﻿796 APPENDIX. 7. GLEICHENIA. 



the base + 1 '/j ni.M. broad, sligblly decurrent, adnate, the margin redexed. 

 Texture lirm ; surfaces naked, upper light-green, lower somewhat bluish; 

 ribs distinct, stramineous ; veins numerous, forked at the base. Sori medial 

 between the ribs and the margiu, few, punctiform; capsules whitish. 

 Luzon; China. 



* (8) €i. laevigRta, Mie. — Insert as a synonym: Merlensia laevi- 

 gnla, VMlld., (oldest name). 



(9a) O. Candida, Je*f., Fed., Rep., V, 33. 



Stipes subterete, black-brown, or yellow-brown upwards. Fronds large, 

 ± 2 M. long, repeatedly dichotonious, rigid. Lowest interuodations "2 — 5 c.M. 

 long, firm, more or less yellow-brown, naked or clolhed with lanceolate, acu- 

 minate, brownish scales, not leafy. Secondary and tertiary internodalions shor- 

 ter, of the same colour, deeply pinnatifid, with the lowest segments (lobes) 

 often reduced or wanting; the axillary buds scaly, proliferous. Ultimate 

 branches oblong-lanceolate, acuminate, to 25 c.M. long, ± ^'/j c.M. broad, 

 straight or curved, deeply pinnatifid; lobes suberecto-patent, the largest lo 

 1 '/2 c.M. long, ." '/j ta.M. broad, linear-oblong, acute, the edge slightly revolute, 

 serrulate. Texture subcoriaceous ; surfaces naked, upper dark-green, lower 

 white or glaucous; costae sparingly scaly; veins pellucid, forked. Sori ± 

 medial or nearer the margin; sporangia 2 — 5, yellow. 



New Guinea. 



(13rt) «. I«»lieri, Christ, Bull. Herb. Boiss., 2« Serie, VI, 1009. 



Between G. hispida, Mell. k vestita, Bi. Rachises cinnamon-coloured, 

 densely clothed with flaccid, lanceolate and subulate, fimbriato-ciliate, rufous, 

 spreading scales. Ultimate segments triangular-lanceolate, contiguous, ± 1 '/^ 

 c.M. long, + 3 m.M. broad at the base, the edge often reflexed, entire, the 

 apex rather acute; texture subcoriaceous; upper surface black-green, lower 

 bright-green, scaly on the midribs. 



Luzon. 



* (16) O. aitiboineiisis, ». A., v. R. — Insert: Bull. D^p. Agr. 

 r. N., d908, XVIII, 5. 



