]32 25. CHEILANTHES, ADIANTOPSIS. 



above, slightly crenate ; texture subcoriaceous ; rachis pubescent like the stipe ; 

 sori roundish, placed at intervals round the edge of the pinnules. Adiantum, 

 Kwnze, 



Hab. Brazil ; gathered by Beyrich and Bongard. We have not seen this, and our 

 description is an abstract of that of Prof. Mettenius. 



4. C. (Adiant.) paupercula,, Mett. ; st. tufted, wiry, slender, erect, 4-6 in. 1., 

 dark chesnnt-brown, glossy, naked ; fr. 4-6 in. 1., 3-4 in. br., triangular- 

 acuminate in general outline, simply pinnate half or one-third of the way down, 

 with 2 to 4 erecto-patent pinnae on each side of the lower half ; pinnl, 3 lin. 1., 

 1J lin. br., oblong, scarcely toothed ; texture subcoriaceous ; rachis like the stipe ; 

 sori 1 to 3 to a segment, small, roundish. Hypolepis, Hk. Sp. 2. p. 73. t. 88. C. 



Hab. Cuba ; gathered by Linden and Wright. 



5. C. (Adiant.) radiata, R. Br. ; st. tufted, 12-18 in. 1., strong, erect, wiry, 

 glossy, blackish, polished ; pinnce 6 to 9, all radiating from a common centre 

 like the spokes of a wheel, with a whorl of bract-like segments at the axis, the 

 longest 6-9 in. L, f-1 in. br. ; pinnl. numerous, close, ^ in. 1., 1-1^ lin. br., 

 unequal- sided, truncate at the base below, auricled at the base above ; texture 

 Aubcoriaceous ; rachis glossy, naked ; sori small, very numerous, placed along 

 both margins of the entire pinnules. Hypolepis radiata, Hk. Sp. 2. p. 72. 

 #.91. A. 



Hab. Tropical America, from the West Indies and Mexico southward to Peru and Rio 

 Janeiro. 



6. C. (Adiant.) capensis, Swz. ; st. tufted, erect, 4-6 in. 1., naked, dark 

 flhesnut-brown ; fr. 4-6 in. L, 3-4 in. br., ovate-deltoid, bipinnatifid ; lower pinnce 

 much the largest ; pinnl. on the lower side larger than the others, ovate, bluntish, 

 1 in. 1., ^ in. br., cut down below to a narrowly-winged rachis into oblong 

 blunt nearly entire segm. 3-4 1. lin., 2 lin. br. ; texture herbaceous ; rachis polished, 

 chesnut-brown ; under surface naked, bright-green ; sori small, placed all round 

 the edge of the segments ; invol. ciliated. Hypolepis, Hk. Sp. 2. p. 72. t. 77. C. 



Hab. Cape Colony. This and the next differ from all the others by their more herba- 

 ceous texture. 



7. C. (Adiant.) Kirkii, Hk. ; st. densely tufted, 6-9 in. 1., erect, chesnut- 

 brown, polished, naked, but fibrillose towards the base ; fr. 4-6 in. each way, 

 deltoid, bipinnatifid, the upper pairs of pinnce narrowly decurrent, the lower 

 pair much the largest and the pinnl. of the lower side much larger than those of 

 the upper, 1-1^ in. 1., lanceolate-oblong, acuminate, cut down nearly to the 

 rachis into several linear-oblong segm., with about their own breadth between 

 them ; texture herbaceous ; rachis dark chesnut-brown, both surfaces nearly 

 naked ; sori numerous, small, roundish, marginal, contiguous but not confluent. 

 Hk. 2nd Cent. F. t. 81. 



Hab. Gathered by Dr. Kirk in Zambesi Land on rocks in the Moramballa Mountains 

 at an elevation of from 2-3,500 ft., and by Dr. Welwitsch in Angola. This has entirely 

 the habit and other characters of Pellcea geraniifolia, but the fructification is that of this 

 section of Cheilanthes. 



8. C. (Adiant.) pedata, A. Br. ; st. tufted, 6-12 in. L, wiry, erect, naked, dark 

 chesnut-brown, glossy ; fr. about 6 in. each way, ternately divided, the central 

 portion triangular-acuminate, with numerous linear-lanceolate pinnl., growing 

 gradually larger downwards, the lateral portions lanceolate, with the lowest 

 pinnl. on each side 1-2 in. L, pinnate ; segm. 3-4 lin. L, l-l lin. br., oblong, 

 narrowed suddenly to a point, auricled at the base above ; texture subcoriaceous ; 

 rachis dark-coloured and polished like the stipe ; sori numerous, placed round 



