248 SUMMEE FLOWERS. 



few lanceolate linear segments ; umbel of 15-20 or more rays, 

 with an involucre of several small linear or lanceolate bracts. — 

 Clefts of rocks by the sea. Fl. August. 



(121) Pastinaca. Parsnip. 



P. sativa : annual or biennial ; stem erect, 2-3 feet high ; 

 leaves pinnate, coarse, downy, with 5-9 sharply-toothed, and 

 more or less lobed segments; upper leaves small and less 

 divided; umbels of 8-12 rays, usually without involucres; 

 fruits flat and oval. — Pastures and thickets, on calcareous 

 soils. Fl. July. 



(122) Heracleum. Cow Parsnip. 



H. Sphondylium : stems four feet high, coarse, rough with 

 short stiff hairs; leaves very large, pinnate, with 3-7 large 

 broad segments, which are three-lobed or pinnatifid and 

 toothed ; umbels large, flattish, of about twenty rays ; outer 

 petals much larger than the rest; carpels nearly orbicular, 

 flat. — Hogweed. — Pastures, hedges, and thickets. Fl. July. 



(123) Tordyliiun. Hartwort. 



T. maximum : annual ; stems erect, two feet or more high, 

 rough with short, stiff hairs; leaves pinnate, with 5-9 lan- 

 ceolate, almost ovate, coarsely toothed segments ; umbels ter- 

 minal, of 8-10 short rays, with a few rather long, narrow 

 bracts to the involucres; petals small pink. — Waste and cul- 

 tivated lands ; rare. Fl. June, July. 



(124) Coriandrum. Coriander. 



C. sativum : annual ; stems erect, branching, glabrous, 

 l-l^i feet high, emitting a very disagreeable smell when 



