402 Lxxyiit. COMPOSITE. (J.D.Hooker.) ITaraxaciim. 



3. T. VTattii, Hook. f. ; crown woplly, leaves rimcinate-pinnatifid gla- 

 brous, scapes numerous pubescent above, heads broadly campanulate glabrous, 

 outer invol. bracts few suberect or recurved, acbenes white compressed acutely 

 ribbed, ribs sparingly echinate, beak stout shorter than the body, base conical. 



Westeek Himalaya ; Pangi, at Silundi, alt. 13,000 ft., Watt. 



Habit of a large specimen of T. officinale. ~ Heads broad, 1 in. diam. withont the 

 ligules. Invol. bracts black when dry, inner | in. long, hardly clawed at the tip. 

 Achenes not quite ripe, J in. long, silvery white; pappus ^ in. — I have seen but one 

 specimen of this remarkable species. 



113. CHOMDRXIiIiA, Zmn. 

 Perennial herbs. Stem usually branched from the base ; branches slender, 

 cylindric, rigid or virgate. Leavet, radical pinnatifid, cauline often entire. 

 Seads terminal, homogamous ; fl. all ligulate, yellow. Involucre cylindric ; 

 bracts do -seriate, outer usually very small, inner linear ; receptacle flat, naked. 

 Achenes oblong, subterete, many-ribbed, toothed, or with a toothed ring below 

 the beak, beak long and slender or short and stout ; pappus hairs very slender, 

 white, many-seriate, persistent or deciduous separately, — Disieib. Species about 

 16, European and Oriental. 



1. C. gTaminea, IT. S«e6. ; Zedeh. Fl. Boss. ii. 809; Ic. t. 177; quite 

 " glabrous, branches many from the base very slender, cauline leaves filiform, 



heads i in. about 8-fld. hoary, invol. cylindric, outer bracts minute, inner narrow 

 with white membranous margins, achenes slender obsciu-ely toothed or quite 

 smooth below the very slender beak which about equals the body. DC. Frodr. 

 vii. 142. 



Westeen Tibet; Karakoram mts., alt. 8-11,000 ft., Clarice. — Disteie. Siberia. 



Stems 2-3 ft. from a woody stock, dichotomously branched. Leaves, radical not 

 seen, cauline 2-3 by i in., flexuous, quite entire. Heads subcorymbose, peduncled. 

 Achenes ^ in. long, ribbed, sometimes quite smooth where contracted into the beak ; 

 pappus as long as the achenes, persistent, silvery. 



Vae. Icashmiriana ; leaves rather broader. — S. Kashmir at Eamoo, alt. 6000 ft., 

 Clarke. 



2. C setulosa, Clarke mss. ; quite glabrous, much branched froin the 

 base, branches very slender, cauline leaves linear very narrow, margins naked 

 with here and there a minute spine, heads ^ in. about 8-fld. hoary, involucre 

 cylindric, outer bracts minute, inner narrow with a stout spinulose midrib 

 thickening in fruit, achenes slender strongly toothed below the very slender beak 

 which about equals the body. 



Baltistan ; at Shigar, alt. 8000 ft., Clar/ce. 



Habit of _ C. graminea, differing in the spinules on the midrib of the invol. bracts, 

 and the muricate and toothed achenes. 



DOUBTFUL SPECIES. 



C. SP. ? ; much dichotomously branched, branches stout, leaves 1-2 in. linear- 

 oblong obtuse obscurely denticulate, heads f in., base corky in fruit, invol. bracts 

 with a thickened midrib which is here and there spinous.— Western Tibet, Shayuk 

 valley, alt. 8-10,000 ft., Thomson. This may be a var. of C. setulosa, but there are 

 no ripe achenes; it also cldsely resembles (7. ywBcOT, L. 



114. Z. ACT VGA, Linn. 

 Glabrous or hispid milky herbs. Leaves radical and alternate, entire toothed 

 piianatifid or pinnate, cauline often stem-clasping and auricled. Reads sessile or 

 pedimcled, panicled corymbose racemose or subspicate, homogamous, yellow 

 purple or blue ; fl. all ligulate. Involuci-e usually narrow ; bracts few- (rarely 

 many-) seriate, thinly herbaceous, margins often membranous,-fi-uiting unchanged 



