810 PLANT LIFE OF ALABAMA. 
dilated at the throat; pappus scales acute; achenes ribbed, very hairy; chaff of the 
receptacle linear, acute. 
Carolinian area. Georgia. (Lookout Mountain, Ruth, 638 and 662.) 
ALABAMA: Mountain region. Cullman County. Springy places, grassy glades. 
Flowers pale lilac-purple. June. Mature achenes August 14, 1893. 
Type locality: ‘The type specimen was collected by Dr.Charles Mohr *~ * * 
at Cullman, Cullman County, Alabama, June 24, 1893. 
Herb. Geol. Surv. Herb. Biltmore (type specimen). 
FLAVERIA Juss. Gen. Pl. 186, 1789. 
(BRoTERA Spreng. Schrad. Journ. Bot. 1800, pt. 2: 186, ¢.5. 1801.) 
About 7 species, tropical America, North America, 5. Lower Sonoran area (Tex- 
ano-Mexican region). 
Plaveria trinervia (Spreng.). CONTRAYERBA. 
Oedera trinervia Spreng. Bot. Gart. Halle, 63. 1800. ares 
Brotera contrayerra Spreng. Schrad. Journ. Bot. 1800, pt.2:4.4, 1801. Not Milleria 
contrayerva Cay. Icon.1:2,t.4. 1791. 
Nauenburgia trinervala Willd. Sp. Pl. 3: 2393. 1803. 
Brotera trinervata Pers. Syn. 2: 498. 1807. 
Flaveria repanda Lag. Gen. & Sp. Nov. 33. 1816. . 
Gray, Syn. F1.N. A. 1, pt.2:354. Coulter, Contr. Nat. Herb. 2 : 235. 
Mexico, ARGENTINA. 
Louisianian area. Western Texas and Arizona to Mexico. 
ALABAMA: Adventive with ballast. Mobile County; frequently observed. Annual. 
Type locality (Spreng. Schrad. Journ.): ‘Um Huanuco in Peru.” 
Herb, Geol. Surv. Herb. Mohr. 
HYMENOXYS Cass. Dict. Sci. Nat. 55: 278. 1828. 
Three species, South American herbs. 
Hymenoxys anthemoides (Juss.) Cass. Dict. Sci. Nat.55:278. 1828. 
Hymenopappus anthemoides Juss. Ann. Mus. Par. 2: 426, 1803. 
BUENOS AYRES, 
ALABAMA: Adyentive on ballast. MobileCounty. J lowersyellow; July, August. 
Type locality: ‘‘ Ex Bonaria.” 
Herb. Geol. Surv. Herb. Mohr. 
HELENIUM L. Sp. Pl. 2:886. 1753. 
About 25 species, biennial or perennial herbs, Mexico. North America, 20; At- 
lantic, 11. 
Helenium tenuifolium Nutt. Journ. Acad. Phila. 7:66. 1834. BITTERWEED. 
Chap. Fl. 239. Gray, Syn. FI. N. A. 1, pt.2:347. Coulter, Contr. Nat. Herb. 2: 231. 
Carolinian and Louisianian areas. Arkansas, Texas, aud Louisiana to Alabama and 
North Carolina. 
ALABAMA: Central Prairie region to Coast plain. Waste places, roadsides. Bla- 
den Springs, July, 1859. Common. Mobile County, apparently adventive from the 
Southwest. Now naturalized from the coast to the northern limit of the Central 
Pine belt, along the railroads in great abundance, infesting pastures, waste lands, 
waysides. One of the most obnoxious of weeds. July to October. Perennial. 
Type locality: ‘The States of Mississippi and Alabama. ” 
Herb. Mohr. 
Helenium nudiflorum Nutt. Trans. Am. Phil. Soc. n. ser. 7: 384. 1841. 
Low SNEEZE WEED. 
Leptopoda brachypoda Torr. & Gray, Fl.N. A. 2:388. 1842. 
Gray, Man. ed. 6,287. Chap. F1.240. Gray, Syn. FL N. A. 1, pt. 2: 349. Coulter, 
Contr. Nat. Herb. 2: 252. 
Carolinian and Louisianian areas, Southwestern Illinois to Arkansas and Texas, 
eastward to Florida and North Carolina. ‘ 
ALABAMA: Central prairies to Coast plain. Waste places, exsiccated exposed ground, 
pastures. Montgomery, Washington, Clarke, Monroe, Baldwin, and Mobile counties. 
Rays yellow, disk deep reddish brown; June, August. Frequent, particularly in 
the coast plain. Perennial. 
Type locality: “The plains of Red River, Arkansa.” 
Herb. Geol. Surv. Herb. Mohr. 
