1582 CONTRICUTIOXS FROM THE NATIONAL HERBARIUM 



34. Verbesina resinosa Klatt, Leopoldina 23: 144. 1887. 

 Known only from the type locality, Yavesia, Oaxaca. 



Branchlets pubescent, resiniferous; leaves opposite; petioles 4 to 6 mm. long; 

 blades oblong, 7.5 cm. long, 2.5 cm. wide, serrulate, glabrous above, beneath 

 paler, pilose along the veins, reticulate-venose; heads cymose-panicled; phyl- 

 laries 2-3eriate, obtuse, pilose above and ciliate; rays 6. (Description compiled.) 



35. Verbesina luisana T. S. Brandeg. Zoe 5: 259. 1908. 

 Puebla; type from San Luis Tultitlanapa. 



Suffrutescent; branchlets pilosulous; leaves opposite; petioles 5 to 10 mm. 

 long, sometimes narrowly winged; blades ovate or lance-ovate, 5 to 7 cm. long, 

 2.5 to 4 cm. wide, acuminate, cuneate or rounded at base, serrate, rough above, 

 griseous-pilosulous or hispidulous (the hairs with glandular-tuberculate bases) 

 and reticulate beneath; heads few to rather numerous, in somewhat umbelliform 

 cymes or cymose panicles, subcylindric in authesis; involucre 3 to 4 mm. high, 

 2-seriate, the phyllaries ovate, obtuse to acutish; rays about 2, about 2 mm. long. 



36. Verbesina grayii (Schultz Bip.) Benth. & Hook.; Hemsl. Biol. Centr. 

 Amer. Bot. 2: 188. 1881, as V. grayi. 



Zexmenia grayii Schultz Bip. in Seem. Bot. Voy. Herald 305. 1856. 



Known only from the type locality, Sierra Madre of northern Mexico. 



Sutfruticulose, pubescent; leaves opposite; petioles 4 to 6 mm. long; blades 

 ovate-lanceolate, 6.5 to 9 cm. long, 1.4 to 2 cm. wide, attenuate at each end, 

 rough above, beneath pale, tomentulose, and prominently reticulate; heads 

 1 to 3, about equaling the pedicels; involucre 6 mm. high, the phyllaries linear- 

 lanceolate, acute or acuminate (obtuse according to Robinson & Grcenman) ; 

 rays 4 mm. long. (Description compiled.) 



37. Verbesina molinaria Robins. & Greenm. Proc. Amer. Acad. 34: 553. 1899. 

 Morelos; typo from Cuernavaca. 



Shrub 2.5 to 5 meters high; stem cinereous-puberulous; leaves chiefly opposite; 

 petioles 3 to 7 mm. long; blades elliptic-oblong, 8 to 15.5 cm. long, 2 to 4 cm. 

 wide, acuminate at each end, serrulate or serrate, green and rough above, 

 densely and cinereously pilose-tomentose beneath; heads rather small, numerous, 

 cymose-panicled, exceeded by the leaves; involucre 3 mm. high, the phyllaries 

 oblong to lance-ovate, acutish to acuminate; pales with short erectish mucros; 

 rays about 2 mm. long. 



38. Verbesina robinsonii (Klatt) Fernald; Robins. & Greenm. Proc. Amer. 

 Acad. 34: 554. 1899. 



Otopappus alternifolius Robinson, Proc. Amer. Acad. 26: 165. 1891. 



Otopappus robinsonii Klatt, Ann. Naturhist. Hofmus. Wien 9: 362. 1894. 



Verbesina alternifolia Blake, Journ. Bot. Brit. & For. 53: 235. 1915. Not 

 V. alternifolia Britton, 1893. 



San Luis Potosi; type from San Jose Pass. 



Shrubby (?); stem cinereous-pilosulous; leaves alternate; petioles 5 to 7 mm. 

 long; blades oblong-lanceolate, 8 to 10 cm. long, 2 to 3 cm. wide, acuminate at 

 each end, serrate or serrulate, green and scarcely rough above, cinereous-to- 

 mentose beneath; heads several, in fruit 1.2 to 1.5 cm. thick, in a flattish cymose 

 panicle, the pedicels 0.8 to 5 cm. long; involucre 7 to 10 mm. high, the phyllaries 

 lanceolate-linear or linear, herbaceous, acute or acutish; rays about 4 mm. long. 



39. Verbesina chiapensis Robins. & Greenm. Proc. Amer. Acad. 34: 554. 

 1899. 



Known only from the type locality, near Tumbala, Chiapas. 



Shrub; branches strigillose; leaves alternate; petioles about 4 mm. long; blades 

 lance-oblong, 15 to 20 cm. long, 3.2 to 6 cm. wide, attenuate, acuminate at base, 

 serrulate, subglabrous above, green and finely appressed-puberulent beneath; 



