586 FILICES. 
Lobes or segments ee toward the base, sh yan 
ee livid-gray ri pinnate in the large F iohes 
tipes cnr Town; cae flabellate in the aes t lobes 
sa see 
nea, “pinnales septa 
1} 
r ; 
Stipes green or grayish when dry: 
Pinnae short; ie nules few, cuneate- pretre with 
flabellate veins and sori; frond 3—4‘ lon 
longer: 
Pinnules rhomboidal or obovate-obtuse 
ute, entire ph 
es ovate Jamceolate, inciso-crenate or . pinna- 
13 
Stipes Sp ‘brown, gl ossy 
Frond n ceeding re ft. in length, both species also 
seta 
oo pO cuneate-truncate, with flabellate 
Witimete segments 0 vate, obovate or rspathulate; sori 
contiguous to a ‘Stiahaetent costule 
Frond tar ft. long; pinnae nearly ventral on the 
rhac 
uenue ‘rhomboidal, with straight inner and lower 
Pinnules rhomboid-ovate to lanceolate, notched into 
ers lobules, with connivent veins 
cuneate-lanceolate, with deep-obovate ‘to 
cbownt munune serrate at the = also tri- 
pinnate) . 
—— tripinna 
ga cor eat deltoid, thick, pale; ultimate segments 
18 
hen brown; frond oblong, thin, dark; ultimate segments 
cuneate 0! nted 
Sori of primary sn _ anterior branches) double and : 
th 
straight, involucre opening on both sides and often 
steed oo m) : 
da poe below, polystichotd; pinnae alternate, 
abscisso-truncate at the 
Lobes of pinnae obtuse < peur t acu 
Lobes truncate, the first upper one mac, longate 
be! m 
innatifid, ASE 
Pinnae ssa; sori equidistant from kane and edge 
sori ea close to the m: 
Frond Sas | to ——- 
Frond pale-green; sori ar tons, mostly reaching from 
the costule to near ear the 
Frond dark-green ; sori 1“ eae contiguous to the ‘costule 
0? op lawl eurvyed, with a vaulted » t 
of the primary veinlets hooked, or kidney- or horseshoe- 
mapea (Athyrium) : 
d bipinnate to tripinnate. Pinnae mostly opposite. 
aor intramarginal and straight, or marginal gh oblique 
or curved, or extramarginal and curved or transv 
16. 
24, 
px 
— 
tw J 
ig ae 
29.4. 
31. A, 
aye 
87, A. 
. A 
A 
As 
A. 
A, 
[Asplenium. 
lobulatum 
spatiulinum pray 
bipinnate). 
-erectum, var.0, & 
. meiotomum. 
varians. 
insititium. 
bipinnatum. 
Lydgatei. 
. furcatum. 
Adiantum nigrum. 
acuminatum. 
polyphyllum. 
. patens. 
. sphenotomum. 
. dissectum. 
arboreum. 
Sandwichense. 
poser 
arginale. 
Arnotti. 
Sandwichianum. 
deparioides. 
f 
