﻿_ 7 — 



-*. Main veins present. Areolae with free included vein- 

 lets. No. 67a. IIeitiigi*aninia< 



^.J. Main veins wanting. Areolae without free veinlets. 

 5. Sori with paraphyses. 



No. 66. fSyiig-ra-inaiia, § Diclyogramme. 

 5.5. Sori without paraphyses. No. 67. HeiBiloaftitaiS. 



P. 135, 1. 2; lloiiograitiiiie should be: ilon»gi*anisua. 

 P. 134, 1. 3 — 9 should be modified as follows: 



§. Sori more or less oblique to the costa and margin, many on each 

 side of the costa. No. 71. Polypodiiiiai, § Selliguea. 



§.§. Sori parallel to the costa or margin, 1 on each side of the costa. 

 *. Sori in marginal or submarginal, 2-lipped grooves. Grass-like 

 plants. (No. 69. Vittaria). 



>tc.;K' Sori not in marginal or submarginal grooves. No grass-like 

 plants. 

 +. Fertile fronds simple, as are the barren ones. 



No. 73. Drymogloissaiii. 

 H-.H-. Fertile fronds 3-partite, barren sagittate. 



No. 76. Christ<»pteriis. 



P. 139, I. 4 fr. b.; 13. r>ir*LA.Z;iOI*SIS, Christensen. — In- 

 sert: See the Appendix. 



P. 141, 1. 11 ; for: creeping. — read: creeping or erect, but not arborescent. 



1. 10 fr. b. ; for: Slipes ebeneous, muricate. — read: Stipes ebeneous 

 or eastaneoiis, muricate or aculeolate. 



P. 152, 1. 15 fr. b; P. 155, 1. 1; obovate — should he: lanceolate, 

 1. 17 fr. b.; after var. brachypus, insert: See the Appendix. 



P. 155, 1. 7; scaly should be: sparingly scaly. 



1. 14; after scaly, insert: not rarely glabrous in age. 



P. 157, 1. 11; lanuginosa, Hk., should be: 

 lanuginosa, Hk. (not Wall.), 



P. 160, 1. 10 fr. b.; cordifolia, should be: cordifolia, 



P. 162. 1. 12; C. Chr., Ind. Fil.; should be: Gen. Fil., tab. III.; 

 1. 9 fr. b.; on should be: or on 



P. 164, 1. 9 fr. b. ; scaly or fibrillose. should be: 

 scaly, fibrillose or hairy. 

 FiucES. S8 



