Potyconvum. ] POLYGONACES. 39 
Dehra Dun (King). D1stere.: Sub-tropical and temperate Himalaya 
from Kashmir to Sikkim ascending to 9,000 ft.; also in Assam and 
on the Khasia Hills, extending to Java, China and Japan. 
13. P. alatum, Buch.-Ham. in Don. Prod. 72; F. B. I. v,,41'; 
Watt EH. D. ; Prain Beng. Pl. 887 ; Collett Fl. Siml. 423 (in part) ; 
Gage 1. c. 404; Cooke Fl. Bomb. wi, 516. P. punctatum, Buch.- 
Ham. l. c. ; Trimen Fl. Ceyl. wi, 413. P. nepalense, Meissn. a4 
A procumbent glabrous or sparsely hairy annual. Stems 1-2 ft. long, 
rooting at the nodes; branches many, ascending. Leaves 3-14 in. 
long, deltoid-ovate, acute or subobtuse, entire, minutely punctate ; 
base subtruncate or subcordate, shortly cuneate ; petioles winged, 
amplexicaul at the base ; stipules membranous, obliquely truncate, 
eciliate but with a tuft of hairs at the base. Flowers in compressed 
peduncled heads, with an involucral leaf at the base of each head ; 
peduncles glandular-hairy above ; bracts membranous, }-y7, in. long, 
eciliate. Perianth } in. long, 4 fid. Nutlets 3, in. long, broadly 
ovoid, compressed, usually biconvex, black and minutely pitted. 
Dehra Dun (Duthie). Flowers during the rainy season, DISTRIB. : 
Abundant on the Himalaya up to 10,000 ft., Parasnath in Bengal 
also in Assam, Burma and on the hills of W. and 8. India, extending 
to Ceylon, China, Afghanistan and Africa. The above description 
refers to var. nepalensis of Hook. f. F. B. I. v, 42. 
14. P. capitatum, Buch.-Ham. ex. Don. Prod. 73; F. B. I. v, 
44 ; Collett Fl. Siml. 423, fig. 134 ; Gage l. c. 428. 
A perennial herb. Stems many, leafy, 6-10 in. long, creeping from a 
stout woody usually twisted rootstock, usually reddish and clothed 
with brown hairs. Leaves crowded, bifarious, shortly stalked, 3-14 
in. long, ovate-elliptic, acute, downy on both surfaces, rather thick, 
eglandular, turning brown when dry ; petioles 4-4 in., with 2 small 
rounded glandular hispid auricles at the base. Injlorescence capitate ; 
heads 3-2 in. in diam., dense-flowered, glandular and hairy ; ped- 
uncles often glandular-hispid ; involucral leaf none ; bracts flat, ovate, 
acute, eciliate, glabrous. Perianth pink, 5-cleft, segments obtuse. 
Stamens 8. Nutlets 3-gonous, 7; in. long. 
Dehra Dun, in crevices of rocks in many of the ravines (Duthie). Prob- 
ably in other localities in Sub-Himalayan tracts eastwards. Drs- 
TRIB.: Sub-tropical and temperate Himalaya, up to 6,000 ft. ; also 
on the Khasia hills and extending to China. 
