12 MUSTARD ORDER 



Papaver Linne 1753 Poppy 

 (Lat. papaver, poppy) 



Sepals 2, brown-hairy, petals 4, yellow or red, stamens many, ovary 

 1-celled, stigma lobes 5-7, capsule bristly-hairy, opening by pores beneath 

 the stigma disk, flowers solitary, bud nodding ; leaves basal, pinnatifid ; 

 sap white-milky ; perennial. 

 Stems hairy, 2-3 inches high ; leaf outline lance-ovate ; 



flowers 1-3 in. wide P. alpinum 



Argemone Linne 1753 Prickly Poppy 

 (Gr. argemone, a kind of poppy used for eye troubles) 



Sepals usually 3, sometimes 2, prickly, petals 4-6, white or yellow, 

 stamens many, ovary 1-celled, stigma lobes 3-6, capsule prickly, oblong, 

 opening by 4 slits or valves ; flowers solitary, large, 2-5 in. wide, buds erect ; 

 leaves on the stem, pinnatifid to bipinnate, with stout prickles or sometimes 

 nearly smooth ; stem prickly and glaucous, prickly and bristly-hairy, or 

 nearly smooth ; sap white to yellow ; perennial. 



1. Petals white A. plat yc eras 



2. Petals yellow, rarely white • A. mexicdna 



FUMARIACEAE BLEEDING HEART FAMILY 



Sepals 2, small and scale-like, and easily overlooked, petals 4, paired, 

 irregular, touching and somewhat grown together, one or both of the outer 

 pair sack-like or spurred at the base, stamens 6, in groups of 3, ovary 1- 

 celled, stigma entire or 2-4-lobed, fruit linear to oblong, splitting into 2 

 valves, or remaining closed ; flowers in racemes ; herbs with alternate com- 

 pound leaves ; sap clear. 



1. Both of the outer petals spurred or sac-like; 



flower pinkish, solitary Bicuculla 



2. One of the outer petals spurred 



a. Flowers yellow ; pods oblong, splitting Capnoides 



b. Flowers purplish; pods globose, closed Fumaria 



Bicuculla Adanson 1763 Bleeding Heart 



(Lat.* hi-, two, cnculla, cowl, hood, from the sack-like petals) 



(Dicentra Bernh.) 



Sepals 2, petals 4, the outer sack-like, pinkish, ovary 1-celled, stigma 

 2-lobed, capsule oblong, swollen, splitting into 2 valves; flowers solitary; 

 leaves basal, pinnate, the leaflets pinnatifid ; perennial. 

 Stems 2-6 in. high ; leaves solitary ; flowers pinkish B. uniflora 



