ItUMEX. 
359 
one principally tubercled, 1 . oblong-lanceolate acute, lower 1. 
slightly cordate below. E. B. S. 2757. 11. acHtHs{L. 1, G. G.).— 
St. and whorls often tinged with dull red. Whorls near together 
liut notcrowded,niostlyleafless. Unopened anth. white. Nuts 
t lliptic, abundant. One enlarged pet. larger than the others, 
sometimes all 3 equallj' tubercled. [said to be the hybrid /;. ohtiisifoUus , 
cri.-^pvs.] — Marshy places, rare. P. VI. — IX. E. S. I. 
9. Ji. ais'pus (L.) ; enlarged pet. cordate entire or cremdate 
one principally tubercled., 1. lanceolate acute wavy crisped. — 
E. B. 199,8. — Height 2 — 3 feet. St. and whorls sometimes 
tinged with bright red. L. narrowed or truncate below. Nut 
elliptic. Enlarged pet. equal, sometimes, var. trig^-anulatKx 
(Sy.), all equally tubercled. [Var. snbcordalus (Warr.)has enlarged pet. 
broader, more or less lieltoid. The hybrid 11. crispvs :<nqnaticvs (E. projiinqims 
Arescli.) occurs in Scotland]. — RoadsideS, fields, Ac. P. VI. — VIII. 
Curled Dock. K. S. 1. 
[B.elongatiis (Guss.) ; enlarged pet. ovate entire one tubercled, 
1. linear-lanceolate narrowed at both ends not wavy nor crisped. 
— /. of B. xi. 237 — St. 1—2?, ft. high. Rt.-l. 8—12 in. long, 
1 in. broad. Of lax liabit with distant whorls. A probable 
form of It. crispus. — Surrey side of Thames between Putney 
and Hammersmith, and Wye at Tintern.] 
10. B. longifdlius (DC.) ; enlarged j'>tt. broadly cordate mem- 
branous entire or wavy without tubercles, 1. lanceolate, lower 1. 
somewhat cordate, petioles semicylindrical flat and finely 
margined above. — E. B. S. 2698. B. doonesticus (Hartm.). 
R. aquaticus Hook not L. — Height 3 — 4 f^et. 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. 
11. R. Hydrolap'atltum (Huds.) ; enlarged pet. ovate-trian- 
<?M/rtrnearly entire a^/ tubercled, I. li^XiC-Qoi&tQtiCutetapering below, 
petioles 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 elliptic. — 
Ditches and river-sides. P. VII. VIII. (rreat Water-Dock. 
E. S. I. 
12. B. keteropJt'yllus (Schultz) ; enlarged pet.tr iangidar-cor- 
date denticulate below all tubercled, radical I. oblong-acute 
obliquely cordate below, petioles fiat or broadly channelled above 
with raised edges. — B. maximus (Schreb. not Gmel.). St. 73. 
16. J. of B. xii. t. 140. — St. 3 — 5 feet high. L. very long, 
