cocos 



EB. Bachis not abruptly contracted. 



c. Leaflets flaccid. 



D. Form of Ifts. linear. 



E. Arrangement of Ifts. equidistant. 



WeddelUina, H. Wendl. Fig. 508. Stem 4-7 ft. high, 

 IMin. indiam., densely covered with persistent sheaths: 

 Its. equally pectinate-plnnatisect, 3-3J4 ft. long: petiole 

 8-20 in. : sheath coriaceous-fibrous, glabrous or tomen- 

 tose, with slender brown hairs, at length evanescent : 

 blade 2-3 ft. : segments about 50 on each side, widely 

 spreading, the middle 5 in. long, 2 lines wide, subequi- 

 distant. glaucous beneath : rachis iiliform at the apex, 

 brown-scalv. Trop. Braz. R. H. 1879, p. 434. I.H. 

 22:220. A. G. 16:345. -The most important of small or- 

 namental palms for the north, 



EE. Arrangement of Ifts. in grotips of 2-4. 



plumosa. Hook. Stem 30-36 ft. high, 10-12 in. thick, 

 ringed at intervals of a foot, clothed near the apex with 

 remnants of the dead petioles ; Ivs. erect-spreading, 12- 

 15 ft. long, recurving : petiole %-% as long as the 

 blade : segments linear acuminate, sparse, solitary or 

 mostly in groups of 2-1, 1% ft. long, deflexed near the 

 apex. Cent. Braz. B.M. 5180. — The chief avenue palm 

 of the genus. A quick-grower, ultimately 50 ft. high in 

 S. Fla. and Calif. 



CC. Leaflets rigid. 



butyricea, Linn. Stems very tall, naked : Ivs. pin- 

 nate : Ifts. simple ; spathe cylindrical-oblong, 4-6 ft. 

 Venezuela. — Rare and perhaps confused with Scheelea 

 butyracea. Little known. 



D. Form of Ifts. sword-shaped. 



Bomanzoifi&na, Cham. Stems 30-40 ft. high, some- 

 what fusiform above: Ivs. about half as long as the cau- 

 dex, the withered ones deflexed, pendent, the upper 

 spreading, incurved, segments conduplicate at the base, 

 ensiform. S. Braz., near the sea. 

 DD. Form of Ifts. linear: apex obtuse: petiole glaucous. 



auBtrilis, Mart. Pindo Palm. Height 8 ft.: stim 

 erect, columnar, equal, strongly annular above ; petiole 

 naked ; segrnents line.ir, glaucous, rather rigid : fr. as 

 large as a pigeon's egg. outer pulp sweet, edible, seed 

 oily. Paraguay. G.C. III. 18:739. A. F. 5, 515, and 7:805. 

 R.H. 1876, p. 155. — A slow grower. Cult, under glass 

 and outdoors in Fla. and Calif. 



nucifera, Linn. Csco Palm. Cocoanut Tree. Figs. 

 507, 508. Caudes 40-100 ft. high, flexuous, thickened at 

 the base: Ivs. 12-18 ft. long ; Ifts. linear-lanceolate, 2-3 

 ft coriaceous, flaccid petiole 3-5 ft , stout Seashores 

 within the tropici Indigenous to Cocos or Keeling 

 Islands of the Indian 

 ocean R H 1805 



GF 7 15 -Produ r- 

 the cocoanuts of c < nt 

 nierce Rarely cult 

 111 northern green 

 houses 



COCOS 343 



the mouth; petiole 1% ft. long, spinose-serrate ; seg- 

 ments 50-60 on a side, crowded below, then equidistant, 

 linear-lanceolate, the uppermost long-setaceous filiform. 



DDD. Form of Ifts. narrowly lanceolate. 

 E, Lvs. long, 6-15 ft. in mature specimens. 

 p. Petiole spinose-serrate: segments of leaf less 

 numerous. 

 Yatiy, Mart. Stem 12-15 ft. high, over 1 ft. in diam., 

 naked below, covered with dead sheaths above: lvs. re- 

 curved, spreading 6-9 ft. ; sheath 1 ft. long, fibrous at 



508 Cocos Weddelhana 



the middle ones 2>^ ft. long, 

 in. long, 54in. wide, all rigid, 

 Argentina. 



FF. Petiole not spinose-serrate : segments of leaf 

 very numerous. 



Datil, Drude & Griseb. Stem 30 ft. high, 8-12 In. diam. : 

 lvs. 12-15 ft. long; sheath about 16 in. long; petiole \yi 

 ft. long. 1^3 in.wide, %in. thick; segments linear-acumi- 

 nate, glaucous, densely crowded in groups of 3 or 4, 

 150-160 on each side, the lowest 2 ft., middle 2]/^ ft. and 

 apical 1 ft., the uppermost filiform, all narrow, stiff and 

 rigid, the dried lvs. glaucous green or whitish. Argen- 

 tina; islands and river banks. The fruits are edible, 

 resembling those of the date palm. Hardier in S. Calif, 

 than C . plumosa, flexuosa , and Bomamoffiana. 



coronata, Mart. Trunk at length 18-30 ft. high, 8 in. 

 in diam., erect, deeply ringrd: lvs. erect-spreading, 6-9 

 ft. long, short-pitiolcd, arranged in a close, 5-ranked 

 spiral, the loni; |.. asi^tint lias.s of the petioles forming 

 a spiral-twisted ■■i.liiinu l.i l.nv the crown; leaf-segments 

 in groups of 2 or :'., 1'oI.IimI together from the base (con- 

 duplicate), linear lanceolate, .acute, coriaceous, densely 

 crowded, about 100 on each side; midrib 4-sided below, 

 3-sided above. Brazil. 



EE. Lvs. shorter. 8-4% ft. in mature specimens. 

 F. Apex of Ifts. obtuse. 



camp^stris. Mart. Stem 8-10 ft. high, thickened, scaly : 

 lvs. spreading-recurved, rigid, 3-4^^ ft. long: rachis ele- 

 vated, triangular above, convex below : segments nar- 

 rowly lanceolate, 30-40 on each side, obtuse at the apex 

 and shortly cordate-acuminate. Brazil. — Hardier than 

 C. nucifera. 



FF. Apex of Ifts. acuminate. 



lnslffms,Mart. (G?aji<>TO ujsfjni.s, Hort.). Stem3-6ft. 

 high, 1>^ in. indiam.: lvs.4M-6 ft. long; sheath densely 



