PETEOSELnnJM. ^GOPODIUM. 1 57 



duncles or nearly sessile.— -B. B. 639. — St. 1—2 feet long.— a ; 

 general inv. soon falling of 1—3 Its., antli. purple.— /3. A. repem 

 (R.) ; creeping, Its. unequally and acutely incise-serrate, umbels 

 shorter than the pedimcles, anthers yellow. — y. oereatum ; 

 creeping, 1. roundish ovate small bluntly toothed, umbels very 

 shortly stalked.—^. B. 1431.— Banks of ditches and brooks. 



P. vn. VIII. E. s. I. 



3. A. inwndatum (R.) ; st. creeping or floating, 1. pinnate, Us. 

 of^ lower I. in capillary segments, of upper 1. wedgeshaped and 

 trifid, umbels generally with 2 rays. — E. B. 227. — Usually 

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

 water. Partial umbels veiy small. — Ponds. P. VT. VII. 



E. S. I. 



7. Peteoseli'nxjm: Hoffm. 



*1. P. sativum (Hoffin.) ; I. tripinnate sinmug, leaflets of the 

 lower 1. ovate-cuneate trilid and toothed of the upper 1. ternate 

 lanceolate entire.— .B. B. S. 2793.— Partial inv. filiform, Fl. 

 yeUow. L. greenish. — Rocks and old walls. B. VI. — VIII. 

 Parsley. E. 



2. P. seg'etum (Koch) ; lower I. pinnate, leaflets nearly sessile 

 ovate lobed and serrate, upper 1. entire or trifid. — Sison Sm. 

 E. B. 228. — Umbels very irregular. General inv. of 1 — 2 leaves. 

 Fl. whUish. St. erect, terete, nearly leafless above, 1 — 1^ foot 

 high, wiry. — ^Damp calcareous fields and near the sea. B. VIII. 

 •IX. E. 



8. Si'soN Linn. Stonewort. 



1. 8. Amdmum (L.). — E. B. 954. — St. erect, panicled, 2 — 3 

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

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

 small. Much like Petr. segetum. — Dampish places on a calcareous 

 soil. B. vin. E. 



9. Tki'nia Hoffm. Hone wort. 



1. T. mdgdris (DO.) ; glabrous, inv. or of 1 leaf, ridges of 

 the fr. blunt. — Pimpinella dioica Sm. E. B. 1209, Sy. E. B. 

 579. — L. tripinnate, 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. 



10. ^gopo'dium Linn. Gout-weed. 



1. JE. Podagrdria (L.).—E. B. 940.— St. 1—2 feet high, 

 erect, furrowed. L. 2 or 3 times ternate ; leaflets ovate-acumi- 



