802 APPENDK. 10. LYGOWOM. 



(2o) li. basilanicnin, CluuX, Philipp. Journ., II, 179. 



Main rachis slender, ochraceous. Primary petioles + 3 c.M. long, nar- 

 rowly winged. Pinnulae stalked, 5— 4-lobate, the stalk + '/z c.M. long, 

 winged, the central part undivided; lobes pedately arranged, + 9 c.M. long, 

 ± 6 oi.M. broad, patent, thinly marginate, the basal ones deflexed. Texture 

 coriaceous; coslulae slender, distinct, rufo-stramineous ; veins prominent, 

 oblique, 2 — 5-furcate, close. Fertile segments suddenly contracted at or below 

 the middle to a wing + 1 m.M. broad. Soriferous spikes close, pectinate, 

 + 272 m.M. long. 



Basilan. 



* (3) Ij. circinatum, Ste. — Insert as a synonym: Ophioglossum 

 circinalum, Burm., (oldest name). — After var. monstruosum & cristatum, 

 insert: v. A. v. R., Bull. D6p. Agr. I. N., 1908, XVIII, 5. 



War. cristatum: Marginal strand very indistinct, apparently want- 

 ing. By its crested spores this approximates the examined specimens of L. 

 trifurcatum. Bk, but the fertile spikes are closely pectinate, not in groups. 



* (5) Ei. trifurcatum, Jffc. — The specimens gathered in New 

 Guinea by Prof. Dr. Treub and those cultivated in the Buitenzorg gardens 

 have the laciuiae narrower than in the typical form, the fertile spikes parti- 

 ally in groups of 1— r3, and the spores verrucose and crested. 



* (7) li. scandens. Sir. — Insert as a synonym: Ophioglossum 

 scandens, L., (oldest name). 



* (10) Ei. flexuosnui, Ste. — Insert as a synonym: Ophioglossum 

 flexuosuin, L., (oldest name). 



* (11) I'- japonicum, Su>. — Insert as a synonym: Ophioglossum 

 japonicum, Thb., (oldest name). 



(11a) Ij. Meariisii, Copel., Philipp. Journ., Ill, 57. 



Near L. flexuosum & japonicum, 5m;. Primary petioles 5—9 m.M. long. 

 Barren pinnae + 15 c.M. long, 12—18 c.M. broad. Pinnulae 2—3 on each 

 side, pinnate, on stalks more than 1 c.M. long. Leaflets in 1 pair below the 

 terminal ones; lateral leaflets stalked, 5-fid with obtuse lobes, terminal ones 

 larger, lanceolate; edges obscurely crenate, the crenations denticulate. Texture 



