230 COMPOSIT A. 
1. Baileya multiradiata, Harv. & Gray in A. Gr. Pl. Fendl. p. 106. 
Catirornia to Texas.—Norta Mexico, near Chihuahua and valley of the Rio Conchas 
(Gregg). Hb. Kew. 
2. Baileya pauciradiata, Harv. & Gray in A. Gr. Pl. Fendl. p. 105. 
CaLirornia.—Norra Mexico, Sonora. 
3. Baileya pleniradiata, Harv. & Gray in A. Gr. Pl. Fendl. p. 105. 
Catirornia to Texas.—NortH Mexico, Chihuahua (Gregg). Hb. Kew. 
Dr. Gray, Bot. Calif. i. p. 373, refers this genus to the Helenioidee next to Riddellia. 
[Chrysanthemum coronarium, Linn., introduced from Europe, is now naturalized in 
some parts of Mexico, as Orizaba (Botteri, 1127); and Pyrethrum parthentum, Smith, 
in Mexico, Orizaba (Botteri, 1159), Costa Rica, Cartago (Ersted, 130).] 
187. COTULA. 
Cotula, Linn. Gen. Plant. n. 968; Benth. et Hook. Gen. Plant. ii. p. 428. 
A genus of small herbs, comprising about forty species, widely dispersed in the tem- 
perate and subtropical regions of the Old World, extratropical South Africa, Australasia, 
and South America, one species extending to Mexico. 
1. Cotula pygmea, Benth. et Hook. Gen. Plant. ii. p. 431. 
Soliva pygmea, H. B. K. Nov. Gen. et Sp. iv. p. 303. 
Soliva mexicana, DC. Prody. vi. p. 143; Calques des Dess. Fl. Mex. 589. - 
Hippia minuta, Linn. fil. Suppl. p. 389. 
Norra Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 2273) ; 
Sourn Mxxico, valley of Mexico, 8000 feet (Schaffner).—Ecuapor; Peru. Hb. Kew. 
188. SOLIVA. 
Soliva, Ruiz et Pav. Prod. Fl. Peru. p. 118, t. 24; Benth. et Hook. Gen. Plant. ii. p. 430. 
Four herbaceous species, all indigenous in America, and one of them occurring in 
Portugal and one in Australia, where they were most likely introduced. 
1. Soliva anthemifolia, R. Br. in Trans. Linn. Soc. xii. p. 102. 
Sourn Mexico, near Orizaba (Schaffner).—Widely dispersed in SourH AmERica ; also 
in Eastern Austratia. Hb. Kew. 
189. ARTEMISIA. 
Artemisia, Linn. Gen. Plant. n. 945 ; Benth. et Hook. Gen. Plant. 1. p. 485. 
Herbs and undershrubs, generally dispersed in the temperate and subtropical zones 
of the northern hemisphere, some of the species clothing immense expanses of country, 
especially in the plains of North America. There are also three or four in extratropical 
