SUNFLOWER FAMILY 495 
and their bracts, prolonged in the center into a slender cylindric oo (about 1.5 mm. high 
about 5 receptacular bracts suttindice 
the inner rare pistillate flowers about 
t bas e outer o e 
3-4 with reddish tips and without ovary, s surrounded by a circle 
herbaceous-coriaceous a bracts about 1. 
mentose on inner face, glabrous on outer ; achenes prone T) obcompressed, s 
ry and hillsides, Upper Aon any and Transition Zones; ae gevisncion in eat ry and Josephine 
Counties south to = Lui Chen, , California; alee in the foothills of nen and a sean 
Patlarsie. Type penlity: a cifically a ol Be ba bly from the collections made by Bre 
the central saneeal counties ot "Cali — April-Ju 
Some dwarfed spec to represent 'the variety brevtfolia as originally defined by A. Gray, appear 
e ibercactinte se teomany By cpabeliadina nd E. acaulis. The plants are erect but the heads tend to concentrate 
the apex of the shortened stem, and fa to the thortnae d a the leaves subtending th 1 
ng agp cones Boy concentrated toward the apex of the stem. The leaves are usually narrower than the typical leaves 
sparst 
5867. Micropus californicus 5868. Evax sparsiflora 
2. Evax acailis (Kell.) Greene. Dwarf Evax. Fig. 5869. 
Stylocline acaule Kell. Proc. Calif. Acad. 7: 112. 1877. 
— aca — Gress ote ae 8: 257, 1883; as to name, not as to type. 
ax sv . Fl. N 
. 12: 229. 1884. 
Hesperevax acaulis Greene, FI. Pion: 402. 1897. 
e 
sacle bracts, 
reflex 
Dwarf woolly ae on 1 cm. high, acaulescent ba branching from the base, the branches 
ing, for more vigor plants. _Leaves rather densely woolly, 
re. 
n a concealing the ee of the 
ed bracts Trending dis stile flowers; achenes yellowish, obovoid, about 1 mm. high. 
Dry fields and vernal pools, Sonora 
- Sacramento and San Joaquin Valleys and foothills of ‘si ig hea 
Hier California, _ olusa Fa i i Santa Clara Type 
ered one from Placer County to Fresno County. 
ocality: Fresno, Fresno County. Collected by Eisen. Ao 
3. Evax cauléscens (Benth.) A. Gray. Involucrate Evax. Fig. 5870. 
Psilocarphus caulescens Benth. Pl. Hartw. 319. 
Evax —— ens A. 
Hesperev 
vax involucrata Greene, Man. Bay Reg. 185. (es 
849 
aie Tore Pacif. R. Rep. 4: 101. pl. 10. 1857. 
x caulescens A. Gray, Proc. Amer. Acad. 7: 356. 1868. 
1. N. Amer. 12: 229. 1884. 
Hesperevax humilis Greene, F1. Fran. 401. 1897 
Caules 
ing beanies chiefly from the base, the 
cent or acaulescent, ies capo te annual 8 cm. high or less, ges or with ascend- 
tem when present leafy, erect or baer, 
wi ecumbent 
eads glomerate at pain rged a x of ens and Shcbea nd cons Secale sie eg involucra 
tem-leaves similar to the iolecvaine leaves but smaller ; aes a Niaiag the heads asain 
