THE FAMILIES, GENERA AND SPECIES OF PTERIDOPHYTA. 473 



Rhizome long; leaves distant, 2 to 3-pinnate; veins 



free 6. aquilina. 



1. P. longifolia, Linn. — Beside open, running water, 2,000 

 to 4,000 ft. Magaliesberg (Pa. ?). Burke: Aapjes-poort, Pa., 

 Rchmann 4,047; Mac-a-mac, Ly., McLea; Malmanieoog, Mo., 

 5.000 ft., Biirtt-Davy 69; Selati Goldfields, Ze., Junod, 1,040; 

 Barberton, Oranje, in T.M.H. 412; Scheerpoort, Pa., Miss 

 Lccndcrtz 738; Waterval Onder, Bn., Jenkins in T.M.H. 765; 

 Waterval Boven, Bn., Rogers 113. 



2. P. cretica, Linn. — Open forest glades and in kloofs, 4,200 

 to 6,400 ft. Magaliesberg, Pa., Sanderson; Rietvlei, Belfast, 

 Ly., Burtt-Davy 1,237; Houtboschberg, Ze., Miss Eastzvood; 

 Hoiitboschrand, Ze., 4,500 ft., Sehlechter; Rietfontein, Yster- 

 berg Mountains, Miss Leendertz 172; Fountains, Pretoria, Pa., 

 Miss Leendertz 109. 



3. P. qnadri-aurita, Retz. — In forests, 2,300 to 4,200 ft. 

 Drakensberg, near Mac-a-mac Goldfields, Ly., McLea 41; 

 Magaliesberg (R.?), Zeyher; Marovuni, Ze., Junod 226; Bar- 

 berton, Bn., Oranje. in T.M.H. 414; Mamotsuiri, Ze., com- 

 mon, Junod. 



Var. setifrons. Baker. — Shiluvane, Ze., 2.200 to 2,400 ft., 

 Junod. 



4. P. fabellata. Thunb. — I'^orests and kloofs near water, 

 3.900 to 4,200 ft. Magaliesberg (R. ?), Zcylier. Burke, Sander- 

 son; Zoutspansberg, Ze., 3,900 ft., Sehlechter 4,600; Rietfon- 

 fontein, Ysterberg Mountains, Zw., Miss Leendertc 881; 

 Waterval Onder, Bn.. Rogers 93. 



5. P. BucJianani, Baker. — Waterval Onder. Bn., Jenkins, in 

 T.M.H. 766, 767, fide Miss Leendertz. 



6. P. aquilina. Linn. — Open mountain sides, often above the 

 forest belt, sometimes in rocky places or among bush, 3,000 

 to 5,700 ft. Magaliesberg, Pa., Sanderson; Athol, E., 4,550 ft., 

 Burtt-Davy 1,899; Barberton, Bn., among bush, common, 

 3,000 ft., Burtt-Davy 169; Shiluvane, Ze., Junod 892; Mamot- 

 suiri, Ze., Junod; Heidelberg, H., 5,026 ft.. Rogers 174; Riet- 

 fontein, Ysterberg Mountains, Zw., Miss Lecndcrtz 173; Bok- 

 fontein, Jenkins, in T.ALH. 768; Fountain Grove, Pretoria, 

 Pa., Miss Leendertz no; Johannesburg, J., Petcrsson, in 

 T.M.H. 430. 



17. LoNCHixrs, Linn. 



Sori oblong or linear, confined to the sinuses of the leaf- 

 divisions; veins joining copiously. — Closely related to Pteris; 

 from Cheilanthes and Hypolepis it differs by the anastomosing 

 vernation. Onlv one species. 



I. L. pube'scens. Willd. — Houtboschberg, Ze.,. Miss East- 

 zvood. 



18. PoLYPODiuM, Linn. 



Sori without indusium. orbicular or rarely oblong, variously 

 -dispersed over the under surface of the leaves. — Leaves simple 

 or pinnately compound. 



Leaf simple, entire or lobed; stipe jointed on to the 

 rhizome : 



