SUNFLOWER FAMILY 507 
hairy or barbellate- oes coe or united to form a more or less erose membrane. 
[From the Greek, meaning urchin e-] 
An Old World genus 7 stad 70 (or 12 ms ording to Lemée) species, most common in the eastern Medi- 
terranean region. Type species, Echinops siatincebelin se 
1. Echinops ruthénicus M. Bieb. Ruthenian Globe Thistle. Fig. 5892. 
Echinops ruthenicus M. Bieb. Fl. Taur. Caucas. 3: 597. 1819. 
Echinops ritro var. ruliicns Halacsy, Consp. Fl. Graecae 2: 91. 1902. 
erennial herb with erect stem 1-1.5 m. tall, simple below and few- gorse be =. — 
clothed with arachnoid tomentum that ma more or less deciduous especi the 
or ate 
a weak or strong, spinose tip, the lower leaves with a ‘narrowly rdered_ petiole-like “es he 
middle sessile with a more or less clasping base, the er leaves — ba ler, lanceolate to 
ovate- pias re plat divide d or serrate-lobed ; infloresce ence 3-4 cm. in diameter, the heads 
in flower 1.5-2 cm. long, the lowest br ate like phylla ries white and aiaaing the middle and 
iritier tat shvTlaties narrowly lanceolate with elongate attenuate tips, the outside lavender-tinged, 
scabrous-roughened on exposed parts, not junta the inside brownish-tinged; corolla-lobes 
lavender rope Baeaee ene, 7 mm. long; filaments short, violet, anther-tube conspicuous, 6 mm. 
long; a e oblongish, a little constricted — mr middle, 6 mm. long, thinly covered with 
Soeeniaed a igece nding, tog a tb mie d D is Lg -paleae united to form a shallowly 
lobed, membranous c n 1 mm. lon e lobes barbell lat 
Establi aie in weedy vice in Whit man Dae Washington. Introuce from pegtein Aug.-Se 
Ech atu ratzka, pede Zool. Bot. Ges. Wie 17. 1858. A plant collected in 1954 in 
Cowlitz County, Pay abhingsoet) are ars to be = ogi Enwobeaa: uaa thistle. It may be distinguished from 
E. ruthenicus =. Bieb. by the silvery wp ese t ray-green middle and gy ok phyllaries, esd the fewer 
sordid, bristle-like phyllaries and by the whitish pons reg Perhaps only a fu vei e from cultivat 
Echin sphaerocéphalus L. Sp. Pl. 814. 1753. Differing from E. henicus and E. comitatus in the 
glandular pubescence on She exposed hacks of vo middle and epee ohipilaries, in the glandular hairs pro- 
tru pine § from e arachnoid tomentum on the stems and lower leaf-surfaces, and in the denser me -scabridous 
pubescence on es upper leaf-surfaces. Locally vataldished 3 in Modoc co unty, California, east of Tulelake, Siskiyou 
| panes aetna in Europe and Asia. 
136. ARCTIUM L. Sp. Pl. 816. 1753. 
Large biennial herbs with scene stems and leaves. Leaves reac ovate, ony 
cordate, long-petiolate. Bee s homogamous, many-flowered, medium-sized, subcorym- 
bosely or subracemosely ar wa on 4 to long oi eae Phyllari ies very sora Lae 
in many series, narrowly ia tl tapering into a usually uncinate spine, the outer 
and middle phyllaries reflexed or spreading above the appressed base. Receptacle coarsely 
setose. Achenes compressed with a basal hilum, the sides tending to be spongy-rugulose or 
5891. Brickellia greenei 
