1586 CONTRIBUTIOXS FROM THE XATIONAL, HERBARIUM 



Shrubby or suffrutesceiit, 1.5 to 6.5 meters high; branches densely sordid- 

 puberulous or tomentose, winged by the decurrent leaf bases; leaves alternate, 

 ovate or rhombic in outline, 12 to 38 cm. long (including the broadly winged 

 petiole), repand-toothed to pinnatifid, rough above, griseous- or cinereous- 

 pul)crulous to subtomentose beneath; heads small, very numerous in large 

 fastigiate cymose panicles; involucre 1.5 to 3 mm. high; rays white, 2 to 4 mm. 

 long. "Camaliote," "chimaliote," "chimaliote bianco" (El Salvador). 



57. Verbesina hypsela Robinson, Proc. Bost. Soc. Nat. Hist. 31: 269. 1904. 

 Chiapas. 



Herbaceous (?), tall; stem glabrous, purplish, winged by the decurrent leaf 

 bases; leaves alternate, 10 to 30 cm. long, 7 to 18 cm. wide, deeply pinnatifid 

 (the lobes 13 to 15), above very smooth, beneath thinly apprcssed-pubescent; 

 heads small, very numerous in a large convex panicle; rays white, 8 mm. long. 

 (Description compiled.) 



58. Verbesina gigantoides Robinson, Proc. Amer. Acad. 47: 213. 1911. 

 Known only from the type locality, Yajal6n, Chiapas. 



Herbaceous (?), tall; stem purplish, glabrous, wingless; leaves alternate; 

 petioles wingless, 5 to 15.5 cm. long; blades 15 to 30 cm. long, 10 to 25 cm. wide, 

 pinnatifid (the lobes about 11), smooth above, softly pubescent beneath; heads 

 small, numerous in a large convex panicle; rays white, 3.5 mm. long. 



59. Verbesina pauciflora Hemsl. Biol. Centr. Amer. Bot. 2: 189. 1881. 

 Verbesina cymosa A. Gray, Proc. Amer. Acad. 21: 390. 1886. 



Siiialoa and Chihuahua; type from Cerro de Pinal, Sinaloa. 



Shrubby; stem wingless, hirsute-pilose, glabrescent; leaves opposite, short- 

 petioled, lance-oblong, 12 to 20 cm. long, 1.8 to 3.5 cm. wide, acuminate, cuneate 

 at base, scabrid above, cinereously subtomentose-hirsute beneath; heads very 

 numerous, small, 9-flowered, yellow, discoid, in cymose panicles; involucre 3 

 mm. high, the phyllaries oblong, obtuse, hirsute. 



60. Verbesina oligantha Robinson, Proc. Amer. Acad. 47: 214. 1911. 



Known only from the type locality, Jimalcota, Michoacdn or Guerrero. 



Shrubby, 2 to 3 meters high; stem wingless, scabrid-puberulous; leaves oppo- 

 site; petioles 1 to 1.5 cm. long; blades ovate or elliptic-ovate, 12 to 16 cm. long, 

 4 to 7 cm. wide, acuminate, omeate at base, serrate, green and harsh on both 

 sides; heads numerous, in flat cymose panicles, 12 mm. high, 4 mm. thick, discoid, 

 yellow, 7-flowered; involucre 3 mm. high, the phyllaries ovate or oblong, obtuse 

 to acute. 



DOUBTFUL SPECIES. 



Verbesina oaxacana DC. Prodr. 5: 614. 1836. 



Verbesina sartorii Schultz Bip.; Klatt, Leopoldina 23: 143. 1887, as 

 synonym. This name is published by Klatt with reference to a Mexican plant 

 collected by Liebmann, but is referred as a synonym to V. leprosa Klatt, a species 

 restricted to Martinique. 



Verbesina triplinervia Visiani, Nuov. Sagg. Accad. Sci. Padova 5: 264. 

 1840. Insufficiently described. 



76. COREOPSIS L. Sp. PI. 907. 1753. 

 Herbs or shrubs; leaves chiefly opposite; heads (in ours) yellow, radiate, the 

 rays pistillate or neutral; involucre double, the outer phyllaries herbaceous, 

 1-seriate, small, the inner about 2-seriate, equal, submembranous, usually brown- 

 ish, vittate; achenes obcompressed, usually marginate or winged; pappus (in 

 oars) of 2 smooth or antrorse-ciliate awns, or wanting. 



