34 AKECACEAE. 



6. 8. ciliata Miohx. Stems 3-6 dm. tall, pubescent especially on the angles 

 above: leaf-blades narrowly linear, very variable in width: bracts ciliate: 

 aehenes subglobose or globose-ovoid, 3 mm. long, acute, roughened by unequal 

 projections or short ridges, those near the base longer and deflexed: hypogyn- 

 ium a narrow obtusely 3-angled border supporting 3 entire or 2-lobed 

 tubercles. Pinelands. (Cu&a, Ant.) 



7. 8. pauciflora Muhl. Stems 2-5 dm. tall: leaf-blades narrowly linear, less 

 than 2 mm. wide, the upper elongate and often overtopping the stem: spike- 

 lets in a small terminal cluster and in 1 or 2 axillary ones: aehenes globular, 

 1.5-2 mm. in diameter, papillose, the lower papillae elongated and reflexed: 

 hypogynium a narrow obtusely triangular border supporting 6 'distinct 

 tubercles. Everglades. (Cuba. ) 



8. 8. verticillata Muhl. Stems 1-5 dm. tall: leaf -blades very narrowly linear, 

 0.5-1 mm. wide, erect, weak, shorter than the stem: spikelets in several 

 separated clusters: aehenes globose, fully 1 mm. in diameter, with short trans- 

 verse ridges or somewhat reticulate: hypogynium none. Everglades. (Bah., 

 Cuba.) 



Order ARECALES. 



Shrubs or trees, with a single terminal bud. Leaves at the end of the 

 stem: blades plaited, pinnate or flabellate. Flowers perfect, polygamous, 

 or dioecious, on axillary compound spadices. Perianth of 6 fleshy mem- 

 bers in 2 series. Androecium of 6, or 9-12 stamens. Gynoecium of 3 

 distinct or united carpels. Fruit drupaceous or baccate. Seeds usually 

 hollow. 



FAMILY 1. ARECACEAE. PALM FAMILY. 



Stem with a terminal crown of leaves, or in the case of climbing 

 plants with remote leaves. Inflorescence at first included in a large bract 

 (spathe), from which it ultimately protnnli-.. 



Leaves with flabellntely parted or cleft blades, fan-shaped. 



Calyx and corolla united into a G-lobed or truncate cup, or obsolete. 



i. Oocoonunuz. 



Calyx and corolla distinct and manifestly In 2 series. 



fttyle or stigma basal on the drupe. ' 



Style or stigma terminal on the drupe. '' si HEXOA. 



Leave* with plnnately divided blades, plnnnte. 



Drupe with the style or stigmas nearly basal : stamens 



exserted. 4. KOYSTONEA. 



Drupe with the style or stigmas terminal : stamens included. 5. Cocoa. 



1. COCCOTHBINAX Sarg. Unarmed shrubs or trees. Leaf-blades 

 flabellate silvery or pale-scurfy beneath: petioles smooth. Spadix rel.v 

 short. Stamens mostly 9: filaments distinct or nearly so. Style funnelform. 

 Drupe black or purple-black. 



1. C. argentea (Lodd.) Sarg. A tree becoming 8 m. tall: leaf -blades 5-8 dm. 

 broad, the ligule 2-3 cm. broad: spadix 5-7.5 dm. long: drupe 12-18 mm. 

 thick. [C. jucunda Sarg., C. Oarberi (Chapm.) Sarg.] Pinelands. I K 

 (Baft., Cuba, Ant.) SILVER-PALM. 



2. 8ABAL Adans. Unarmed shrubs with horizontal or contorted root- 

 stocks, or trees. Leaf-blades flabellate, glabrous. Spadix elongate. Seed 

 spheroidal. PALM rrro. 



Stem subterranean : drupes over 10 mm. In diameter. 1. 8. Etonla. 



Stem erect : drupes less than 10 mm. In diameter. 2. 8. Palmetto. 



