33. UMBELLIFER^E. 73 



the last leaf, 8 10-rayed; when young, drooping. General invol- 

 ucre of 13 le. Ribs of the fruit scarcely visible. 



Common. In woods and pastures. (B) P. 5 G. Kelvin woods; Carmyle and 

 Kenmuir banks. 



10. PIMPINELLA. Burnet-Saxifrage. 



P. SAXIEEAGA, L. Stem erect, 1 2 ft. high, with few le. 

 Radical le. on long stalks, pinnate, lower leaflets on the common 

 petiole sometimes bipinnatifid, upper ones pinnatifid, segments 

 toothed or deeply serrate. Stem le. pinnate or bipinnate, with 

 linear segments. Umbels terminal, of 10 15 slender rays. Fl. 

 white. 



Frequent. Mountain pastures. (B) P. 79. Cathkin hills; Kittoch glen; 

 Gourock; Inveikip; Cumbrae and Arran. 



11. GENANTHE. Water-Dropwori. 



1. OS. FISTULOSA, L. Common Water-Dropwort. Rhizome 

 sending out creeping runners, roots of clustered fibres or thick- 

 ened into oblong tubers. Stem fistulose, 2 3 ft. high. Radical 

 le. bipinnate, segments wedge-shaped, 3-cleft. Stem le. pinnate, 

 only divided at the apex into a few linear segments. Umbels 

 lax, secondary ones globular. General involucre wanting; partial 

 of few narrow leaflets. Fruit sessile, crowned by the narrow 

 teeth of the cal. 



Rare. "Bank of the Clyde at Bowling bay," Hopk. " Below Greenock," S. 

 Murray. (E) P. 79. 



2. CE. LACHENALII, Gmel. Parsley Water-Dropwort. Root 

 consisting of long subclavate knobs, or long swollen fleshy fibres. 

 Stem erect, 1 2 ft. high. Lower le. bi-tripinnate, leaflets linear, 

 obovate, wedge-shaped, bluntly 2 3-lobed, upper ones pinnate, 

 acute. Umbels terminal and lateral, of 8 12 rays ; partial 

 umbels distinct, globular. General involucre of many le. some- 

 times wanting. Fruit crowned by the narrow inflexed teeth of 

 the calyx. 



Frequent. In marshy pastures, from Bowling and Dumbarton all round the 

 shores of the Firth. (E) P. 79. 



3. CE. CROCATA, L. Hemlock Water-Dropwort. Root form- 

 ing elongated, sessile, fleshy knobs. Stem erect, furrowed, 

 branched, very stout, 2 5 ft. high, Radical le. twice, thrice, or 

 even four times pinnate, leaflets large, ovate, wedge-shaped, deeply 

 cut into rounded segments, toothed ; stem le. narrower. Umbels 

 large, dense, on long peduncles. Involucral leaves small, linear. 

 Fruit longer than its pedicel. 



Frequent. Marshy places by the sides of rivers. (B) P. 7. The Rouken glen 

 beyond Thornliebunk ; banks of the Clyde from Cart all round the shores of the 

 Firth to Arran. Considered a virulent poison in most localities, although not so 

 dangerous, according to recent investigation in Scotland; better, however, to 

 look upon it as poisonous. 



