2IO 



UMBELLIFER.E 



leaflets oblique, serrate. — A common and very troublesome weed 

 in shrubberies. The leaves used formerly to be boiled for food ; 

 but their flavour is strong and disagreeable. — Fl. May— July. 

 Perennial. 



19. PiMPiNELLA (Burnet Saxifrage). — Leaves pinnate; umbels 

 compound ; bracts none, or rarely one ; flowers generally white; 

 fruit oblong, crowned with the swollen bases of the reflexed styles. 

 (Name said to be from the Latin bipennula^ in allusion to the 

 bipinnate leaves.) 



PLMPiNJ^LLA SAXIFRAGA {Comtiion Bumct Saxifrage). 



1. P. ^^xf/ra^'-^ (Common Burnet Saxifrage). — A slender plant, 

 I — 2 feet high ; stem round ; lower leaves long-stalked, pinnate ; 

 leaflets orbicular, sharply cut ; caiiline leaves bipinnate, with linear 

 acute segments. — Dry pastures ; common. — Fl. July — September. 

 Perennial. 



2. P. major (Greater Burnet Saxifrage). — Stouter and larger 

 than the last ; stem angular ; leaves all pinnate ; leaflets ovate 

 serrate, the terminal one 3-lobed. — Shady places; not common. — 

 Fl. July, August. Perennial. 



20. Mykrhis (Cicely). — Downy ; leaves decompound ; umbels 



