BUTTERCUP FAMILY 



tripinnatifid leaves, finely cut into linear segments, and scarlet 

 petals, black at their bases, flowering from May to September, 

 occurs as a weed in cornfields, but is not a native. 



5. Myosurus (Mouse-tail). — A small annual herb ; leaves 



MYOSORUS MINIMUS (/)/, 



radical, linear; inflorescence several 1 -flowered scapes; sepals 5, 

 spurred ;petals 5, tubular; stamens few; carpels numerous, arranged 

 spirally on an elongated floral receptacle, i-ovuled;/r«//an eta^rio 

 of achenes, without awns. (Name from the Greek muds oura } 

 mouse's tail.) 



