308 COMPOSITAE 
5. Townsendia scapigera D. C. Eaton. Ground-daisy. Fig. 5520. 
Townsendia scapigera D. C. Eaton, Bot. King Expl. 145. 2 17. figs. 1-7. 1871. 
Townsendia scapigera var. Lewehelew. C. Eaton, loc. c 
Subscapose, taprooted persia or bi ee 8 cm. high or less, with numerous simple stem 
from a much-branched, sometimes subterranean ca mas ha Ge throughout (except on a 
lucres) with appr ee or en hairs. Basal leaves 1-4.5 cm. long including Rebels 2-6 
mm. wide, spatulate, usually obtuse, tapering into the nateg petiole, strigose stem-lea wantin 
or few and subbasal ; ares solitary, the peduncles up to . high; olucre 7-14 mm. high, 
de, abou ria a 
along center siibetsGaeuies ees purplish-tinged; ray-flowers about 15-— 3, the rays white, pinkish, 
or dull _— 6.5-16 mm. long ; ray-achenes 5 mm. long, hirsute-pilose with forked hairs, the pappus 
mm g, of bechetlate awns; disk- aches similar, the pappus usually longer, equa aling or sur- 
passing the corollas. 
ocky ridges in the pinyon-juniper forest, Arid Transition Zone; Modoc, Mono, and Inyo Counties, 9 aa 
to Nevada. Type locality: ‘“‘Dry rocky ridges in the Trinity and Pah-Ute Mountains, Nevada.’’?’ May-Jun 
6. Townsendia condensata D. C. Eaton. Cushion Townsendia. Fig. 5521. 
Townsendia condensata D. C. Eaton in Parry, Amer. Nat. 8: 213. 1874. 
Townsendia anomala Heiser, ediie 9: 240. 1948. 
Pulvinate-cespitose, short-lived perennial from a taproot with a branching caudex, dens ely 
Gnalien ae throughout, 3-5 cm. high. Leaves crowded, spatulate, tapering to a pe tiole longer 
. lon, ad ats ut 2-4 mm. wide; he sessl 
igh, 0 mm. wide; phyllaries pinkish, lanceolate, Leen e, the inner weakly at- 
tenuate, narro owly scarious-margined and laciniate-ciliate; ray- —100, rays l or 
more long, white, pink, or lavender ; achenes pubescent, the pappus — a and disk-flowers similar, 
of slender setae as long as t tie disk-flowers. 
Bnsksretias slopes, Boreal Zone; western Montana, Wyoming, and Idaho, and in the Pacific States from the 
Sweetwater and White Mountains, Mono County, California. Type locality: “Black Hills of the Platte.” Col- 
tected by — June—-Aug. 
endia mensana var. jOnesii Beaman, Contr. Gray Herb. No. 183: 88. 1957. A depressed acaulescent 
rennial w ‘th broadly lance a te_to narrowly obovate leaves which exceed the heads has been collecte : Sy the 
Cearieston Moustsins Neva This may be expected to occur in adjacent high desert ranges in Califor 
84. TRACYINA* Blake, Madrofio 4:74. 1937. 
lender annuals with narrow alternate leaves. Heads many-flowered, terminating slen- 
der, ascending or erect peduncles, heterogamous, the tiny rays erect. Involucre turbinate, 
the phyllaries 3—-4- oe iote. plane, linear, acuminate or attenuate, appressed, narrowly scari- 
naked. Ray-flo i ) i 
) : ; 
slightly reddish-tinged ; disk-flowers even more inconspicuous. Achenes linear- ewe aia 
subterete, 5-nerved, tapering above to a short sterile beak, dilated at very tip. Pappus 
persistent but very fragile Padltaes bristles. {Named in honor of Joseph P. Tracy, Cali- 
fornia botanist. ] 
A monotypic California genus. 
1. Tracyina rostrata Blake. Tracyina. Fig. 5522. 
Tracyina rostrata Blake, Madrofio 4: 75. fig. 1. 1937. 
Habit of Rigiopappus leptocladus, the plant 15-30 cm. high; stem solitary, simple or occas 
ally with few erect branches from base, usually with 2-4 filiform ascending branches Co ee 
eaves appressed, narrowly lance-linear, up to 2 cm. long, cilia eons eivied, callous- 
y m. e 
us; ray-flowe a a 5 m 
corollas very slender, shorter than the rays; achenes brown, 5-5.5 mm an hirsutulous ; 
of about 36-38 gra cated eae the majority longer than and nearly concealing the deicoeaiias, 
not Saag as long as pte 
Dry ssy slopes a Bids Humid Transition Zone: locally frequent in southern Humboldt County, 
California "ine estes? cae Point, on Eel River.” May- June. 
85. PSILACTIS A. Gray, Mem. Amer. Acad. II. 4:71. 1849. 
Desert annuals, more or less glandular and pubescent. Leaves alternate, entire to pin- 
natifid, the lower petioled, the upper sessile. Heads small, solitary at tips of stems and 
branches, radiate, the rays white, violet, or purplish, the disk yellow. Involucre hemi- 
spheric or — about 3-seriate, graduate, the phyllaries narrow, with pale dry 
b subequal, sometimes spreading, herbaceous tip. Receptacle flat, naked. Rays 
pistillate, ie infertile, narrow, 3-denticulate; disk fertile, the corollas with cylindric- 
# poy tributed by David Daniels Keck. 
