Polygonaeese. 
Egelsee, Canton Schaffh. (formerly at least), Bonfol? 
Rheinfelden? Oberentfelden, Aargau? 7 
maritimus L. 1894. 
— Teeth of the inner divisions of the perianth subulate, 
shorter or scarcely as long as the breadth of the di¬ 
visions. False-whorls separated from one another. Ls 
long-lanceolate. PI. of a dirty greenish yellow when 
mature, taller than the last. R. conglomeratus-maritimus 
auct.—As the last; indicated near Rheinfelden; Bregenz. 7 
* palustris Sm. 1895. 
9. Branches divergent. False whorls distant from one 
another, each, except the last, supported by a small 1. 
Inner divisions of the perianth bordered on each side 
by 6—8 almost spiny teeth.—Uncultivated places and 
way-sides; T. W. V. 6 . . . . pulcher L. 1896. 
— Branches erect-ascending. False whorls without ls or 
only the lower ones supported by a leaf . . 10 
10. Inner divisions of the perianth triangular-oval (5 mm 
long), prolonged at the top in an entire lobe, and bord¬ 
ered below by 2—4 triangular or triangular-subulate 
teeth on each side. Rad. Is cordate-oblong, obtuse or 
subacute.—Meadows, road-sides; everywhere. 7 
obtusifolius L. 1897. 
— Inner divisions of the perianth broader than in the last, 
obtusely triangular at the top, less prolonged; teeth 
more numerous, shorter. Rad. ls longer, narrower and 
more acute. R. crispus-obtusifolius.—As the last, but 
rare. 7.* pratensis M. K. 1898. 
11 (6). Inner divisions of the perianth (small) linear-ob¬ 
long, almost twice as long as broad, obtuse. False 
fr.-whorls distant ....... 12 
— Inner divisions of the perianth (larger) oval-triangular, 
cordate-rounded or suborbicular, as broad or almost 
as broad as long. False fr.-whorls more or less 
crowded ......... 13 
12. False whorls leafy, except the highest. Inner divisions 
of the perianth gen. all with a callosity. Pedicels jointed 
a little below the middle. Branches arched-ascending. 
Ditches, shores, damp thickets; everywhere. 7 
conglomeratus Murr. 1899. 
— False whorls all leafless, or only the lower supported 
by a leaf. Gen. only one of the inner divisions of the 
perianth with a callosity. Pedicels jointed close to the 
base. Branches erect-spreading. R. sanguineus Koch.— 
Woods, damp thickets; probably distrib. (wanting in G. 
T. U.); the form with the stems and nerves of the ls 
blood-red; Yaud. 7 . . nemorosus Schrad. 1900. 
