370 COMPOSITAE 
main axis; herbage zatee sey retrorse- sages or erty spreading-hirsute to (in v 
el- 
meri) glabrous or strig Leaves numerous, narrowly linear to oblong or r oblong- oblanceoiate, 
4-40 mm. long and 1 i mm. wide, acute et at ie ag nearly pie m in size, surpassi 
hout a basal tuft, only very gradually reduced upward; heads sev ral or coor. 
set solitary, the disk 6-15 mm. wide; involucre 3-8 mm. high, rather densely glandular and 
fe) es also hispidulous ; phyllaries Maps im tes usually with brown midrib, otherwise 
Grienish or chartaceous; rays 10-45, blue or pink to ; 4-10 mm ong, 1.0-2.0 mm. wide; 
disk-corollas 3.5-6.1 mm. long; tee keene ages stkoue 0.05-0.15 mm. fon ng; pappus double, 
mg inner of 20-50 white or usually brownish, coarse bristles oy very eierial diameter, the outer 
a few inconspicuous setae; achenes 2- nerved, sparsely hai 
Dry places in the foothills and mountains, often among rocks, iz, [Sige rege and Canadian Zones; Sierra 
Nevada and the mountains of southern California, northward occas sionally a s the vicinity of Mount Shasta 
eastward to central Nevada. Type locality: Yosemite Valley, California. ee ke lg 
e foregoing description is drawn to cover all the varieties of the species. 
Kery To VARIETIES 
Stem and — subglabrous . dicing appressed-pubescent; Sierra Nev: var. elmeri. 
Stem and leaves more or less sely spr seating AirteRous, or “oe le ay 4 ni ion nger hairs and somewhat hirsute. 
ante mostly less than "i mm. long; local i f southern California 
var. jacinteus. 
Leaves mostly more than 12 mm. lon 
olu — generally hispidulous as well as glandular; phyllaries relatively narrow, long-acumin with- 
evident of poses like, el ile near the tips; many of the ites "heads - oo middie part 
pes stem usually herd gine $e into floriferous ei or short leafy eo wg leaves a 
iar; mostly in Nev and sou ster lifor r. por orphyrett 
tavelyere generally merely “saniiltar; phyllaries or at Sak the outer ones aiden — sbravtl 
or aig ate, usually with somewhat Ast tg though ill-defined, greenish are: —_ 
test axillary buds of the middle part of the stem “usually remaining undeveloped ety jn 
spicuous; tones linear or generally broader; mostly in the Sierra ee _ the mountains of 
southern California r, breweri. 
Erigeron breweri A. G r, porphyréticus (M. E. Jones) Cronquist, Brittonia 6: 283. irs (Erigeron 
petrocallis Greet) Erythe ae "1895. a sorphvredinas M. E. Jones, Contr. West. Bot. No. 1898; E. 
 saoag” var. Siping Compton, Bull. S. Calif. Acad. 33: 53. 1934.) Characters a given is i ‘key; heads 
larger than ties, the Rogie 79 re 5-8 mm. high and the disk 10-15 m wide (as contrasted to 
4-6 mm. and 7-15 mm. gis > rt); involuere commonly greener than the gorttods varieties; rays gen 
erally blue, averaging bourse numerous "hy oh typical E. breweri. on and moderate elevations in the moun- 
tains; western Nevada and eastern and southern California. Type locality: Hawthorne, Big Indian Canyon, 
Mineral County, Nevada. 
Erigeron breweri A. Gray var. jacinteus (H. M. Hall) Cronquist, Brittonia 6: 284. 1947. (Erigeron jacinteus 
H. M. Hall, Univ. Calif. Pub. Bot. 1: 127. 1902.) Prostrate or ascending plant; stems oe 1 dm. long or less; 
n 
pubescence averaging longer and finer than in the other pasitiane leaves not ov bo 2 mm. long, Boat ve 
= Bs Nowa pee solitary, at large for the species; phyllaries often purplish especially a she: ireine and tips; 
light-colored. Talus slopes and rocky ridges at bn elevations in the San into, San Antonio, San 
Gabr iel, and San Bernardino Mountains, California. Type locality: near Tauquitz, ea Ja acinto Mountains, River- 
side — California. 
nm breweri A. Gray var. élmeri (Greene) Jepson, Man. Fl. Pl. Calif. 1056. 1925. (Aster elmeri 
Gicoet Gittonia 2: 170. a Erioeras elmert Greene, Fl. Fran. 393. 1897.) Very osseous prostrate or as- 
cending plant not ove Boag es: high; herbage subglabrous or sparsely appressed-pubesce By dd relatively 
distant, not over 15 m mes a reek longer than the internodes; heads solitary or few, naalt + r the specie 
involucre giendas : tan ‘with oe without a waliignrones: subapical. green spot; rays mostly pink or 
lavender, es = darker Cliffs rock crevices at high altitudes in the mountains: from Yosemite Na- 
: onal Par i pee oia National Park. 4 Cuiifornin Type locality: Drea Canyon of the Tuolumne River, Cali- 
ornia. 
55. Erigeron folidsus Nutt. Leafy Daisy. Fig. 5636. 
igeron foliosus Nutt. Trans. Amer. Phil. Soc. IT. 2 309. 1840. 
aah douglasti Torr. & Gray, Fl. N. sagt “# 177. 1841. 
Erigeron mariposanus Congdon, Erythea 7: 30. 
rigeron striatus Greene, Bull. S. Calif. Utes iA 
Erigeron foliosus f. quist, Britt aa a 1947. A broad-leaved form. 
Perennial sith a stout taproot and superficial or nearly superficial root-crown ; stems erect or 
nearly so, often a little woody at base, 1-10 dm. tall, usually waits nched at base except in var. 
confinis and p. Nota var gf Seton the base S aesne som atat rhizomatous but if so then 
pani very apenie hig rey y stout and more than 1.5 m a tack. or both;-herbage varying from 
t rather. r ve 
mm, | n s 
ite to acute, 0.05-0.z mm. long; pappus do: uble. “the inner of 20-33 sordid barbellate 
a the outer of a few inconspicuous setae; achenes 2-nerved, sparsely hairy or sometimes 
Dry, often rocky places or in ve d, mostly Transition Zones; sovth m through California 
to Lower California. Type locality: near Santa Barbara, Santa Barbara County, tonto April-July. 
The foregoing description is p Sis Src = cover all the varieties of the speci 
