HELOSCIADITJM. CARUM. 141 



glaucous-green ; Its. linear or filiform. Root crowned with the 

 remnants of former leaves. St. branched, erect, 6 — 8 in. high. 

 Dioecious. — Dry limestone hills, rare. P. V. VI. E.I. 



9. Helosciadium Koch. 



1. H. nodijlorum (Koch); st. procumbent at the base and 

 rooting, 1. pinnate, leaflets ovate or ovate-lanceolate unequally 

 obtusely serrate, umbels opposite to the 1. longer than their pe- 

 duncles or nearly sessile. — Sium Sm., E. B. 6ij9. — St. 1 — 2 feet 

 long. — p. H. repens (Koch) ; st. prostrate. Its. roundish-ovate 

 unequally and acutely incise-serrate, umbels shorter than the 

 peduncles. E. B. 1431. — Banks of ditches and brooks. P. VII. 

 VIII. 



2. H. inundatum (Koch) ; St. creeping, 1. pinnate. Its. of lower 

 I. in capillary segments, of upper 1. wedgeshaped and trifid, um- 

 bels generally with 2 rays. — Sium Sm., E.B. 227- — Usually sub- 

 mersed, a few of the upper 1. and the fl. rising above the water. 

 Partial umbels very small. — Ponds. P. VI. VII. 



10. SisoN Linn. Honewort. 



1. S. Amomum (L.). — E. B. 954. — St. erect, panicled, 2 — 3 

 feet high. Lower 1. pinnate ; Its. oblong lobed cut and serrate ; 

 upper 1. divided into narrow segments. Partial umbels and fl. 

 small. — Dampish places on a calcareous soil. B. VIII. E S. 



11. Mgofodivu Linn. Gout Weed. 



1. ^. Podagraria (L.).— E. B. 940.— St, 1—2 feet high, erect, 

 furrowed. L. 2 or 3 times ternate j leaflets ovate-acuminate, 

 unequal at the base, acutely serrate. Root creeping. — Damp 

 places. P. VI. VII. 



12. Carum Linn. 



tl. C. Carui (L.) ; partial involucre 0, general or of 1 leaf, 

 1. bipinnate, leaflets cut into linear segments. — E. B. 1503.-— St. 

 1 — 2 feet high, branched. Root fusiform. Carp, aromatic. — 

 Meadows and pastures. B. VI. Caraway. 



2. C. verticillatum (Koch); general and partial involucres of 

 many leaves small, 1. pinnate, leaflets divided to the base into 

 capillary spreading segments.- — Sium Sm., E. B. 395. — St.l — li 

 foot high. Root fascicled. Segments of the leaflets spreading 

 so as to appear whorled and quite surrounding the petiole. L. 

 mostly long-stalked, radical. — Damp and hilly pastures, rare. 

 P. VIII. 



