THISTLE FAMILY. 813 



EUROPE. 



Extensively naturalized from Canada to the Gulf of Mexico, west to Texas. Spar- 

 ingly introduced in California. 



ALABAMA : Throughout the State. Flowers April to June; most abundant in cen- 

 tral and upper districts; waysides and waste places. Annual. 



Type locality : " Hab. in Europae ruderatis, praecipue in Ucrania." 



Herb. Geol. Surv. Herb. Mohr. 



Aiithemis arvensis L. Sp. PI. 2 : 894. 1753. ' FIELD CAMOMILE. 



Gray, Man. ed. 6, 288. 

 EUROPE. 



Adventive in several localities on the Atlantic coast; District of Columbia. 

 ALABAMA: Fugitive on ballast. Mobile County. June; rare. Annual. 

 Type locality: "Hab. in Europa, praesertim Sueciae agris." 

 Herb. Geol. Surv. Herb. Mohr. 



MATRICARIA L. Sp. PI. 2:890. 1753. WILD CAMOMILE. 



Fifty species; temperate regions of the Old World. 



Matricaria iiiodora maritima (L.) Babington, Man. Brit. Pot. ed. 5, 179. 1862. 



SEASIDE WILD CAMOMILE. 



Matricaria maritima L. Sp. PI. 2 : 891. 1753. 



Pyrethrum maritimum Smith, Eng. Bot. 2 :901. 1790-1814. 



ALABAMA: Adveutive from Europe with ballast. Mobile County. Flowers white; 

 August. Observed for the past twelve years. Perennial. 



Type locality : " Hab. in Europae septeutrionalis littoribus maris." 



Herb. Geol. Surv. Herb. Mohr. 



CHRYSANTHEMUM L. Sp. PI. 2:888. 1753. 



One hundred and forty species, perennial and annual herbs; temperate and 

 wanner regions of the Old World. 



Chrysanthemum leucanthemum L. Sp. PL 2 : 888. 1753. 



OXEYE DAISY. WHITEWEED. 



Leucanthemum rulgare Lam. Fl. Fr. 2 : 137. 1778. 



Ell. Sk. 2 : 400. Gray, Man. ed. 6, 289. Chap. Fl. 242. Gray, Syn. FL N. A. 1, pt. 

 2 : 365. Wats. Bot. Calif. 1 : 401. 



EUROPE. 



Alleghenian to Carolinian area. Naturalized from Canada to the Pacific, and 

 throughout the Atlantic United States to the Gulf from Florida to Louisiana. 



ALABAMA : Throughout the State. Pastures and grass lands. Not rarely culti- 

 vated for ornament and apt to escape, becoming a troublesome weed ; May, July. 

 Perennial. 



Type locality : "Hab. in pratis Europae." 



Herb. Geol. Surv,, Herb. Mohr. 



Chrysanthemum parthenium (L.) Pers. Syn. 2 : 462. 1807. FEVERFEW. 



Matricaria parthenium L. Sp. PL 2 : 890. 1753. 



Gray, Man. ed. 6, 289. Gray, Syu. FL N. A. 1, pt. 2 : 365. 



EUROPE. 



Alleghenian to Louisianian area. Escaped from cultivation from Canada to Florida 

 and Louisiana. 



ALABAMA: Mobile County, waste places. Flowers white, August, September. 

 Not frequent. Perennial. 



Economic uses: The herb, under name of " feverfew," is used medicinally. 



Type locality: "Hab. in Europae cultis, ruderatis." 



Herb. Geol. Surv. Herb. Mohr. 



Chrysanthemum coronarium L. Sp. PL 2 : 890. 1753. MARIGOLD. 



Gray, Syn. Fl. N. A. 1, pt. 2 : 364. 



ALABAMA: Fugitive on ballast, from southern Europe. Mobile County. Flowers 

 golden yellow; July, August. Annual. 



Type locality: " Hab. in Creta, Sicilia." 



Herb. Geol. Surv. Herb. Mohr. 



