98 
SALSOLA, L. 
847. S. kali, L. Common Saltwort. 
Frequent on the lake shore near the University grounds, Evanston, 
where it is associated with Lathyrus maritimus, Bigel., and Pola- 
nasia graveolens, Raf. 
This is the only locality within our limits from which the plant has 
been reported. (B.) 
PHYTOLAOCACEiE. 
PHYTOLACCA, Tourn. 
848. P. decandra, L. Poke-root. Pigeon -berry. 
Moist grounds, chiefly southward ; infrequent. August. 
Niles. Evanston, Boltwood! Englewood, Hill / Union Stockyards 
and Harlem ; rare, Babcock . 
In the Calumet Region, specimens occasionally attain a height of 
12 feet. 
POLYGONACEiE. 
RUMEX, L. 
849. R. britannica, L. Great Water-Dock. 
R. orbiculatus , Gray. 
Wet places, near ponds, ditches and lakes southward; infrequent. 
August. 
Glencoe, Johnson . Thatchers; not common, Babcock . 
850. R. altissimus, Wood. Peach or Pale-leaved Dock. 
R. britannica , in Manual, 5th Ed. 
Probably rare. June— July. (B.) 
Near Lake Hyde, 1884. Swamps near north end of Lake Calumet, 
1883-86. Calumet Region, S. R. Copeland. Glencoe, Johnson . 
7 851. R. verticillatus, L. Swamp Dock. 
Swamps; apparently infrequent. July. (B.) y \ * t, * 
Hawthorn. Near Blue Island. Glencoe, S. R. Copeland . . 
852. R. crispus, L. Curled Dock. Yellow Dock. 
Cultivated and waste grounds, usually in dry soil; abundant. June — 
October. (B.) 
853. R. obtu sifoliu s , L. Bitter Dock. 
With the last; common. June — July. (B.) 
A form which is apparently a hybrid of this species and R. crispus, 
L., is occasionally found. 
854. R. sanguineus, L. Bloody-veined Dock. 
Waste places, near cultivated grounds ; throughout, but infrequent 
or rare. July. (B. P.) 
