THE FAMILIES, GENERA AND SPECIES OF PTERIDOPHYTA. 465 



9. A^. molle, Desv. — "Transvaal." Buchanan, Lady Barkly. 

 10. A', unituin. R.Br. — Nelspruit, Ly., Rogers 58. 



4. Oleandra, Cavan. 



Sori globose, inserted in a row near the midrib or below the 

 centre of the compact, free veinlets. Indusium reniform. — 

 Leaves simple; stipes articulated; rhizomes long, woody, and 

 trailing. Only one species. 



I. 0. articiilata, Cav. — Magaliesberg (R. ?j, ZcyJicr, Burke 

 530; kloofs of the Magaliesberg, near Wolhiiter Kop, R., V. G. 

 Craivley. 



5. Davallia, Smith. 



Sori with a tubular or cup-shaped, entire indusium, always 

 terminal on the veins, at or close to the margin. — Small or 

 large plants with creeping or climbing, thick rhizome. Leaves 

 compound. 



Rhizome creeping; stipe continuous with the rhizome; 

 leaf deltoid or ovate-deltoid, 3 to 4-pinnatifid, villose 



below I. speliincoc. 



Crown tufted : leaf oblong-lanceolate, 2-pinnate, 



coriaceous, glabrous 2. concinna. 



1. D. spelunccv. Baker. — Magaliesberg (R. ?), Burke, Zey- 

 Jier; apparently not since collected. Said to grow in swamps. 



2. D. concinna, Schrad. — Epiphytic on tree trunks, in 

 forests. Houtboschberg, Ze.. 6.500 ft., Schlcchter 4,700. Reh- 

 ruann 5.606; -\Iarovuni, near Shiluvane. Ze., Junod 214. in 

 T.M.Ii. 389; near Shiluvane, Ze.. Junod 886. 



6. Lomaria. Willd. 



Sori in a continuous line on each side of the midrib, with a 

 membranous indusium attached close to the margin of the 

 leaf and opening towards the midrib, the sori at length cover- 

 ing almost the whole underside. — Leaves usually pinnate or 

 pinnatifid, the inner ones often with linear pinnje and fertile; 

 the outer ones with broader pinnae and sterile. Veins mostly 

 forked. 



Stem shortly procumbent; leaves 3 to 5 ft. long, 8 to 

 10 inches wide at the middle; pinnae of barren leaf 

 attached to the midrib along the whole of its widened 



base I. attenuafa. 



Stem erect, 2 to 3 ft. long; leaves i to 3 ft. long or 

 more: pinna of barren leaf narrowed to the base or 

 stalked 2. Boryana. 



1. L. attoiuata, W'illd. — In wet, very shady ravines, near or 

 in water, not rare, 2,300 to 4,200 ft. Magaliesberg (R. ?), 

 Sanderso)!, Bolus; Barberton, Bn., Burtt-Davy 327; Houtbosch- 

 berg, Ze., Miss Eastzvood; Marovuni and Mamotsuiri, Junod 

 224; Rietfontcin (Ysterberg), Zw., Leendcrtc, 171. 



2. L. Boryana, Willd. — Upper edge of Drakensberg forests, 

 up to 5,000 feet. Mauchsberg, Ly., on dry, rocky hills, Burtt- 

 Davy 485; Haenertsberg, Ze., Miss Eastzvood, in T.M.H. 759; 

 Shiluvane, Ze., in damp spots at 2.300 ft., Junod 881; Maro- 

 vuni, Ze., Junod 234. 



