﻿822 APPENDIX. 22. DRYOPTERIS. 



(1116) D. Bordenii, Christ, Philipp. Journ., II, 204. 



Rhizome oblique, thicJi, sparingly clothed with minute, crisped, lance- 

 olate, pale-brown scales. Stipes subfasciculate, firm, to 30 c.M. long, often 

 shorter, yellowish or brownish, puberulous. Fronds ovate, 25 — 35 c.M. long 

 above the auricles, 15 — 20 c.M. broad, pinnate, the apex pinnatifid, acumi- 

 nate. Pinnae lanceolate, ± 15 on each side, horizontal, sessile, + 10 c.M. 

 long, + 1^2 c.M. broad, the base truncate, the edge cut to Vi'Way down 

 to the costa, the apex acuminate; higher pinnae adnate, close, lower not-re- 

 duced ones sharply deflexed, cuneate at the base; lower pinnae suddenly 

 reduced into + 10 small, triangular, subacute auricles or minute lobes or 

 glands occupying the stipe to the base. Secondary segments oblique, subfal- 

 cate, close, pectinate, + 3 m.M. long, + 2'/2 m-M. broad, entire, obtuse. 

 Texture herbaceous ; colour dark-green ; rachis and surfaces shortly pubescent ; 

 veins not very distinct, + 7 on each side, only the lowest anastomosing. 

 Sori medial, small; indusium small, dark-grey, soon evanished. 



Luzon, Palawan. 



* (112) O. truncaia, o. Mtxe. — Insert as a synonym: Polypo- 

 dium truncatum, Poir., (oldest name). 



33. IMESOCHL-iiJElN^., JS. Brown. 



* (1) II. {BOlycarpa, Bedd. — Insert as a synonym: Dryopteris 

 polycarpa, Christ, Philipp. Journ., II, 202. 



* (2) M. larutensifS, ». a. v. R., var. borneensis. — Insert : Bull. 

 D(^p. Agr. I. N., d908, XVIII, 8. 



25. A.SI*ir>IXJ3I, Swarts,. 



$ I. TECTARIA. 



(4) A. calcareiiiii, Pr. — Insert as a synonym: Sagenia calcarea, 

 J. Sm., (oldest name). 



* (5) A. angulal/Um, «J. Snt. — Insert as a synonym: Polypodium 

 angulatum, Willd., (oldest name). 



