APPENDIX. 



II.— GLEICHENIA. Page 11— 15. 



7*. G. Norrisii, .Mett. ; branches of the fr. 1-jugate, oblong-lanceolate, 2-3 

 ft. 1. ; pinn<B lanceolate, the lower ' distinctly stalked, spreading, 6-9 in. 1., cut 

 down to a narrow wing into close entire ligulate blunt segm., upper growing 

 gradually smaller, reflexed ; texture rigidly siibcoriaceous ; both xwrfaces 

 glabrous, the lower green or glaucous ; veinlets once-forked ; s&ri medial, 12-20 

 to a segment. — Kuhn, lAnncBa, 36. p. 165. 



Hab. Malay Peninsula, Qriffith, Sir W. Norrit. 



13*. G'. BibrecB, Mett. ; fr. \ ft. 1., nearly twice as broad, three times dicho- 

 tomously forked, indefinite, with buds in the forks, clothed with minute blackish 

 scales ; ultimate pinnos J ft. 1., If in. br., deeply pinnatifid ; segm. close, linear, 

 acute, with revolute edges ; texture rigid ; surfaces light-green, upper glabrous, 

 lower slightly scaly on the ribs ; sori almost hidden by the revolute borders. — 

 Kvhn, Linncea, 36. p. 166. 



Hab. Valdivia, Chili, Be Bibra. 



19*. G. oceanica, Kuhn ; fr. above 1 ft. 1., several times dichotomous, flabel- 

 latS } ult. pinn<B 4-5 in. 1., deeply pinnatifid ; segm. close, 1 lin. br. ; veinlets 

 16-18-jugate, simply forked ; rackises densely clothed with ferruginous lanceo- 

 late fimbriate scales ; texture rigidly subcoriaceous ; lower surface glaucous ; sori 

 medial. — Fil. N<rB.Heb.p. 15. 



Hab. Aneileum and Yiti. 



19*. G. (Mert.) Milnd, Baker ; fr. ample, with many patent twice-dichoto- 

 mous horizontal distant side-branches, leafy down to main rachis, end branches 

 erecto-patent ; final pinnai oblong, narrowed to both ends, 6-6 in. 1., 18-21 lin. 

 br. -; segm. 30-40-j agate, patent, ligulate, blunt, 1 lin. br. ; intemodes of main rachis 

 not leafy, but the nodes furnished with small accessory pinnse as in dichotoma ; 

 texture membranous ; rachises slightly downy ; both surfaces green ; v&,n,s 20-25- 

 jugate, forked ; sporangia 1-3 together, medial. 



Hab. Aneiteum, MiJme ; Vanecolla, C. Moore. — Between dichotoma and fagellaris. 



23. G. dichotoma, var. nervosa (Kaulf.) ; fr. composed of only a single pair of 

 sessile pinnse. — M. latissima, Fie; M, cinnamomea, neglecta, and Beyrichiana, 

 J. W. Sturm. 



Hab. Brazil. 



S L 



