578 



PROCEEDINGS OF THE AMERICAN ACADEMY 



53. CE. purpurea. 



54. CE. lepida. 



55. CE. albescens. 



* Capsule ovate to oblong, sessile ; stems leafy ; flowers in 

 a strict mostly compact spike, erect in the bud. 



Fls. crowded, large; petals 1-2' long; stigmas linear; 



capsule 8-15" long, short-pubescent, not costate . . 52. CE. grandijlora. 



Fls. mostly in a terminal cluster ; petals 4 - 6'' long ; stig- 

 ma-lobes very short; capsule 6-9" long, hairy, not 

 costate 



Fls. in a short simple spike; petals 3-12" long ; stigma- 

 lobes very short ; capsule bicostate upon at least the 

 alternate sides 



Fls. small in numerous lateral spikelets, mostly in a crowd- 

 ed compound spike ; capsule with at least the alternate 



sides bicostate, 3-6" long 



* * Capsule linear ; flowers scattered in a loose slender spike 

 or raceme, nodding in the bud ; stems less leafy. 

 t Capsules sessile. 



Calyx villous, tube funnelform, tips free ; capsules 8-cos- 

 tate, puberulent ; stigma yellow 56. CE. Williamsoni. 



Ovary and capsule hairy ; capsule mostly short, not cos- 

 tate ; petals 3 - 6" long ; stigma yellow . . 57 '. CE '. quadrivulnera. 



Capsule puberulent, 8-12" long, not costate, petals 3 - 5" 

 long ; stigma purple 



Stouter; petals 9-12" long; capsule 8-costate, smooth- 

 ish 



Ovary densely pubescent ; style not exserted from the 

 calyx-tube ; filaments shoi't ; capsule with prominent 



sutures 60. CE. Romanzovii. 



1 1 Capsule pedicelled, not costate ; stigma mostly yellow. 



Capsule 1 - 1 \' long, attenuate each way ; petals 8-15" 

 long; anthers purple ; stigma-lobes 1^" long 



Subglabrous; capsule 10-15" long, long-pedicelled; pet- 

 als 6-12" long ; stigma-lobes short ; lvs. often repand- 

 dentate ; S. California 



Tomentosely puberulent; capsule 6-14" long, short- 

 pedicelled ; petals 3 - 6" long ; stigma-lobes short 



Calyx and ovary glandularly pubescent; capsule 4-9" 

 long, abrupt at base ; stigma-lobes linear 



Puberulent ; capsule abrupt at base, short-pedicelled ; pet- 

 als 2-lobed 65. CE. biloba. 



58. CE. tenella. 



59. CE. viminea. 



61. CE. amcena. 



62. CE. Bottce. 



63. CE. epilobioides. 



64. CE. hispidula. 



§7. BOISDUVALIA. Stigma-lobes short; calyx funnelform, the segments 

 erect ; petals 2-lobed, small, purple to white ; anthers short ; capsule ovate-oblong to 

 linear-cylindric, nearly terete, thin, erect, sessile; seeds few, smooth, ovate-oblong; 

 erect annuals. 



Spike usually close and compound ; floral bracts usually 

 unlike the leaves ; petals 3 - 6" long ; capsule ovate- 



oblong, 2 - 4" long ; seeds 1" long ; placenta large 



66. CE. densiflora. 



