2oti COMPOSITE FAMILY. 



67. CENTAUREA, CENTAUKEA or STAR THISTLE. {Chiron 

 the Centaur.) (p. 222.) 



* Flowers, all alike in the head, the marrjinnl ones not enlarged and raij- 

 like ; pappus of very short bristles ; scales of head loith dark-fringed 

 appendage. 



C. nigra, Liiiii. Knapwkkd. A coarse weed, in fields and waste places 

 E., nat. from Ku. ; stem 2^^ high; leaves roughish, lance-oblong, the 

 lower with some coarse teeth ; flowers purple. 2/ 



* * Marginal flowers more or less enlarged, forming a kind of false ray, 

 and sterile; pappus of bristles ; scales of head with fringed appendage. 



C. Cineraria, Linn, (or C. CANDiDfssiMA). A low species, cult, from S. 

 En., with very white-woolly twice-puinatifid leaves, and purple flowers, 

 the outermost little enlarged ; not hardy N. 21 



C. C/anus, Linn. Bluebottle, Cornflower, Bachelor's Bl;tto.v. 

 In gardens, from En., sparingly running wild ; loosely cottony, with 

 stem leaves linear and mostly entire, solitary long-stalked head, the outer 

 flowers very large and blue, with white or rose-colored varieties. ® (g) 



* * * Marginal sterile flowers many ; pappus of narrow chaff, or none; 



scales of head naked and smooth. Cult, for ornament, from Asia. 



C. moschata, Linn, (or C. suaveolens ; Amberboa moschXta and A. 

 odor.\ta). Sweet Sultan. Smooth, with mostly pinnatifid leaves, 

 long-stalked head of yellow, rose or white fragTant flowers, the outer 

 ranks enlarged, and chaffy-bristled pappus or 0. (i) 



68. CARTHAMUS, SAFFLOWER, FALSE SAFFRON. (Arabic 

 name, from the properties of the orange-colored flowers, which are 

 used in dyeing or coloring yellow, as a substitute for true Saffron.) 

 (p. 222.) 



C. tinctdrius, Linn. Cult, in country gardens, from the Orient ; smooth, 

 6'-12' high, with ovate-oblong leaves and large head, in summer. 



69. LAMPSANA, NIPPLEWORT. (Old Greek name.) (p. 228.) 



L. cnmmOnis, Linn. Homely weed E., from Eu. ; l°-2°, nearly smooth, 

 slender ; lower leaves ovate and somewhat lyrate ; heads yellow, small, 

 in loose panicles. ® 



70. KRIGIA, DWARF DANDELION. {David Krieg. a German 

 botanical collector in Md. and Del.) 



* ® Pappus of 5-1 bristles, alternating unth a like number of roundish 



scales. 



K. Virglnica, Willd. Stems several-flowered, 2'-12' high, branching 

 as they mature ; early leaves roundish and entire, the later ones narrow 

 and often pinnatifid. N. and S. 



* * 21 Pappus of 15-20 bristles, and fewer oblo7ig scales. 



K. Dandelion, Nutt. Scape leafless, 6'-18' high ; leaves spatulate- 

 oblong tn hinctulatc, entire or few lobed ; root tuberiferous. Md., S. 



K. amplexicatiUB, Nutt. Scape bearing 1-3 oblong or oval clasping, 

 mostly entire leaves ; radical leaves toothed or lobed, wing-petioled. N. 

 and S. 



