4. CTATHEA. 17 



5. C. Serra, W. ; st. thicker than one's finger, more or less mnricated (as well 

 as the raehii), densely paleaceous with large whitish scales 1-H in. 1.; fr. 

 hipinnate ; pinnl. lanceolate, deeply pinnatifid, 6-8 in. 1., lanceolate, acuminate, 

 deeply pinnatifid ; lobes linear-oblon?, acute, serrated, falcate, glabrous ; radiis 

 and cost<B slightly hairy ; sori generally covering the whole of the lobes ; inrol. 

 very thin and membranaceous, at length forming a>shallow cup, entire or more 

 or less torn at the margin. — St. Sp. 1. p. 17. t. 9. A. 



Hab. W. Indies, Brazil, Mexico. — Guatemala ?, Salnin <t Godman (not at aU 

 mnricated). 



6. C.insignis, Eat. ; St. ystj paleaceous at the base, with long, glossy, subulate 

 scales ; fr. ample, coriaceous, glabrous, dark-green, glaucous beneath, all the 

 rachises and costce beneath mnricated ; prim. pinn<B 8 ft. 1. ; second, ones 7-8 

 in. L, ^-f in. w., elongato-oblong, finely acuminated, sessile, pinnatifid nearly to 

 the costa ; lobes oblong-falcate, obtuse, quite entire, the margin slightly reflexed ; 

 sori copious ; invol. fiirm-niembranaceoos, cinnabar-brown, sub-pruinose (with a 

 glaucous tint ), often breaking down into 4 subequal valves. — £at. in FU. Wnght, 

 et Fendl. p. Ho. C. princeps, J. Sm. C. Bonrgaei, Foum. 



Hab. Jamaica, on St. Catharine's Peak ; elev. 5,000 ft., WiUon, n. 716. Cnba, 

 Wrightj n. 1064. Mexico, Bmirgeau. Vera Cmz, Sairin. — A fine species, quite free 

 from scales, except in the stoutest portion of the stipes I possess, where there are 

 trac€s of long snbalate glossy dark-brown ones, free from hairs ; fronds glaucoas beneath, 

 and with very peculiar in?olnciE9. 



7. C. Tussacii, Desv. ; rf. and racMs pale or dark-brown, sparsely tuberculato- 

 asperons, beneath and on the costs and costules more or less copiously clothed 

 with ferruginous down and scurfy with small, laciniated, often bullate scales ; 

 fir. snbcoriaceous, bipinnate ; pinnl. lanceolate, acuminate, serrate, deeply pin- 

 natifid ; lobes oblong or linear-subfalcate, generally nearly entire ; sori near the 

 costa ; invol. globose, membranaceous, fragile, breaking down very irregularly. 

 — C. Imrayana, Ht. Sp. \.p. 18. t. 9. B. (excl. var. /3.). 



Hab. West lodiaa Islands. Caracas. — ^The genenlly copious scurfy scales on the 

 underside of the frond are mainly characteristic of our C. Imrayana. It appears to be a 

 high mountain species, gathered on the Bine Moimtain Peak in Jamaica ; alt. 5,000 ft 



8. C. balanocarpa. Eat.; "st. sparsely aculeated at the base and paleaceous 

 with brown, narrow scales ; fr. glabrous, ample, bipinnate;" pinnce 12-15 in. 1., 

 2 in. br., oblong, acuminate ; pinnl. very numerous, 2-2^ in. 1., 2^ Unes w., linear- 

 oblong, obtuse crenato-lobate in their lower half, with a distinct, rounded auricle 

 at the inferior base, the superior half of \he pinnl., or less, entire ; sori, one cor- 

 responding to each lobe of the pinnl. ; invol. mamUlEeform, snbcoriaceous with a 

 circular opening at the apex from which the capsules soon protrude. — Eat. Fil. 

 Wright, et Fend. p. 215. 



Hab. Cuba, C. Wright, n. 1063. — A most distinct and well-marked species, admirably 

 distingnished by Air. Eaton, I. c. 



9. C. euspidata, Kze. ; "fr. hipinnate ; pinnl. alternate, subsessUe, divergent, 

 oblong, cuspidate, 45-6 in. 1. by If in. w., unequal at the base, deeply pinnatifid," 

 having beneath a few deciduous whitish scales ; lobes linear-falcat«, the lower 

 fertile portion a little contracted, crenulate at the apex, and acute ; sori costal ; 

 inml. cinnamon-brown, firm, bursting very irregularly, " stipes hairy at the 

 base."— /ft. Sp. l.p. 19. t. 12. A. 



Hab. Pern, Poeppig. — My fragments received from Dr. Kunze in many respects 

 resemble some of the forms of C. arborea; but the mvolncres are very different 



C 



