EUMEX. 307 



what cordate, petioles semicylindiical flat and finely margined 

 above. — E. B. S. 2698. M. domesticus Haxtm. M. long^oKus 

 DC. — Height 3 — 4 feet. L. very large. Whorls crowded, 

 mostly leafless, forming a large dense lobed panicle. Nut elliptic. 

 — In the North of E. and in S., preferring spots liable to be 

 flooded. P. VII. VIII. E. S. 



12. a. Sydrolap' alhum (Huds.) ; enlarged pet. mate-triangular 

 nearly entire all tuhercled, I. lanceolate acute tapering below, pe- 

 tioles flat but not with raised edges.— -E. B. 2104.— St. 3—5 

 feet high. L. often more than a foot long, sometimes cordate 

 at the base. Whorls crowded, mostly leafless. Nut efliptic. — ■ 

 Ditches and river-sides. P, VII. VIII. Great Water-Dock. 



E. 8. 1. 



13. iJ. maximus (Schreb.) ; enlarged pet. triangular-cordate 

 denticulate below aU tubercled, radical I. ohlong-acute obliquely 

 cordate below, petioles flat or broadly channelled above with 

 raised edges.— «<. 78. 16. J. of B. xii. t. 140— St. 3—5 feet 

 high. L. very long, whorls crowded, mostly leafles. — Near 

 Lewes, Winchester, Kelvedon in Essex, and in SciUy Isles. — 

 Perhaps not distinct from Sp. 12. P. VII. VHI. E. 



14. -ffi. alpinus (L.) ; enlarged pet. cordate-ovate membranous 

 entire or denticulate without tubercles, I. roundish cordate-hlumt 

 with channelled petioles, upper I. ovate. — -E. B. S. 2694. — Whorls 

 crowded, mostly leafless. Nut elliptic. — ^Formerly cultivated. 

 P. VII. Monk's Rhubarb. E. S. 



** Fl. dioecious or polygamous. Herbage add. Sorrel. 



15. R. Acetdsa (L.) ; enlarged pet. roundish-cordate entire 

 membranous with a very minute tubercle at the base, sep. refiexed, 

 1. oblong sagittate, stipules laciniate-dentate. — E. B. 127. — 

 Height 1 — 2 feet. Whorls leafless. Nut elliptic with acute 

 angles.— Woods. P. V. VI. E.S.I. 



16. R. Acetosella (\i^; dimcious, petals scarcely enlarged ovate 

 not tubercled closely adpressed to nut, sep. ascending, 1. lanceolate- 

 hastate or linear with entire lobes, stipules torn. — £J. B. 1674. — 

 Height 6 — 10 in. Whorls leafless. L. very variable in breadth. 

 — Dry gravelly places. P. V. — VH. Sheep's Sorrel. E. S. I. 



[R. scutdtus (L.), polygamous, 1. hastate-ovate slightly fiddle- 

 shaped, is naturalized near Edinburgh &c. Sy. E. B. 1222.] 



2. Oxtk'ia Hill. Mountain-Sorrel. 



1. 0. remifdrmis (Hook.).— ^. B. 910.— St. 8—10 in. high, 

 usually leafless. L. radical, reniform, slightly notched at the 



