PALMACEAE (PALM FAMILY) 



76 a Leaves glaucous HAY SEDGE. (C. foenea.) 



b Leaves not glaucous AWL-FRUITED SEDGE. (C. stipata.) 



77 a Leaves stiff, much shorter than stem ; spikelets 3-8 



FESCUE SEDGE. (C. festucacea.) 

 b Leaves slender, usually nearly as long or longer than 



stem 78 



78 a Spikelets 6-20, rather obovoid 



BLUNT BROOM SEDGE. (C. tribuloldes.) 

 b Spikelets 3-9, ovoid 79 



79 a Spikelets scattered on the stem; perigynia abruptly 



tapering" to the apex.. MARSH STRAW SEDGE. (C. tenera.) 

 b Spikelets clustered on the stem into a head %-2 in. long; 

 perigynia gradually tapering to the apex 



POINTED BROOM SEDGE. (C. scoparia.) 



4 PALMALES. Palm Order, 

 i PALMACEAE. Palm Family. 



1 a Leaves palmately compound or deeply incised 



i. Livistona. p 131 

 b Leaves pinnately compound 2 



2 a Lower leaflets stiff, spine-like, spreading in various 



directions 2. Phoenix, p 131 



b Lower leaflets not as in a 3 



3 a Stem smooth, usually ringed by leaf-scars; leaflets 10- 



20 in. long, lanceolate.... 3. Chrysalidocarpus. p 131 

 b Plants not completely as in a 4 



4 a Stem more or less covered with fibers, not expanded at 



base 4. Cocos. p 131 



b Stem not covered with fibers, usually expanded at base 



5. Howea, p 131 



1 LIVIST6NA LANTANIA. (L. chinensis*) 



2 PHOfeNIX PHOENIX PALM. (P. humilis*) 



3 CHRYSALIDOCARPUS ARECA. (C. lutescens*) 



4 COCOS WEDDELL'S PALM. (C. weddelliana*) 



5 H6WEA KENTIA. (H. belmoreana*) 



5 ARALES. Arum Order, 

 i ARACEAE. Arum Family. 



1 ARISAEMA JACK-IN-THE-PULPIT. (A. triphyllum.) 



2 PELTANDRA ARROW ARUM. (P. virginica.) 



3 CALLA WATER ARUM. (C. palustris.) 



4 RICH ARDIA CALLA LILY. (R. africana*) 



5 CALADIUM. 



i a Leaves ovate-triangular 



OVATE-LEAVED CALADIUM. (C. bicolor*) 

 b Leaves lanceolate 



LANCEOLATE-LEAVED CALADIUM. (C. picturatum.*) 



131 



