PLANTS OF THE PUNJAB. 



217 



Hbkbs, erect, ayith Altekxate Stipuite Simple Leaves. 

 Leaf Maegins Entire. 



Polygonum sibiricum, 



POLYGOKACB^. 



F. B. L V. 52. 



Himalaya 11-12,000 ft. 

 Kangra (Edgeworth). 



Petals None. 



very small, perennially rooted, stem stout, 

 branches many, spreading or erect ; leaves 1-3 by 

 x^o-J in., narrowly linear, blunt pointed, two pro- 

 cesses sticking out at the base, leaf stalk thick, 

 stipules tubular, short, thin and papery : flowers 

 ^^ in. long, pink in heads. ^-^ in. diam., forming 

 terminal branched racemes, shorter than the leaves 

 bracts minute, flower stalks short or long 

 calyx in five segments, segments broadly oblong, 

 stamens 5-8, short, with or without alternating 

 glands, styles 2-3 ; nut 3-angled, not tightly en- 

 closed in the calyx, oblong-ovate, black, shining, 

 equal in length to the calyx. This plant is eaten 

 by the Thibetans. 



medixmi-size, annual, smooth, branched or not. 

 cultivated and found as an escape ; leaves 1-4 in. 

 diam., triangular, heart-shaped at the base, short- 

 pointed, stipules tubular ; flowers small, white or 

 pink in axillary or terminal heads forming stalked 

 many-flowered cluster, -l-fin. diam., calyx of 5 seg- 

 ments, segments nearly equal, stamens 8, alternating 

 with yellow sessile glands, styles 3; nut J-} in., 

 ovate with 3 sharp angled, miich longer than the 

 calyx. 



Fagopyrum cymosum, medium-size, root perennial, branched, sKghtly 



PoLYGONACE^. velvety : leaves 2-4 in. diam., broadly triangular, 



F. B. I. V. 55. sharp-pointed, long stalked, upper leaves, nar- 



Himalaya 5-11,000 ft. rower and stem-clasping ; flowers white in racemes, 



Simla, in woods (Ool- 2-5 in. long, forming long stalked branching race- 



Is**)- mes, flower stalks jointed in the middle, otherwise 

 like the last species. 



Fagopyrum esculentum, 

 Buckwheat, 



Phaphra, kultu, hathii. 

 Polygonaceje. 

 F. B. I. V, 55. 

 Himalaya 5-12,000 ft. 



Fagopyrum tataricum, 



TJyal, Tcaspat. 



POLYGONACE^. 



F. B. I. V. 55. 



Himalaya 3-12,000 ft. 



28 



very like Facjopyrum esculentum above and also 

 cultivated, but taller, and the faces of the nut 

 deeply grooved with rounded angles. 



