LII. COMPOSITE 
285 
5. Lactuca macrorhiza, Hook. f. ; FI. Br. Ind. iii. 408. Gla- 
brous or nearly so ; root thick, woody ; stems tufted, prostrate 
or pendulous, much branched. Leaves thin, variable in size and 
shape, usually pinnately lobed, sometimes cordately orbicular or 
ovate; margins sinuate ; stalks naked or winged, dilated or lobed 
at the base. Heads in. long, in terminal, drooping, corymbose 
Fig. 85. Lactuca macrorhiza. 
racemes ; flowers grey-blue. Achenes black when ripe ; beak 
slender, about half as long as the body. (Fig. 85.) 
Simla, Mahasu, common on rocks and banks ; August, September. — Tem- 
perate Himalaya, 6000-12,000 ft. 
6. Lactuca sagittarioides, C. B. Clarke ; FI. Br. Ind. iii. 410. 
Glabrous; stems usually tufted, slender, erect, 6-18 in., branch- 
ing. Leaves all radical, arrow-head shaped, rarely 1 or 2 lance- 
olate, 2-3 in. long, entire or toothed, lobes acute ; stalks long, 
narrowly winged at the top. Heads ^ in. long, in terminal, erect 
corymbs ; stalks slender ; flowers yellow. Achenes brown when 
ripe ; beak much shorter than the body. 
Dalia, in the Giri valley; May, June. — Temperate Himalaya, 5000-6000 ft. 
