590 RoBINSON: PTERIDOPHYTA OF THE HAWAIIAN ISLANDS 
{ 
Under surface smooth. 
Blades bipinnate above, tripinnatifid below, 
deltoid. 
Blades tripinnate above, quadripinnatifid 
elow, deltoid-ovate 
Under surface glandular or scaly. 
surface glandular 
Blades cordate-ovate (20-40 cm. X 
16-32 cm.); sori margina 
Blades oblong-lanceolate (10-25 cm. 
—8 cm.); sori medial. 
Under surface scaly. 
Blades bipinnate; paleaceous with 
light brown scales 
Leafstalk and midrib densely 
covered on ferruginous scales, 
leaf delt 
Leafstalk pate midrib sparsely 
covered i 
— 
9°) 
wit rown, m- 
branaceous scales, leaf lance- 
olate. 
Blades tripinnate; paleaceous with 
dark brown or black linear scales. 
Indusium wanting. 
es ies to tripinnate. 
Midribs covered with abundant dark fibrillose 
scales. 
Blades coriaceous, punctate, with scattered 
resinous granules on their lower surfaces. 
es chartaceous with no_ resinous 
granules. 
Midribs smooth or merely pubescent with 
whitish hairs. 
Pinnules linear-lanceolate, acuminate, I cm. 
or more ee leafstalk stramineous. 
Pinnules oblon eae closely set; 
eafstalk att brow: 
Blades \ doemada ameter to auadiinat 
‘Ultimate segments sharply sasha. primary 
and secondary midribs sien scaly. 
Ultimate segments entire or with appressed 
eeth, midribs stramineous, smooth or 
fibrillose. 
Basal scales of leafstalk mahogany- 
colored, spreading; sori submarginal. 
* Basal scales of leafstalk pale, appressed; 
sori medial. 
Veins connate. 
Leaf blades pinnate, under surface covered with resinous 
glands; sori submarginal; indusium present. 
S 
ie) 
S 
~) 
D. 
S 
8 
nuda. 
. glabra. 
. latifrons. 
. parvula. 
. squamigera. 
. hawaitiensis. 
rubiginosa. 
honolulensis. 
. crinalts. 
Keraudreniana. 
rubiformis. 
. acutidens. 
unidentata. 
sandwicensis. 
. propingua. 
