1578 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM 



Shrubby; stem and leaves hispidulous or spreading-pilosulous, sometimes sub- 

 sericeously appressed-pilose; leaves opposite below, alternate above; petioles 

 narrowly winged, 0.5 to 2 cm. long; blades triangular-ovate or ovate, sometimes 

 lanceolate, 2 to 7 cm. long, 0.8 to 3.5 cm. wide, acute, cuneate to subcordate at 

 base, serrate to coarsely dentate, rarely entire; heads solitary or several, long- 

 peduncled; involucre 5 to 8 mm. high, the phyllaries subequal, linear or lanceo- 

 late, acutish to acuminate, somewhat loose; rays usually 1 to 1.5 cm. long. 



13. Verbesina hastata Kellogg; Curran, Bull. Calif. Acad. 1: 140. 1885. 

 Lipochaeta hastata Kellogg, Proc. Calif. Acad. 2: 106. /. 31. 1863. 

 Verbesina venosa Greene, Bull. Torrey Club 9: 110. 1882. 



Encelia cedrosensis Rose, Contr. U. S. Nat. Herb. 1: 17. 1890. 



Known only from the tj'pe locality, Cedros Island, Baja California. 



Shrub; branchlets strigillose; leaves chiefly opposite; petioles narrewly winged, 

 2 to 15 mm. long; blades rhombic-ovate or ovate, 2.5 to 7.5 cm. long, 1.8 to 5.7 

 cm. wide, obtuse to acuminate, short-cuneate to suV)cordate at base, coarsely 

 toothed or sometimes merely hastate-lobed at base, bright green, shining above, 

 reticulate on both sides, strigillose or antrorse-hispidulous; heads few or several; 

 involucre 5 to 7 mm. high, graduate, the phyllaries ovate, obovate, or oblong, 

 obtuse, mostly herbaceous. 



14. Verbesina coahuilensis A. Graj', Proc. Amer. Acad. 19: 14. 1883. 

 Coahuila and Nuevo Le6n: type collected east of Saltillo, Coahuihi. 

 Suflfrutescent (?), low, subsimplc: stem spreading-hirsute and sessile-glandular; 



leaves alternate, or opposite below, lance-oblong, 4.5 to 10 cm. long, 1 to 2.3 

 cm. wide, acutish to acuminate, sessile, decurrent, coarsely and irregularly 

 dentate, green and rough above, griseously subtomentose-pilose beneath; heads 

 solitary or few, pedunculate; involucre about 8 mm. high, the phyllaries slightly 

 graduate, linear, acutish to acuminate, hirsute; rays 1 to 1.7 cm. long. 

 14a. Verbesina coahuilensis viridior Robins. & Greenm. Proc. Amer. Acad. 

 34: 546. 1899. 



Known onh' from the type locality, Carneros Pass, Coahuila. 



Lower surface of the leaves green and merely scabrovis-puberulent. 



15. Verbesina hypoleuca A. Gray, Proc. Amer. Acad. 15: 37. 1879. 

 Known only from the type locality, near city of San Luis Potosf. 

 Suffrutescent, about 60 cm. high, simple; stem cinereous-puberulous; lowest 



leaves opposite, the others alternate, lance-oblong or obovate-oblong, 2.5 to 4.5 

 cm. long, 0.8 to 1.8 cm. wide, dentate, sessile, auriculate-clasping, velvety- 

 puberulous above, canescent-tomentose beneath; heads few, slender-pediceled; 

 phyllaries linear-lanceolate, acuminate, 5 mm. long; rays about 6 mm. long. 



16. Verbesina sororia A. Gray, Proc. Amer. Acad. 15: 37. 1879. 

 San Luis Potosi; type from city of San Luis Potosi. 



Suffrutescent (?), tall; stem pilosulous, glabrate below; leaves opposite below 

 or nearly throughout; petioles scarcely winged, 1 cm. long or less; blades lance- 

 elliptic to oval-oblong, 8 to 17 cm. long, 2 to 6.5 cm. wide, acuminate at both 

 ends, acutely serrate or serrulate, scarcely rough above, griseously subtomentose- 

 pilose beneath; heads numerous, cj'mose-panicled; disk in anthesis 1 to 1.2 cm. 

 high, 5 to 7 mm. thick; involucre 4 to 5 mm. high, the phyllaries few, linear, 

 acute or acutish; raj's about 1.2 em. long. 



17. Verbesina intermissa Blake, nom. nov. 



Coreopsis liebmannii Schultz Bip.; Klatt, Leopoldina 23: 145. 1887. Not 

 Verbesina liebmannii Schultz Bip. 1887. 



Known only from the type locality, Pelado, Mexico. 



Probably shrubby; "stem hirtous"; leaves opposite; petioles about 3 to 8 

 mm. long; blades rhombic-ovate, 7 to 10 cm. long, 3.5 to 4 cm. wide, acuminate 

 to each end from near the middle, serrate or serrulate, above roughish, strigose 



