
tisecta vel late ovata, bipinnatisecta; segmenta primaria oblique 
patentia, subsessilia, 2—3-juga, ultima numerosa, patenti- 
divergentia, brevissime petiolata, 33° longa, 1—-13‘ lata, 
e basi superiore truncata vel oblique truncato-rotundata, in- 
feriore dimidiata, dimidiato-elongato-oblonga, latiore sensim 
curvata vel incurva; fertilia margine superiore repandula; 
nervi 4—7 translucentes, indivisi vel furcati, sori continui in 
margine superiore; indusium margine superatum. Peruvia 
or. Tarapota. (Spruce 4023.) 
L. venusta Kaulf. herb. Rhizoma repens elongatum 
paleis minutis fuscis sparse obsitum, folia subchartacea, laete 
viridia, infra pallidiora, glaberrima, petiolus 13‘ longus cum 
rachi tetragonus, stramineo-rubellus, lamina 4‘ longa, ternato- 
pinnatisecta, vel bipinnatisecta, segmenta primaria lateralia 
1-juga, erecto-patentia brevissime petiolata, secundaria sub- 
sessilia, subapproximata, patentia, 6‘ longa, 23“ lata, e basi 
