4. CYATHEA. 17 



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

 as the rac/iis), densely paleaceous with lar^e whitish scales 1-1 ^ in. 1.; fr. 

 hipinnate ; piiinl. lanceolate, deeply ])innatifid, G-8 in. 1., lanceolate, acuminate, 

 deeply pinnatitid ; lohcs linear-oblonn-, acute, serrated, faU'ate, glalirous ; rachis 

 and costm sliuhtiy hairy ; sori generally covering the whole of the lohes ; invol. 

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

 or less torn at the margin. — Ilk. Sj). l.^j. 17. t. 9. A. 



Hab. W. Indies, Brazil, Mexico. — Guatemala?, Salvin tt Godman (not at all 

 muricated). 



6. C.insignis, Eat. ; st. very paleaceous at the base, with long, glossy, subulate 

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

 rachises and costoi beneath muricated ; prim, pmnce 8 ft. 1. ; second, ones 7-B 

 in. 1., ^-| in. w., elongato-oblong, finely acuminated, sessile, pinnatifid nearly to 

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

 sori copious ; invol. firm-membranaceous, cinnabar-brown, sub-pruinose (with a 

 glaucous tint), often Vireaking down into 4 subequal valves. — Eat. in Fil. Wright, 

 et Fcndl, p. 215. C. princeps, J. Sm. C. Bourgaji, Fourn. 



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

 Wright, n. 1064. Mexico, Bouryeaii. Vera Cruz, Salvin. — A fine species, quite free 

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

 traces of long subulate glossy dark-brown ones, free from hairs ; fronds glaucous beneath, 

 and with very peculiar involucres. 



7. C. Tiissacii, Desv. ; st. and rachis pale or dark-brown, sparsely tuberculato- 

 asperous, beneath and on the costse and costules more or less copiously clothed 

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

 fr. subcoriaceous, bipinnate ; pi/ml. lanceolate, acuminate, serrate, deeply ])in- 

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

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

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



Hab. West Indian Islands. Caracas. — The generally copious scurfy scales on the 

 imderside of the frond are mainly characteristic of our C. Inn uyana. It appears to be a 

 high mountain species, gathered on the Blue Mountain 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 ;" j)innce 12-1.5 in. 1., 

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

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

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

 responding to each lobe of the pinnl. ; invol. mamillteform, subcoriaceous with a 

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

 Wrigld, et Fend. p. 215. 



Hab. Cuba, C. WrigJit, n. 10G3. — A most distinct and well-marked species, admirably 

 distinguished by Mr, Eaton, I. c. 



9. C. cuspidata, Kze. ; "/r. bipinnate ; pinnl. alternate, subsessile, divergent, 

 oblong, cuspidate, 4|-6 in. 1. by H in. w., unequal at the base, deeply pinnatifid," 

 having beneath a few deciduous whitish scales ; lohes linear-falcate, the lower 

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

 invol. cinnamon-brown, firm, bursting verv irregularly, " stipes hairy at the 

 base."— i//?;. Sp. \.p. 19. t. 12. A. 



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

 resemble some of the forms of C. arborea; but the involucres are vei-y different 



C 



