488 COMPOSITAE 
4. Stylocline psilocarphoides Peck. Peck’s Stylocline. Fig. 5855. 
Stylocline psilocarphoides Peck, Leaflets West. Bot. 4: 185. 1945. 
Depressed, much-br ger oolly amped Sayre oe branched in younger plants, 3-5 
em. high. Leaves rarely < a ines: or long, those subtending the heads the 
larger ; heads in small, den Cnc elustees?  pstilate flowers 8-13, the enc sidahic bracts woolly, 
out 3 mm. long, with cone expanded, hyaline, acute to acuminate tips, narrowly hyaline-winged 
short distance below the apex ; staminate ae 2-3, so recaes with additional neutral flowers, 
the subtending bracts hyaline, as long as or shorter than the coro las ; achenes narrowly obovoid, 
scarcely neha ressed, rounded above, narrowed below, somewhat curved, dark, 1-1.2 mm. long, the 
pappus lackin 
Dry open ioe Upper Sonoran Zone; Malheur County, Oregen, to Nee and southwestern Utah. Type 
locality: 15 miles north of McDermitt, Malheur County, Oregon. May—Jun 
5. Stylocline emia A. Gray. Northern or Hooked Stylocline. Fig. 5856. 
Ancistrocarphus Sayyid ice roc. Amer. Acad. 7: 356. 1868. 
Stylocline filaginea A. Gra oe 
cic 15 oe var. phases ie a aitte Min FL Pl: Calif. 1063. 1925. 
8 ay woolly, slender annual, the tomentum not noticeably floccose, raterey By igeicg 
es fees erect or depressed, 1-11 cm. long. Leaves Gpafulale cbt teesiets : linear, 6-18 m 
i ire, th i 
; ha 
shaped, open, woolly bracts tipped by a rigid, incurved-uncinate cusp, at maturity ee, 
about 4 mm. long, and sey gee at matory achenes obovoid, somewhat obcompressed, 
smooth, oie 2 mm. lon 
Dry, open, ea stony Sikes, Vanes Sonoran are Arid Transition Zones; Baker County, eastern Oregon 
and adjacent Tdaho south to northe eastern Nevada and California; on the teens — of the mountains from 
Jackson County, Oregon, to San Luis Sbispo Fount, Wchuteenie in thes gee t Rang he on the ihe — 
from Butte County to Kern County and in the Mount Pinos region e San Der ardino Mow ns. Typ 
locality: Round Valley, Mendocino County, California. Collected A Socae ioe ox tives 
126. FILAGO [Tourn.] L. Sp. Pl. 927. 1753. 
s more or less floccose- -woolly annuals with small, narrow, entire, alternate leaves 
of 
by about 5 plane or merely concave, nearly glabrous, mostly oblong-lanceolate bracts with 
hyaline margin and apex. Outer pistillate hows about 3-13, each loosely (or in one eat 
closely) enclosed in the boat-shaped, thin-subherbaceous (or in in one me ae firm and sub- 
indurated ) woolly body of the Se bract, this with hyaline tip and inflexed et 
usually not meeting in the = these flowers with smooth or ey pea Sigpderly obovoid 
achenes ; corollas preted: Cen ae pasmie bearing about 4-20 flowers, the 2-5 central 
ones hermaphrodite with sle we r- ag ular, 4-5-toothed corollas and sia usually papil- 
lose achenes, the others pistillate, with filiform corolla and usually papillose and pappose 
achenes. Achenes slenderly obovoid, sometimes weakly about 4-nerved, subterete. Anthers 
oe with rather slender, hispidulous, rounded or subtruncate tips. Pappus when present 
deciduous bristles somewhat united at extreme base. [Name Latin, meaning 
thread i be to the characteristic wool. 
s of about 12 species, natives of both hemispheres. Type species, Filago pyramidata L. 
Plant proliferately branching from the lowest capitate clusters of heads; outer “ae. eg cuspidate; 
germanica. 
Plant ae so bran — fat. heads terminal or axillary; outer receptacular bracts not cuspidate; receptacle merely 
vex or near! mS 
Gaic pistillate tightly enclosed in the somewhat indurated subtending receptacular bracts, these with 
nearly oe body and long, abruptly bent, erectish, h ak; erect plant with 
mostly linear-subulate leaves, those subtending the heads conspicuously surpassing 2. 
allica. 
Outer pistillate flowers loosely enclosed in the not indurated subtending receptacular Est these not with 
abruptly bent beak; plants usually lb if erect not with leaves conspicuously surpassing the heads. 
iffuse plant with very slender naked internodes, the leaves ey wanting; flowers inside the 
inner circle of receptacular bracts about 4-8, all pe 3. F. arizo onica. 
Plant diffuse or csi ascending; hiherieg | all. smooth; hyaline aroeuipi of the outer receptacular 
bracts about as long as the body. 4. F. depressa. 
Plant normally erect; inner achenes nepiticee; hyaline appendage of the outer receptacular bracts 
about half as ee as the hody 
Plant branched fro: e hase or coo & ranches when present few and short; outer receptacular 
bracts of thes pistillate erika 7-10, era boat-shaped. es californica. 
Plant inattaintely: branch ve the base; outer receptacular bracts of the —. sage 
3-5, merely concave with a hyaline tip. - doe 
