OCTANDRIA. TRIGYNIA. Polygonum. 377 





/ 



Lower flowers of the spike frequently changed into vege- 

 tating bulbs, Linn. Stem-leaves strap-shaped, arising from a 

 sheath. Sheaths Enclosing the stem, terminated by a blunt 

 membrane. Mr. Woodward. Bulbs darkish purple, egg-shaped, 

 sometimes intermixed with the flowers, mealy and white within* 

 St. Blossom whitish. 



Small Bistort. Viviparous Snakeweed. Mountainous pas- 

 tures. Crosby Ravens worth, and other places in Westmoreland ; 

 near Settle, Yorkshire, and Scotland. [Edge of Semer Water 

 at Carr End* Wensley Dale. Curt. In the fields between Shap 

 and Hardingdal, Westmoreland. Mr. Gough.] P. June.* 



Var. 2. Huds. Root-leaves roundish and minutely serrated. 

 Stem about 4 inches high. Ray. 



H. ox. v. 28. 3. and 5-Park. 3£2. 6. 



Pastures on a "high rock called y Grib Goch, above the Lake 

 Ffynnon Freeh near Llanberys. 



(4) Flowers with 8 stamens and 3 pistils : sp 



branched. 



P. 



ing 



avicula're. 



ifol 



7 



■M< 



3-Ger. em. 565-Park. 443. \-H. ox. V. 29. row 3. 1- 

 Pet. 10. l~Ger. 451-Lon. i. \6S. $~Wak. 5, Convolvulus. 



Stem 6Cored, thickest at the joints, and separating when 

 pulled. Leaves^ some egg and some spear-shaped. Flowers 2 

 or 3 together, in the bosom of the leaves. Fruit-stalks short, 

 but 2 of them longer. Calyx double, skinny ; the outer with 5 

 spear-shaped segments inclosing the 3 florets ; the inner incloses 

 only the jd floret, and sometimes the rudiment of a 4thi Bloss. 

 greenish on the outside, white within, often tinged with pink. 



Knotgrass Snakeweed. Road sides, paths, streets, corn fields, 

 especially in a gravelly soil. A. or B. April — Sept.t 



Var. 2. brevifolium. Retz. Leaves oblong: stamens 7. 







Ger. 451. <2-Pef. 1 0. 3 . 

 Leaves about l-4th of an inch long. 



* Plants cultivated for 4 years in a garden, constantly produced per- 

 fect seeds in July, and flowered as constantly a second time in September* 

 These latter ^erms vegetated on the stem- Mr. Gough. 



+ The seeds are useful for every purpose in which those of the next 

 species are employed. Great numbers of small birds feed upon them. 

 Cows, goats, sheep, horses and swine cat it. The stubbles in Sweden 



are purpled over with this plant. Linn, It affords nourishment to the 



Chrysomtta r<>!yg9m\ 



