Dp 
Ere rcs 
1918] 
GREENMAN— MONOGRAPH OF SENECIO 93 
126. S. loratifolius Greenm. Proc. Am. Acad. p > 
1907. ро: 
An herbaceous perennial; stems erect, about 3 dm. пе 
white-lanate-tomentose; leaves alternate, narrowly elongate- 
lanceolate or sublorate, .5 to 1.7 dm. long, 4 to 12 mm. broad, 
acute or obtuse, entire, membranous, in the early stages lightly 
floccose-tomentulose on the upper surface and more or less 
glabrate, densely and permanently white-tomentose beneath; 
the lower leaves gradually narrowed into a petiole-like base, 
the upper, sessile and amplexicaul; inflorescence a terminal 
few-headed subcorymbose cyme; heads radiate, 8 to 10 mm. 
high; involucre campanulate, calyculate, tomentose; bracts of 
the involucre usually 13, linear-lanceolate, 6 to 7 mm. long; 
ray-flowers 8 to 12, rays yellow; disk-flowers about 35; achenes 
hispidulous. 
Distribution: northern Mexico. 
Specimen examined: 
Coahuila: mountains near Saltillo, alt. 2150 m., 5 Oct., 1905, 
C. G. Pringle 13676 (Gray Herb.), TYPE. 
127. S.cynthioides Greene, Leafl. Bot. Obs. & Crit. 1: 212. 
1906; Wooton & Standley, Contr. U. S. Nat. Herb. 19: 748. 
1915. 
S. fastigiatus Gray, Pl. Wright., pt. 2, 99. 1853, not Nutt. 
S. Wrightii Greenm. Monogr. Senecio, I. Teil, 24. 1901, and 
in Engl. Bot. Jahrb. 32: 20. 1902, name only; Ann. Mo. Bot. 
Gard. 1 : 269. 1914. 
S. Fendleri var. subintegra Greene in Herb. 
An herbaceous perennial, subtomentose throughout, more or 
less glabrate especially on the upper leaf-surface; stems erect, 
1 to 4 dm. high, usually rather leafy; leaves narrowly oblong- 
oblanceolate to lanceolate-linear, entire or sparingly dentate 
towards the tip, rounded to obtuse at the apex, in the early 
stages somewhat tomentulose on the upper surface but soon 
glabrate, more or less persistently white-tomentulose beneath, 
the lowermost leaves gradually narrowed into a petiole; upper 
stem-leaves sessile, often ampliated and irregularly dentate 
at the semiamplexicaul base; inflorescence a terminal sub- 
