CHICORY FAMILY 1033 



i.r,.?*'i'^' carnea Rydb. Leaves oblanceolate, entire, or denticulate, 8-15 cm 

 Sn^it S.f it g^^«^; «9fP«,l-2 dm. high villous under the head; 'involucres 

 I^^th. 'in. 1-^ ""r- ^^gh villous; outer bracts oblong, obtuse, about equal- 

 hng the inner linear-lanceolate, acute ones, somewhat p Wle-spotted ; flowers 



-Mmt jrA!" ^"'P^'- ^''* P^^'"'^ Alta.-iont. -i.e. SubmS. 



25. A. aurantiaca (Hook.) Greene. Leaves oblanceolate, entire or dentate 

 or lobed with reflexed or salient lobes; scape 4-6 dm. high, villous under the head 

 involucres turbinate-campanulate, 15-20 mm. high; ilner bracts iSear-lancei 



ZZ ^"""i i^^^' Au'^'"^ ^^^?S^' turning purplish. T. aurantiacum Hook. Mead- 

 ows and banks: Alta.— Colo.— Utah— B.C. Suhmont.—Alp. Jl-Au. 



o\J?:i^M^A'''^^'^^ '^''^u''^, I'^f^^ ^^°^^' ^'^ linear-oblanceolate, entire, run- 

 cinate-toothed or somewhat lobed, 1-1.5. dm. long, somewhat glaucous; scape 



i. * 1^' ^"^'l' ^'H°^^ ^"^^^ ^^^ ^ead' involucres turbinate, 2-2.5 cm high 

 about l.o cm. broad; bracts rather few, in three series, lanceolate to narrowly 

 linear-lanceolate, nearly glabrous and with a purple midvein; flowers Kght yellow 

 tormng rose-colored. Mountains: N.M.-Colo.-Utah-Ariz. Snhmmt.-^MonL 



rnn?-"^' f^' ^^"^^^^9^^^ Osterhout. Lcavcs linear or linear-oblanceolate, entire to 

 runcmatc-pinnatifid, 5-8 cm. long, glabrous or somewhat viUous, somewhat glau- 



^Ji V-^u^l . •*''o- ^^^^' ^'^^^^^ "'i^^^ ^^^ ^<^^ds; involucres turbinate, 15-20 

 mm. High; bracts in 3 series, with purple midribs, the outermost lanceolate, acute. 



rrPonT''wMf''''"¥^r-^''^'''..r^''''''''^\'Sht ycllow, turning pinkish. A. caudala 

 'jreene. Hills and plains: Wyo.— Colo.— Utah. Submont.—Mont. Je. 



28. A. rostrata Rydb, Leaves narrowly linear-lanceolate, about 2 dm 



Inn ^L o^'^"" / "'."•'■ u ^^ ^""^^ laciniate, with linear lobes, glabrous and glaucous ; 

 scape z-b dm. high, more or less villous under the head; involucre fully 3 cm 



H' i""^"" V^^,^^^ elongate-linear or linear-lanceolate; corolla orange or 'purple. 

 Mountains: Colo. Suhmont.—Mont. Je-Au. fa f f 



i„„-^^\"^j tenuifolia (A. Gray) Rydb. Leaves linear-oblanceolate or linear, 

 lacimate-dentate or piunatifid, with narrow divisions, slightly villous or glabrous 

 caudate-acuminate; scape slender, 3-5 dm. long, glabrous, slightly vHlous under 

 ine neads; involucres campanulate or nearly hemispheric, 15-25 mm. high; bracts 

 m about 4 series, those of the two outer ovate-acuminate; inner bracts linear or 

 linear-lanceolate. T. grandiflorum lenuifolium A. Gray. T. lacinialum A. Grav, 

 not ^tijlopappus laciniatiis Nutt. Dry places: Ore.— Ida.— B.C. Son. My-Jl. 



30. A. obtusifolia (Suksd.) Rydb. Leaves pinnatifid, or rarely entire, 

 niorc or less villous on the midrib and veins beneath; scape stout, 3-6 dm. high, 

 villous under the heads; involucres campanulate, 3-4 cm. high; bracts in 4 series, 

 icne outer t\vo series short, ovate or oval, decidedly viUous, acute or short-acumin- 

 ate, mner bracts glabrous, narrowly linear-lanceolate. T. grandiflorum oblusi- 

 fohum Suksd. Valleys: Wash.— Ida.— Calif. Son. My-Jl. 



31. A. grandiflora (Nutt.) Greene. Leaves 1-2 dm. long, oblanceolate, at- 

 tenuate at each end, sinuate-dentate to laciniate-pinnatifid, with acute divisions 

 more or less pubc?ront, at least on the midrib; scape 2-5 dm. high; involucres 

 ^■'>-'i cm. high and as wide; bracts very unequal, the outer ovate or lanceolate, 

 lanate w tomentosc, the inner linear and glabrate. Stylopappus grandiflorus 



e * • ,9randifloram A. Gray. Plains and hillsides: B.C.— Ida.— Cahf. 



oott. Ap-Au. 



32. A. retrorsa (Benth.) Greene. Leaves pinnatifid, decidedly villous, with 

 imear, salient or retrorse lobes, caudate-elongate; scape 3-8 dm. high, more or 

 less villous; involucres campanulate, 3-4 cm. high; bracts in about 4 series, more 

 or Jess villous, the outer ovate, elliptic, or oval, acute; inner bracts narrowly hnear- 

 lanceolate; flowers ycllow. T. rdrorsum A. Gray. Tine woods and grassy slopes: 

 <-aIif.— sw Ida.— Ore. Son.—Submont. Ap-Jl. 



33. A. heterophylla (Nutt.) Greene. Leaves linear-oblanceolate or linear, 



entire or dentate, or somewhat i)innatifid, with lanceolate divisions, more or less - 

 ntrsute; scapes several, 1-2.5 dm. high, slender; involucres more or less hirsute, 



