72 33. UMBELLIFER^E. 



6. HELOSCIADIUM. Marsh-wort. 



1. H. NODIFLORUM, Koch. Procumbent Marsh-wort. Stem 

 procumbent and rooting at the base, flowering branches becoming 

 erect, 6 in. 2 ft. high. Le. pinnate, leaflets ovate or ovato- 

 lanceolate, unequally toothed. Umbels on short peduncles, 

 opposite to the leaves. General involucre usually absent ; partial 

 of several small lanceolate le. 



Frequent. Ditches and sides of lakes. (E) P. 78. Bowling; Gourock ; 

 Kilmun ; Cumbrae and Arran. 



2. H. TNUNDATUM, Koch. Least Marsh-wort. Steins creeping 

 and rooting. Le. divided into capillary segments; upper ones pin- 

 natifid, leaflets wedge-shaped, trifid. Umbels on short peduncles, 

 opposite to the leaves, 2-rayed, minute. General involucre none, 

 partial of 2 3 small leaflets. Plant mostly submerged. 



Frequent. Banks of lakes and ditches filled with water. (B) P. 6 7. Hoggan- 

 field, Frankfield, Bardowie, and St. Germans lochs. 



7. J^GOPODIUM. Gout-Weed, Bishop-Weed. 



J5&. PODAGRARIA, L. Herb-Gerarde, Ash-Weed. Stem erect, 

 12 18 in. high. Le. on long stalks, twice ternate, leaflets ovate, 

 acuminate, unequal at the base, sharply toothed; upper ones 

 ternate. Umbels large, 12 20-rayed, with numerous white 

 flowers. 



Very common. Garden hedge banks, and waste places. (B) P. 6 8. 



8. CARUM. Caraway, Carvi-Seed. 



* 1. C. CARTJI, L. Stems much branched, 12 ft. high. Le. 

 bipinnate, leaflets long, narrow, crossing one another. Umbels 

 dense, of 8 10 rays. General involucre sometimes of 1 le., 

 partial none. Fruit highly aromatic. 



Not native; got occasionally on rubbish heaps. "In the haugh, Dalbeth,"' 

 Hopk. B.6. 



2. C. VERTiciLLATUM, Koch. Whorhd-Caraway. Stem erect, 

 slender, 1 18 in. high. Le. mostly radical, pinnate, with 

 numerous capillary segments cut in such a manner as to appear 

 whorled. Umbel terminal of 8 10 rays. General and partial 

 involucres of several small linear leaflets. 



Very abundant in low pastures, all round the shores of the Firth, Locli 

 Lomond, Glen Messen, &c. (A) P. 78. 



9. BtfNiUM. Earth-nut, Pig-nut, Arnut. 



B. FLEXUOSUM, With. Rhizome, a single tuber. Stem erect, 

 1 2 ft. high, slender, smooth, with a few forked branches. 

 Radical le. on long footstalks, triternate. Stem le. few, nearly 

 sessile, with linear divisions. Umbels terminal, or one opposite, 



