25. CHEILANTHES, ADIANTOPSIS. 133 



both edges of the segments, small, roundish. Hypolepis, Hie. Sp. 2. p. 73, 

 t. 92. A. 



Hab. Jamaica ; discovered by Mr. Purdie. 



9. C. (Adiant.) dichotoma, Swartz ; st. densely tufted, slender, 4-6 in. 1., 

 polished, naked, dark chesnut-brown ; fr. 12-18 in. 1., 4-6 in. br., oblong, tri- or 

 quadripinnate, the main rachis very slender, zigzag, the secondary ones the 

 same, spreading at right angles ; pinnae 2-3 in. 1., deltoid ; pinnl. lanceolate- 

 oblong, cut down to the rachis into a few ternately-divided roundish or oblong 

 segm. or even again slightly branched at the base ; ult. divisions J in. each way ; 

 rachis naked and polished, both surfaces naked; sori small, roundish, marginal, 

 distinct. HL Sp. 2. p. 104. t. 102. B. 



Hab. Quito, Brazil, and Uraguay. Very different from all the others in manner of 

 growth, &c. 



10. C. (Adiant.) Seemanni, Hk. ; st. tufted, 3-6 in. 1., strong, wiry, erect, 

 dark chesnut-brown, fibrillose below ; fr. 4-9 in. 1., 2-3 in. br., ovate-lanceolate, 

 tripinnatifid ; pinnae in numerous nearly opposite pairs, the lowest 1^-2 in. 1., 

 | in. br., lanceolate ; the pinnl. oblong-lanceolate, cut down to the rachis below ; 

 texture subcoriaceous ; rachis and both surfaces nearly naked ; sori roundish, 

 1 to 4 to the segments, lateral, not confluent ; inwl. pale-brown. Hk. Sp. Fil. 2. 

 p. 85. t. 97. A. 



Hab. Sierra Madre, N.W. Mexico ; discovered by Dr. Seemann. This may be a form 

 of C. microphylla, from which it differs only in its distinct involucres. 



11. C. (Adiant.) Schimperi, Hk. ; st. tufted, 3-6 in. 1., erect, wiry, naked, 

 chesnut-brown, glossy ; fr. 3-4 in. 1., nearly as broad, deltoid, quadripinnatifid ; 

 lower pinnae much the largest ; pinnl. lanceolate-deltoid, ult. divisions linear, 

 acute, entire or toothed, 2 lin. 1., less than | lin. br. ; texture subcoriaceous ; 

 rachis glossy, naked ; sori numerous, . small, placed along both margins of the 

 ult. divisions. Hk. Sp. 2. p. 70. 



Hab. Abyssinia ; discovered by Schimper. Habit of Hypolepis califomica and Chei- 

 lanthes tenuifolia. 



12. C. (Adiant.) incisa, Kunze ; st. 1-2 in. 1., erect, polished, naked, dark- 

 brown ; fr. 2 in. 1., 1 in. br., ovate-deltoid, tripinnatifid ; lower pinnce I in. 1., 

 cut down to the rachis into several oblong pinnl. ; segm. narrow, linear, sharp- 

 pointed ; texture subcoriaceous ; sori few, distant, marginal, roundish or trans- 

 versely oblong. Mett. Cheil. No. 65. t. 3.f. 28-31. Hypolepis serrata, Fee. 



Hab. South of Brazil, fide Mettenius. There is no specimen of this in the Hookerian 

 Herbarium, but it is carefully figured and described by Prof. Mettenius, and seems a 

 very distinct plant. 



13. C. (Adiant.) chlorophylla, Swz. ; rhizome stout, paleaceous ; st. contiguous, 

 12-18 in. 1., strong, erect, polished, naked, dark chesnut-brown ; fr. 12-18 in. 1., 

 4-8 in. br., ovate-lanceolate tripinnatifid ; pinnce 3-5 in. 1., f to l in. br., 

 distant, lanceolate ; pinnl. lanceolate, cut down to the rachis into numerous 

 entire linear-oblong segm. ; texture herbaceous ; rachis like the stipe ; sori 

 numerous, small, roundish, placed- on both edges. Hypolepis spectabilis, Link, 

 Hk. Sp. 2. p. 73. t. 88. B. 



Hab. South America, from New Granada southward to Monte Video. 





