284 PROCEEDINGS OF THE AMERICAN ACADEMY. 
Nichol Bay, N. W. coast, F. Gregory's Expedition ; Victoria River and 
Hooker’s Creek, F'. Mueller (hb. Gr., hb. U. S.) ; islands of the Gulf of 
Carpentaria, 2. Brown ; in the interior, M’Douall Stuart’s Expedition ; 
Albert River, Henne; Balonne River, Queensland, Mitchell (hb. Gr.): 
these acc. Benth. Fl. Aust. iii. 546 (1866). 
* * Leaves lanceolate to elliptical; American. 
2. F. reranpa, Lag. Herbaceous, stem 30 to 120 em. high, green or 
reddish, dichotomous, striate, glabrate: leaves opposite, lanceolate, promi- 
nently 3-nerved, apex rounded or acute, 2 to 9 cm. long, .6 to 2.5 cm, 
wide, the base of the lower leaves tapering into a sort of petiole, the two 
opposite ones being connate at the stalk; the upper leaves are decidedly 
connate; leaves in three pairs about inflorescence; lanceolate leaves ser- 
rate, elliptical leaves repand-dentate: heads usually 1-flowered, gathered 
in dense axillary or terminal clusters: 9 bracts 1 to 2, usually 2, both 
concave, acute or rounded at apex, even emarginate, one larger than the 
other: corolla subligulate, emarginate, entire or tridentate, a little over 
-1 cm. long, lamina the length of the tube, oblique, entire corolla a little 
over } length of achene, lower part of tube villous: achene scarcely 
-l cm. long: ¥ bracts 1 to 2 as in 9 ; corolla tube narrow becoming full 
at throat, lobes acute, reflexed, tube villous as @ ; anthers with obtuse 
appendages at apex; filaments thickened immediately below the anther: 
setae filamentous, slightly flattened and spreading at apex, or flattened 
throughout as half-aborted bracts; achene of % smaller by } than that 
of 9.— Lag. Gen. et Sp. Nov. 33, no. 406 (1816). Ocdera trinervia, 
Spr. in Bot. Gart. Halle, 63 (1800). Brotera Contrayerva, Spr. in 
Schrad. Journ. Bot. iy. t. 5 (1800), not Millera Contrayerba, Cav. 
Nauemburgia trinervata, Willd. Sp. Pl. iii. 2393 (1804). Broteroa trin- 
ervata, DC. Prod. v. 636 (1836). Brotera Sprengelii, H. Cass. Dict. 
xxxiv. 304. Flaveria trinervata, Baillon, Hist. Pl. viii. 55 (1886). 
Flaveria trinervia (Spreng.) Mohr, Cont. Nat. Herb. vi. 810 (1901).— 
ALABAMA: adyentive with ballast, Mobile County, Mohr, Cont. Nat. 
Herb. vi. 810 (1901) (hb. Geol. Surv., hb. Mohr). Texas: Barstow, S. i. 
1, Oct. 1902 (hb. Gr.) ; Rio Grande, Wright, 356, Oct. 1849 
_ (bb. Gr., hb. U.S.) ; near Dofiana, valley of Rio Grande, Parry, Bige- 
low, Wright, and Schott, 593 (hb. U.S.). New Mexico: Mesilla, Z. O. 
Wooton, 51, June, 1898, alt. 1300-m. (hb. M. B. G.,hb. U. S.); Roswell, 
F. S. Earle & E. S. Earle, 304, Aug. 1900, alt. 1,200 m. (hb. M. B. G., 
hb. U. S.); Las Cruces, Vasey, 184, 1881 (hb. J. D. S., hb. U. S.). 
Coanuita: San Carlos, Berlandier 2372, Nov. 1831 (hb. Gr.); Parras, 
Palmer, 686, Oct. 1880 (hb. Gr., hb. U. S., hb. J. D, S., hb. M. B. G.),; 
