OF THE ^ 



UNIVERSITY 



OF 



1907] ZfaW. Compositae of Southern California. 113 



no. 121, also 1885, Greene, Feb. 14, 1891,Mm Eastwood, and 

 Mar., 1906, Ifrs. Brandegee; Todos Santos Island, Anthony, no. 

 205 ; San Miguel Island, 1903, Beck; San Martin Island, Barke- 

 lew, no. 148 ; San Sebastian, Apr., 1889, and Saucito, Oct., 1893 

 (both in Lower California), Brandegee; San Clemente and Santa 

 Catalina islands, Mrs. Trask, nos. 10 and 20; Santa Catalina Is- 

 land, Grant, no. 519 ; Witch Creek, 1893, Alderson ; Valley Center, 

 Jun., 1901, Sparkman; Ramona, Mar., 1906, Mrs. Brandegee; 

 near Riverside, Geo. R. Hall; near San Bernardino, Parish, no. 

 4375 ; Playa del Rey, Hall, no. 3773 ; Pasadena, May 16, 1904, 

 Grinnell; Mt. Wilson, at 1800 m. alt., Grinnell, no. 85c; Santa 

 Monica Forestry Station, Barber, no. 69; Kaweah River, 30 kilo- 

 meters east of Visalia, P. 8. Woolsey; near Monterey, Heller, no. 

 6508. 



The following have very narrow and acuminate leaves 5 to 8 

 cm. long : Pasadena, Grant, no. 516 ; Arroyo Seco, Jul. 8, 1904, 

 Grinnell; Santa Anita Canon, Aug. 3, 1904, Grinnell. 



Allied to G. leucocephalum Gray, from which it may be dis- 

 tinguished by its more branching habit and by the broad auricu- 

 late leaves. From G. decurrens and its variety it differs notably 

 in the woody character of its stem and the more dense and per- 

 sistent tomentum of the stem and of the lower surface of the 

 leaves. 



4. G. decurrens Californicum (DC.) Gray, Bot. Calif, i. 341 

 (1876). G. Californicum DC., Prodr. vi. 224 (1837). CALI- 

 FORNIA EVERLASTING. 



Stems stout, 4 to 8 dm. high, from a biennial root, cymosely 

 branched at summit, the branches bearing glomerules of large 

 heads and forming a broad and somewhat flat-topped inflores- 

 cence : herbage soon becoming green and more or less glabrate, at 

 maturity glandular and balsamic-scented: lower leaves oblong 

 (6 to 12 cm. long, 1 to 2 cm. broad), diminishing in size upward 

 and becoming lanceolate, all obviously decurrent : involucre 6 or 

 7 mm. high, roundish, its bracts white or in age rusty-tinged. 



San Bernardino, Parish, in a very robust broad-leaved form ; 

 near Redlands, Dr. R. J. Smith, no. 20 (similarly broad-leaved) ; 

 Echo Mt., Pasadena, Santa Monica, Santa Catalina Island, and 

 elsewhere in Los Angeles Co. ; thence northward. Common to- 



