172 



XXXVIII. UMBFLLIFEKiE. \ HeloSClddiwiU 



8. Helosciadium Koch. Marsh-wort. (Tab. I. f. 8.) 



Fruit broadly ovate or oblong. Carpels with 5, slender, 

 prominent ribs, with single vittcB between them 5 carpophore 

 entire. Cal.-teeth small or obsolete. Pet ovate, obtuse with 

 an apiculus, — Jfame; eXog^ a marshy and (nciadtov^ an imiheL 



1. H. iiodijloram Koch. (prociimbe?it M.) ; stem procumbent 

 creeping, leaves pinnate, leaflets ovate or ovate-lanceolate 

 unequally serrate, umbels opposite to the leaves. — a. larger 

 leaflets bluntly serrate, umbels longer than the peduncles "or 

 nearly sessile. Slum Z, ; E. B. t. 639. — R smaller leaflets 

 acutely serrate, umbels shorter than the peduncles. Sium 

 repens L. : E. B. t. 1431. 



Boggy meadows and sides of lakes and rivulets. Ij.. 7, 8. — 

 Stems from 6 inches to 2 feet long. Leaflets 5 — 9. The two varieties 

 often pass into each other. 



2. H. inunddtum Koch (least M.) ; stems creeping, lower 

 leaves capillaceo-multipartite, upper ones pinnatifid, umbels 

 generally of 2 rays. Sison B. B. t. 227. 



Lakes and pools that are dried up in summer. 1/.. 6, 7. — Stems 



4 



6 inches loner. 



Leaves mostly capillaceo-multifid, with the seg- 

 ments small and lanceolate, those of the upper leaves wedge-shaped 

 anti trifid. Partial vmbels minute, scarcely longer than their involucres, 

 Univ. involucre 0. Fruit large in proportion to the size of the plant. 



9. SisoN Linn. Bastard Stone-Parsley. (Tab. I. f. 9.) 



Fimit ovate. Carpels with 5 ribs, and single clavate vitt(B 

 between them. Cal. -teeth obsolete. Pet. broadly obcordate, 

 deeply notched and curved, with an inflected point. (Invo- 

 lucres of few leaves : partial suh dimidiate.) — Name : sizim^ sig- 

 nifying in Celtic a running brook; some of the plants formerly 

 placed in this genus delighting in such situations. 



1. S. Amomuni L. {Hedge Bastard S.). E. B. t. 954. 



Chalky, rather moist ground, under hedges, in England. Near 

 Coldstream, Scotland. $. 8,9. — Stem 2— -3 feet high. Lower 

 leaves pinnate with lobed, inciso-serrate, ovate leaflets; upper ones 

 cut into narrow segments. Petals broad. Fruit roundish-ovate, 

 pungent and aromatic. 



^GOPODIUM 



Gout-Weed. 



) 



Fridt oblong, crowned with the conical bases of the deflexed 



styles. Carpels v/ith 5 slender ridges, without vittce. 

 obsolete. 



CaL- teeth 



Pet. obcordate, with an inflexed point. (Involucre 

 0.) — Named from a(?, atyoi:^ a goat^ and 7roi;t', ^foot 

 beino- cleft somethinoj like the foot of that animal. 



1. jE. Podagrdria L. {Common G. or Bishop-wt 

 t. 940. 



