ORYDALIS. 



Petals 4, one only spurred. Pod 2-valved, compressed, many- 

 seeded. 



47. C. tuberosa DC. fl. fr. iv. 637. prodr. i. 127. Fu- 



maria cava, Mill. diet. vii. Bot. Mag. t. 232. and t. 2340 



Hedges in the south of Europe. 



Stem simple, not scaly. Leaves 2, biternate, with cuneate, slashed, 

 muldfid segments. Bracts ovate entire. Root hollow. 



48. C. fabacea Pers. synops. ii. 269. DC. prodr. i. 127. 

 Fumaria fabacea Retz. prodr. ed. 2. No. 859. Fl. Dan. 

 t. 1394. Shady mountainous places in Sweden, Denmark, and 

 many other parts of the Continent of Europe. 



Stem nearly simple, erect, bearing one scale below the lowest leaf. 

 Leaves 3-4, stalked, biternate, with oblong bluntish segments. Bracts 

 ovate, acute, longer than the pedicel. Root solid. The root of both 

 these is very bitter, and rather acrid. It is the radix aristolochice of the 

 continental shops, and is principally employed as an external application 

 to indolent tumours. 



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