Okdbb 13.— the F.UMEWORTS. 159 



1 P. sonmif'erum. Opium P. Fls. large, often doable. \ Summer. 



2 P. dnbium. Small Bed P. Pod club-shaped, smooth. Leaves coarsely 



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

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

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



Order XII. FUMAEIACE^. The Fumeworts. 



Herbs smootli and delicate, witli brittle stems and Tvatery juice ; 



leaves usually alternate, many cleft or compound ; 



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



petals 4, more or less cohei-ing, one or both of the outer saccate, the two 



, inner inclosing the anthers in their coherent tips ; 

 stamens 6, in 2 sets of 3 in each ; pistil 1 ; p'od l-ceUed. 



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,, deciduoug. Not climbing. Dioek'tea. 1 



a Petals firmly united, persistent. Plants climbing. Mountain Fringe. Aplh'mia. 

 b Ovary with several seeds, forming a slender pod. Coi-ydal. Coktd'alis. 2 



b Ovary with 1 seed, becoming a globular nut. Fumitory. Fuma'bia. 



1. DIOEN'TEA. Bar-drop. - ,> 



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

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

 meeting face to face over thestamens and pistils. Filaments flat, separate 

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

 many-seeded. — 2f 



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



■ § Taller (l-2f.), with purple flowers raoemed or panicled 8, 4 



1 D. cuculla'ria. While Ear-drop. ' Eoot bulb-like. Spurs of the flowers divergent, 



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



2 D. Oanaden'sis; Squirrel-corn. Eoot bearing yellow tubers as large as peas. Fls. 



much longer than broad, spurs ro'unded,-in(jurved. May, Jn. 

 3 D. exiin'ia. WUd Purple JEJar-drop. Eacemes panicled. Flowers oblong, 



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

 8 D. spectab'ilis.' Chinese K Eaceme simple. Flowers nearly as broad a% long 



(1'), very fineand showy ; sepals obsolete, t 



