ORDER 12. THE FUMEWORTS. 161 



P. somnif'eram. Opi'jm P. Fls. large, often double, t Summer. 



2 P. dtoinm. Small Bed P. Pod club-shaped, smooth. Leaves coareely 



divided. Flowers light red, smaller than in No. 1. M. S. Summer. 

 2 P. Rheas. Corn P. Pod globular, smooth. Leaves more finely divided 



Flowers large and brilliant, deep scarlet, often double, t Sum 



ORDKR XII. .FUMARIACE.E. The Fumeworts. 



Herbs smooth and delicate, with brittle stems and watery juice ; 



leaves usually alternate, many cleft or compound ; 



flowers irregular, purple, white or yellow ; sepals 2, very small ; 



petals 4, more or less cohering, one or both of the outer saccate, the two 



inner inclosing the anthers in their coherent tips ; 

 ttamens 6, in 2 sets of 3 in each ; pistil 1 ; pod 1-celled. 



Analysis of the Genera. 



Corolla equally 2-spurred or 2-saccate at base a 



* Corolla unequal, only 1 of the petals spurred. . . .b 



a Petals slightly united or distinct, deciduous. Not climbing. DICEN'TRA. 1 



a Petals firmly united, persistent. Plants climbing. Mountain Fringe. ADLC'MIA. 

 b Ovary with several seeds, forming a slender pod. Corydal. CORYD'ALIS. 2 

 b Ovary with 1 seed, becoming a globular nut. Fumitory. FUMA'RIA. 



1. DICEN'TKA. Ear-drop. 



Sepals 2, very small, sometimes disappearing. The 2 outer petals alike, 

 saccate at base, with spreading tips; the 2 inner alike, spoon-shaped, 

 meeting face to face over the stamens and pistils. Filaments flat, separate 

 or not. Middle anther of each set 2-celled, the outer 1-celled. Pod 

 many -seeded. H 



Low herbs (6'), with white flowers in simple racemes. ...1,2 



Taller (l-2f.), with purple flowers racemed or panicled 3, 4 



I D. cuculla'ria. White far-drop. Root bulb-like. Spurs of the flowers divergent 



acute, straight. Flower nearly as broad as long. Spring. 

 '. D Caoaden'sis. Squirrel-corn. Root bearing yellow tubers as large as peas! Fls 



much longer than broad, spurs rounded, incurved. May, Jn. 

 8 D. exim'ia. Wild I'urple Ear-drop. Racemes paricled. Flowers oblong 



with very short blunt spurs. Sepals manifest. M. S. t 



8 D. spectab'ilis. Chinese E. Raceme simple. Flowers nearly as broad as long 

 (V), very fine and showy; sepals obsolete, t 



