306 66. POLTeONACEiE. 



whorls mostly leafy, lower I. fiddleihwped or cordate-oblong blunt, 

 upper 1. lanceolate-acute, st. procumbent. — E. B. 1576. — St. 

 BtraggUng;. Whorls distant. Nuts ovate, acute. — Dry waste 

 places, local. B. ? VII.— IX. Fiddle-Bock. E. I. 



7. It. ohtusiftUius (L. ?) ; enlarged pet. ovate- or oblong- trian- 

 gular blunt entire or toothed veined one or more tubercled, lower 

 I. cordate-ovate-ohhng blunt, upper 1. oblong or lanceolate, 

 branches ascending. — a. JR. Friesii (Gr. & G.) ; enlarged pet. 

 sinuate-dentate below vrith subulate spreading teeth and an 

 oblong entire point one principally tubercled. E. B. 1999. — 0. 

 K. S}/lvestris (Wallr.) j enlarged pet. nearly entire all tubercled, 

 nut but little longer than broad. J. of B. xi. 131. — Whorls usually 

 distant and nearly leafless. Height 2 — 3 ft. Nut nearly twice 

 as long as broad. — Pastures and waste ground. |3. By Thames 

 near Putney. P. VH.— IX. E.S.I. 



8. -E. acutuB (L., Fr.) ; enlarged pet. unequal cordate dilated 

 and toothed at the base with a small entire triangular point one 

 principally tubercled, 1. oblong-lanceolate acute, lower 1. slightly 

 cordate below. — S. pratensis E. B. S. 2757. — St. and whorls 

 often tinged with dull red. Whorls near together but not 

 crowded, mostly leafless. Unopened anth. white. Nuts elliptic, 

 abundant. One enlarged pet. larger than the others, sometimes 

 all 3 equally tubercled. — Marshy places, rare. P. VI. — IX. 



E. S. I. 



9. R. cris'pus (L.) ; enlarged pet. cordate entire or crenulote 

 one principally tubercled, 1. lanceolate acute wavy crisped. — 

 E. B. 1998. — Height 2 — 3 feet. St. and whorls sometimes 

 tinged with bright red. L. narrowed or truncate below. Nut 

 elliptic. Enlarged pet. equal, sometimes all equally tubercled. 

 —Roadsides, fields, &c. P. VI.— VIII. CurUd Dock. E. S. I. 



[iJ. elongatus (Guss.) ; enlarged pet. ovate entire one tubercled, 

 1. hnear-lanceolate narrowed at both ends not wavy nor crisped. 

 —J. ofB. xi. 237.— St. 1— 2J ft. high. Rt.-l. 8—12 in. long, 

 1 in. broad. Of lax habit with distant whorls. A probable 

 form of R. crispus. — Surrey side of Thames between Putney 

 and Hammersmith, and Wye at Tintern.] 



10. JR. consper'sus (Hartm.) ; enlarged pet. broadly cordate 

 toothed membranous netted one tubercled, 1. oblong blunt 

 cordate or oblique at the base, petioles flat above laterally com- 

 pressed.— «!/. E. B. 1217.— St. 2—3 feet high. Nut ovate, 

 acute. Enlarged pet. equal. — Kinross-shire. VI. — VIII. S. 



11. B. aguat'ieus (L.) ; enlarged pet. broadly cordate memhra- 

 noua entire or wavy without tubercles, 1. lanceolate, lower 1. some- 



