PARSLEY FAMILY 221 



with abundant milky juice, drying to a brown resin ; stem 3 — 5 

 feet high, furrowed, hollow ; leaves 3-pinnate ; leaflets pinnatifid 

 with narrow acuminate segments ; bracts many, deflexed, persist- 

 ent ; flowers white. — Marshes, chiefly in the south and east ; rare. 

 — Fl. July, August. Perennial. 



3.* P. Ostruthium (Masterwort). — A smooth, stout plant, 1 — 3 

 feet high; stem round, furrowed, hollow; leaves long-stalked, 



herAcleum sphond^lium {Common Cow-Parsnip, Hog-weed). 



biternate ; leaflets few, large, broadly-ovate, cut and toothed ; 

 umbels large ; bracts absent ; flowers white. — Moist meadows in the 4 

 north ; rare. Formerly cultivated and now only an escape. — Fl. " 

 June — August. Perennial. 



36. Pastinaca (Parsnip). — Tap-rooted annual or biennial herbs, 

 with pinnate leaves ; leaflets broad, sessile ; umbels compound ; 



