Eriophyllum. COMPOSITiE. 329 



E. Pringlei, Gray, 1. c. More loosely aud copiously woolly, depressed, inch or two high, 

 flowering almost from the base : rays noue : flowers all fertile : akeiies villous : pappus of 

 about 10 much larger wholly silvery-scarious oblong-lauceolate aud pointless erose paletxj. — 

 Gravelly pLiius from the Mohave Desert iu S. E. California to Tucsou, Arizona, Palmer, 

 Lemiaon, Primjle, Parish. 



# * Heads pedunculate, terminating the branches, 3 or 4 lines liigh : receptacle convex or conical: 

 plants a to 5 inches high, erect and at length diffuse, with mostly entire leaves. 



-(— Eays about 5, inconspicuous: disk-flowers not numerous: anther-tips ovate-oblong, obtuse. 



E. nubigenum, Greene. Densely white-woolly: lecaves laneeolate-spatulate (about half- 

 inch long) : heads short-peduucled, uarrow : involucre of 5 oblong bracts : rays with oval 

 ligule, hardly exceeding tiie disk-flowers, yellow : receptacle with conical centre: pappus of 

 about 10 oblong or narrow nerveless aud obtuse erose thinuish palea;, half the length of the 

 corolla, one third that of the akene. — Gray, Proc. Am. Acad. xix. 25. — On Cloud's Rest, 

 above the Yosemite, at 9,000 feet, Mrs. Curran. 



•i— -1— Rays 5 to 9, exserted and ample, oval or oblong: disk-flowers more numerous: anther-tips 

 narrow and slender : receptacle high-convex or obtusely low-conical. 



E. W^allacei, Gray. Thickly clothed with cottony wool : leaves obovate or spatulate, occa- 

 sionall}' 2-3 toothed at apex : pappus of 6 to 10 sliort-oval or obovate obtuse and pointless 

 nerveless paleiTi, of firm texture aud opaque : style-tips somewhat subulate-conical : corollas 

 all yellow. — Proc. Am. Acad. xix. 25. Bahia Wullacei, Gray, Pacif. II. Rep. iv. 105. 

 Ac.tinolcpis Wa/lacei, Gray, Proc. Am. Acad. ix. 198. — Plains, from San Diego Co., Cali- 

 fornia (first coll. by W. A. Wallace), to adjacent Arizona and S. Utali. A var. with pale purple 

 and white rays {Bahia rubella. Gray, Bot. Mex. Bound. 95), S. E. California, Parry. 



E. lanosum, Gray, 1. c. More thinly and floccosely woolly : leaves spatulate-linear, entire: 

 pajjpus of altout 5 oblong aud rather firm nerveless and obtuse paleoa and as many alternating 

 paleaceous awns of double the length : style-tips obtuse and sometimes with a minute cuspi- 

 date apiculation : rays white or rose-color. — Burriella {Dichata) lanosa, Gray, Pacif. R. Rep. 

 iv. 107. Actinolepis lanosa. Gray, Proc. Am. Acad. ix. 198. — Dry plains, S. E. California to 

 Arizona and S. Utah; first coll. by Bigelow. 



§ 2. TRiCHOPHtLLUM. Larger, erect : heads when clustered small, when 

 solitary commonly rather large : involucral bracts of firm texture : rays and disk- 

 flowers golden yellow ; tube of corolla commonly glandular or hairy : anther-tips 

 ovate, mostly obtuse : akenes linear or cuneate-linear, glabrous or nearly so : 

 pappus of short opaque and firm nerveless and pointless paleaj, sometimes very 

 small, rarely obsolete or wanting. — Gray, Proc. Am. Acad. xix. 2o. Tricho- 

 phyllum., Nutt. 1. c. Pliialis, Spreng. 1. c, but involucre seldom gamophyllous. 



* Suffruticose or suffrutescent, leafy to the top, brandling: heads small, compactly corymbosely 

 cymose, shoi-t-pedunclcd: ligules nmndish-oval, only a line or two long : pappus of oblong-linear 

 pale;e much shorter than the akene: leaves mostly lobed or divided, and the margins revolute. 



E. stsechadifolium, Lag. 1. c. Canesceut with close-pres.sed paunose tomeutum, at length 

 partly dcnuilate, 1 to 4 feet high from a woody base : leaves once or twice piunately parted 

 into liuear divisions and rhachis, or the upper linear with a pair of lateral lobes, or some of 

 them entire, upper face soon glabrate and green : heads 3 or 4 lines high, numerous iu 

 rather loose paniculate clusters: involucre cylindraceons-campanulate ; its bracts 8 to 10, 

 linear-spatulate to narrowly oblong, thinuish : receptacle convex, alveolate-toothed : rays 

 6 to 8 : palea; of the pappus 8 to 12, the four over the angles of the akene rather longer. — 

 TIeleniinn sfccchadifolinm, Spreng. Syst. iii. 574. Bahia artemisio'folia. Less, in Linn. vi. 253 ; 

 DC. Prodr. v. 657 ; Torr. & Gray, 1. c. B. stcechadifolia, DC. 1. c. 656 (witli wrong habitat, 

 the plant of H:\;nke coming from Monterey, California) ; Xutt. Trans. Am. Phil. Soc. 1. c. 

 (with var. Californica). Lagtasca's original appears to have been a liranch of the form with 

 uppermost leaves entire. — Coast of California, from San Francisco to Santa Barbara. 



E. confertiflorum, Gray, 1. c. Similarly white-woolly, a foot or two high, with slender 

 and more strict stems naked at summit : leaves small, of mostly cuneate outline, piunately 

 or somewhat ternately ouce or twice 3-7-parted into narrow liuear divisions : heads 2 lines 



