SUNFLOWER FAMILY 535 
slender, somewhat spreading, Ms ehacaith net jade eel Hh ey subglabrous or thinly arachnoid 
and hoe arly glabrescent ; phyllaries numerous in many series, a emaing appressed and well imbricate or 
(in var. pseu udocarlinoides) Jrequent y souskty prea deena less graduated, the outer and middle 
pli llaries narrowly. obov or Sblanbeolatesohovate Sith roundish or ovate, widely margined, 
r bee ine 
een- t 
ps dee dae - lower margins eS a ine cea att rulat mb the inner 0 bent oblong-lanceo- 
: i ul 
riilute-laterate 6 on the margins and is atpernaati tig a wea twit or curved, spine-like point ; 
flowers ee a > light brownish, corolla 2-2.5 cm. lon ng, t the 1 megs — ot 4-7 mm. long, the 
tube abou ; achenes rod rowly oblanceolate or nearly elliptic, 7 mm. long, thers brown; 
vada Tight beeen, sit 5-2 cm. long, the erie scarcely enlarged at the rr 
Grassy places on the edge of brush or woods, Humid Tra —_ on Beef eg fart skew Canal sada just 
north of a Erancisco Bay. Type echt: “Western Cali for and ‘ Mt. ais and northward” (FI. 
Fran. ral 
m remotifolium var. odontolépis vadage pe, Bot. Centralbl. 35: 298. 1917. Tips of the ae 
asennad % oe recurved. Known only from the hi yo collected on Mount Tamalpais, Marin County 
‘irsium callilepis var. or onénse it 5. well, Leaflets West. Bot. a8 10. a (Cirsium 
Pattee Beih. pwn “Genial 35: 300. 1917.) ‘Phy llaries numer in ey 
series, subappressed, conspicuous “ool scarious or ceous, Foo uter shortly spinose at ‘he ema filamin 
cordate tip, the margins Picly fre riat te taewente oe to t = baee € the middle ee Race | HP gee dee with. ae 
et and expanded, gestions, Manette tips, the inner s light rose enanter, ovate-de a nginx! acu — or 
inulose; flowers pink. n forests of central Oregon, Thich in the Cascade hecntald Type | locality : mp 
Polk, Crook County. uly ut 
Cirsium callilepis var. potent (Petrak) J. well, loc. cit. (Cirsium remotifolium subsp. 
pseudocarlinoides Petrak, Beih. gad Pra ire 35: 297. Hots -Phyllaries oblance ry or oblong to oblong- 
linear, mostly loosely ascending, Paes r phyllaries entire and gradually narrowed to the spiny tip or frequently 
the upper part chartaceous and spars fe spinose-dentate the tip of the a sag scarious- or Tharencende: 
expanded, the margin deeply gaa irregularly lac bate Bes briate, the in phylla with scarious, curved sed 
twisted tips gs are serrulate- bape rong and spinulote- attenuate. rass' and and die of valleys and mou 
tains, mostly the Humid Transition Zone or Canadian Zone; from central California north to carthwestern 
Oregon. Type for ality: Mount "Tanialp ais Marin Count _ Wasmann Journ. Biol. lke € ; 
On Mount Tamalpais, ae hale been found that are perhaps perived from a cross with C. quercetorum. 
At Willits, Mendoc no Cou , a plant with the inner or ola glandular may ae a pba with C. cymosum. 
Cir mbly pa ak, Beih. Bot. Centralbl. 35:.312. 1917. simi lar to llilepis var. pseudo- 
carlinoides poh sath Oiytinsies appress sed and imbricate and with the , -tips less Goatiy scarious-margined ; 
a pres sus beet - tween C. callilepis var. pseudocarlinoides and C. etorum. Type locality: Mount Tamal- 
pais, Marin pot 
30. Cirsium acanthodontum Blake. Klamath Thistle. Fig. 5931. 
Cirsium acanthodontum Blake, Contr. Gray Herb. No. 53: 28. 1918. 
pai sitions eset oped ee . Biol. Soc. Wash. 32: 43. 1919 
rivulare Nels, Man. FI. PI. Calif. 1164. 1925. 
ee hort “he aerial paige arising singly or igi from the simple or somewhat 
che od n of the stout or slender taproot, cee owns developing from seedlings or 
produced along elongate te hneeate spreading roots; stems ie cag oe aoe. 0.5-1.1 m. tall (or 
dwarfed and Jess than 1 dm. tall), simple or few-bran ched abov more robust a Baki gan 
