HELOSCIAD1UM. CARUM. 141 



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

 remnants of former leaves. St. branched, erect, (j 8 in. high. 

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



9. HELOSCIADIUM Koch. 



A> 



1. H. nodiflorum (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. Slum Sm., E. B. 639. St. 1 2 feet 

 long. /3. 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, 23 

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

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

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



11. ^EGOPODIUM Linn. Gout Weed. 



1. M. Podagraria(L.).~E. B. 940. St. 12 feet high, erect, 

 furrowed. L. 2 or 3 times ternate ; 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 1 

 foot high. Root fascicled. Segments of the leajlets spreading 

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

 mostlv long-stalked, radical. Damp and hilly pastures, rare. 

 P. VIII. 



