320 Palme CB. 



{spadix), which are at first enclosed in one or more coriaceous 

 •or woody spathes, usually bibracteate ; perianth inferior, 

 segm. 6, biseriate, imbricate or valvate in bud ; stam. 3 or 6, 

 rarely more, inserted at the base of the perianth, fil. long or 

 short, anth. versatile; ov. 1-3-celled, or of 1-3 free or connate 

 carpels, cells 1-2-ovuled, stigmas 3, usually sessile, ovules 

 variously inserted, anatropous; fr. a 1-3-celled drupe or berry, 

 or of 1-3 indehiscent carpels, pericarp various, sometimes 

 covered with hard polished scales imbricating downwards ; 

 seeds various, raphe usually branching over the whole surface 

 of the testa, embryo 5mall, near the surface of a copious 

 endosperm. 



L. pinnatisect. 



L. simply pinnatisect. 



Sides of leaflets reduplicate in vernation. 

 Spadix inserted below the 1. 

 Stigma terminal in fr. 



Stam. 3 or 6 I. Areca. 



Stam. 9-12 2. Loxococcus. 



Stigma lateral or basal in fr 3. Oncosperma. 



Spadix interfoliar. 



Epicarp smooth, naked 10. COCOS. 



Epicarp covered with shining scales . . 8. Calamus. 

 Spadix terminal ...... 5. Nipa. 



Sides of leaflets induplicate in vernation . . 6. Phcenix. 



L. decompound 4. Caryota. 



L. fan-shaped. 



Spadix terminal 7. Corypha. 



Spadix interfoliar 9. Borassus. 



The key to the genera of Palms given above is an artificial one. I 

 hence supplement it by their natural arrangement, as followed in this 

 work, but which does not lend itself to the construction of such keys as 

 are adopted for most of the other Orders. 



Tribe i. Areceae. L. simply pinnatisect, leaflets with reduplicate sides 

 in vernation; fr. not clothed with scales. — \, Areca; 2, Loxococcus; 

 3, Oncosperma; 4, Caryota; 5, Nipa. 



Tribe 2. Phoeniceae. L. pinnatisect, leaflets with induplicate sides in 

 vernation ; ov. of 3 separate carpels. — 6, P ha- nix. 



Tribe 3. Coryphese. L. flabelliform, segm. free or connate, sides in- 

 duplicate in vernation, ov. of 3 separate carpels. — 7, Corypha. 



Tribe 4. Iiepidocaryeee. L. pinnatisect, leaflets with reduplicate sides 

 in vernation ; fr. tessellate with reflexed shining scales. — 8, Calajnus. 



Tribe 5. Borasseee. L. flabelliform, segm. connate, sides induplicate 

 in vernation, ov. 3-celled. — 9, Borassus. 



Tribe 6. Cocolneae. L. pinnatisect, sides of leaflets reduplicate in 

 vernation; ov. 3-celled; fr. with a woody i -seeded endocarp, having 

 3 basal holes, opposite to one of which the embryo is placed. — 10, 

 Cocos. 



