168 
37. UMBELLIFEEiE. 
branched, furrowed, leafy. Umbels terminal or lateral, 
frequently almost sessile, accompanied by one or two ternate 
leaves. Fl. small, whitish. — Marshes and ditches, especially 
near the sea. P. VI.— VIII. Cdet-i/. E. S. I. 
** Pet. with ohlique acute point and ivedgeshaped base. Partial 
inv. pfeseiit. — Helosciadium Koch. 
2. A . noditlorum (R. fil.) ; st. procumbent at the base and 
rooting, 1. pinnate, leaflets ovate or ovate-lanceolate unequally 
bluntly serrate, umbels opposite to the 1. longer than their 
peduncles or nearly sessile. — E. B. 639. — St. 1 — 2 feet long. — 
a; general inv. soon falling of 1 — 3 Its., anth. purple. — /3. A. 
repens (R. fil.) ; creeping, Its. unequally and actually incise- 
seri'ate, umbels shorter than the peduncles, anthers yellow. — 
7. ocreatum ; creeping, 1. roundish ovate small bluntly toothed, 
umbels very shortly stalked. — E. B. 1431. — Banks of ditches 
and brooks. 7- Barnes, Surrey. P. VII. VIII. E. S. I. 
3. A. inunddtum (R. fil.) ; st. creeping or floating, 1. pinnate, 
Its. of lou'er 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 fi. rising above the 
water. Partial umbels very small. — [/3. Moorei (Sy.); its. of lower i. 
linew or strap-shaped, of upper broader.] — Ponds. P. VI. VII. 
, E. S. L 
7. Peteoseli'num Hoffm. 
*1. P. sativum (Hoffm.) ; /. trijnnnate shining, leaflets of 
the lower 1. ovate-cuneate trifid and toothed of the upper 1. 
ternate lanceolate entire. — E. B. S. 2793. Carum Petroselinum 
(Benth.). — Partial inv. filiform. Fl. yellow. 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 (L.). 
E. B. 228. Carum (Benth.). — Umbels very irregular. General 
inv. of 1 — 2 leaves. Fl. whitish. St. erect, terete, nearly 
leafless above, 1 — li foot high, wiry. — Damp calcareous fields 
and near the sea. B. VIII. IX. E. 
8. Si'soN Linn. em. Lag. Stonewort. 
1. .S'. Amomvm (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. 
