153 
6. 
6. 
6. 
Eugoniopteris. 
To 
205 
8. Rachis and coste beneath besides the mostly 
once branched stellate hairs clothed with thick 
hairs, which are often cleft at the point. Most 
or all pinne sessile. 
9. Pinne 6—7 cm long by 11/2 cm broad, sessile, 
the lowes ones reflexed and scarcely narrowed 
towardsytheir base -- «92.3 1-99 241. D. curta Christ. 
9. Pinnz: 10—14 cm long by 2!/2- 3 cm broad, the 
lower ones not reflexed, narrowed towards 
their base. 
10. Grass-green, thin leaved; only the basal 
pair of veins run to sinus; long hairs of 
rachis and costz fewer, reddish. 
242. D. heterotricha C. Chr. n. sp. 
10. Grey-green, firm; 3—4 lower pairs of veins 
connivent to sinus; long hairs very nu- 
merous, thin, rarely reddish; rachis up- 
wards very tomentose.. 243. D. lugubriformis Ros. 
South-Brazilian species. Rhizome creeping. 
8. Pinnz 4—6 cm long by 1'/» em broad, scarcely 
incised to the middle. Rachis and cost beneath 
without scales ........ 244. D. Schwackeana Christ n. sp. 
8. Pinnz 15—18 cm long by 2—3 cm broad, incised 
above the middle. Rachis and costze beneath with 
smalliscales. 47 see .. 245. D. lugubris (Kze.) C. Chr. 
Indusimm) slabrous 4 e EC CEEECRES 234. D. venusta (Kze.) C. Chr. 
Indusium with stellate hairs, rarely absent. Underside 
throughout with- scattered, minute, branched hairs. 
Lamina rigidly coriaceous, narrowed down wards; pinnze 
4—8 cm long. Basal veins united. 218. D. sclerophylla (Kze.) C. Chr. 
Lamina herbaceous or membranous; lower pinnz not 
shortened, 10—25 cm long. 
ik 
Branched hairs with 3—5 cm long, erect or hori- 
zontal branches. Sori medial, sporangia glabrous. 
8. Veins 10—14-jugate, lower ones often united. 
No scales on rachis and coste beneath. 
248. D. nephrodioides (Kl.) Hieron. 
8. Veins 15—16-jugale; scales on rachis and costze 
beneath e. 245. D. lugubris var. quadrangularis (Fée). 
Branched hairs of the underside erect, anchor- 
shaped (i. e. with 2—3 short recurved branches at 
the top). 
8. Sporangia with similar hairs. Veins free, sori 
inframedial. Brazil..... 246. D. glochidiata (Mett.) n. sp. 
8. Sporangia glabrous. Basal pair of veins united. 
Amdeshysafbu- OB «ires oi OE 247. D. ancyriothrix Ros. 
Lamina pinnate-bipinnatifid with a terminal pinna, 
which in most species resembles the lateral ones, in others it is larger 
and often hastate, i. e. with one or two larger lobes below. 
2. Pinnz without aérophore beneath. Stellate hairs occur always on 
D. K. D. Vidensk. Selsk. Skr., 7. Riekke, naturvidensk. og mathem. Afd. X. 2. 
the scales of the rhizome and in most species also on rachis. 
Veins free or anastomosing. 
re 
-P 
