﻿56 7. GLEICHENIA. 



§2. EUGLEICHENIA. Fronds branched; ultimate segments roundish,! — 3m.M. 



long. Diels, I.e., fig. 189, B; Christ, Parnkr. d. Erde, fig. 1068. 

 §3. MERTENSIA. Fronds branched; ultimate segments oblong to linear, 1 — 10 



c.M. long. Christ, I.e., fig. 1074, 1077, 1081, 1082. 



a. Dicranopteris. Fronds forked; forkings variously branched 

 again. 



b. Protogleichenia. Fronds pinnate; pinnae variously branched 

 again. 



§ 2. EUGLEICHENIA. 



>|c. Lea/lets slightly recurved at the edge. Rachises naked or clothed withchajj'y 



pubescence. (1). G. circinata. 



:^.5tc. Leaflets subhemispherical. Rachises scaly or woolly. (2). G. vulcanica. 



* (1) O. circinata, Sw., Hk. Bk., Syn. FiL, 11; G.semivestita,Lah., 

 Hk., Spec. Fil., I, tab. II, A; G. microphylla, R. Rr., Hk , I.e., 3. 



Stipes to ± 50 c.M. long, slender, wiry, flexuose, naked or ± villose. 

 Fronds to + 1 M. broad, dichotomously branched, the branches and inter- 

 nodations with nnmerous spreading pinnulae ± 5 c.M. long. Leaflets roundish, 

 + 1 m.M. each way, the edges slightly recurved. Texture firm; under sur- 

 face glaucous; branches and rachises naked or more or less clothed with 

 chaffy pubescence. Capsules 3 — 4, superficial, 



Malaya; Australia, Tasmania, New Zealand, New Caledonia. 



* (2) G. T^ulcanica, m., Rac, Flor. Btz., I, 10; G. dicarpa, R. Br., 

 var. alpina, Hk. Bk., Syn. Fil., 12; G. hecistophylla, A. Cunn., Hk., Spec. 

 Fil., I, tab. II, B. 



Fronds 20 — 80 c.M. long, dichotomously branched, the branches and 

 internodations with spreading, linear pinnulae ± 3 c.M. long, I'/j — 3 m.M. 

 broad. Leaflets -roundish, subhemispherical, ± as long as broad, the edges 

 much recurved. Texture coriaceous; rachises covered with brown scales or 

 ferrugineous, furfuraceous tomentum. Capsules 2 — 3, concealed within the 

 almost slipper-shaped leaflets. 



Malaya. 



