70 



THE BOTANICAL MAGAZINE. 



:: Sori inter costam et marginem positi. 

 Frons ambitu lanceolata y. late-lanceolata, 

 D. laxa, C. Christ. 

 A A Stipes et rhachis squamis fuscis v. atro-fuscis 

 vestitus. 



* Indusium 0.5-0.8 mm latum viride. Frons 2-3 

 pedales. Pinna? pinnatifida? v. pinnatim dentate 

 virides. - - D. polypodiformis, C. Christ. 

 ** Indusium 1-1.5 mm. latum fusco-rubescens. 

 + Sori subraarginales. Frons 0.5-3.5 pedales 

 subdeltoides. Stipes squamis linearibus atro- 

 fuseis vestitus. - D. marginatd, H. Christ. 

 + + Sori inter costam et marginem positi. 

 f Frons ambitu lineari-lanceolata v. lanceolata. 

 : Pinnae usque 18 cm long^e pinnatisectse. 



Frons 4-5 pedales. D. monticola, C. Christ. 

 :: Pinnae usque 10 cm pinnatifidae. Frons 1- 

 '3.5 pedales. Lacini pinnarum serrati. 



D. Filix-mas, Schott. 

 (( Frons ambitu lanceolata v. late-ova1;a 1-3 



: Sori tantum apice folii dense positi ubi pin- 

 naj heteromorphjE. - D. lacera, O. Kuntze. 

 :: Sori fere sparsi et pinnae liomomorphae. 



D. erytbrosora, O. Kuntze. 



Sp. 12. Dryopteris africana, (Desy.) C. Christ. NakaiFI. 

 Kor. II. p. 394. , 



Hab. in silvis, X. 1906. n. 69,' in umbrosis, X. 1906 n. 67, 

 96; 2170' (Faurie), prope cascade Hongno, n. 3563, 2392, 2391, 

 2379, 2380 (Taquet), ibidem, 6 YI 1913. n. 299. (Nakai). 



Distr. Japonia, China, India, Malaya et Africa austr. 



Sp. 13. Dryopteris decurrenti-alata (Hook.) ^C. Christ. 

 Ind. Filic. (1905) p. 261. 



Gymnogramme decurrenti-alatum, Hook Sp. Filic. V. p. 

 142. t. 294. Hook, et Baker Syn. Filic. p. 377. 



