116 COMPOSITAE 
to soma bert 6.0-15.0 cm. long, 1.0-2.5 cm. palig sessile or with very short petiole; stems 
monocephalic or with few heads; disks 2.0-3.0c¢ n diameter ; phyllaries lanceolate or oblon ng- 
Seite generally peng disk i in length, 3. <4 ii cr) appressed-pubescent to long-villous ; 
achene glabrous, 4-5 mm. lon 17, 
Dry slopes and open w stay He nie moran and Arid Transition Zones; central Washington south to Owyhee 
County, Idaho, Storey County, ii. and Shasta County, California; 2, 000— 6,500 feet. Type locality: Malheur 
River, southeastern Oregon. April—July. 
8. Helianthus nuttallii Torr. & Gray. Nuttall’s Sunflower. Fig. 5162. 
Helianthus pines Ces rr. & Gray, Fl. N. Amer. 2: 324. 1842. 
Helianthus giganteus var. utahensis D. C. Eaton, Bot. King. Expl. 169. 1871. 
Helianthus c paris var. utahensis A. Gray, Syn. Fl. N. Amer. 12: 277. 1884. 
e 
a et. 28. 3 
Helianthus utahensis A. Nels. Bull. Torrey Club 29: 405. 1902 
Heli, th 1 : . Cock . 
Helianthus parishii coloradensis Cockerell, Torreya 18: 181. 1918. 
Helianthus nuttallii subsp. coloradensis Long, Rhodora 56: 199. 1954. 
Perennial from thick fascicled roots; stems 1.0-3.0 m. tall, glabrous to slightly hispid, occa- 
sionally glaucous. Leaves opposite to o top or alternate above, lanceolate, entire to serrate, 10-15 
1.0-3.0 
cm. lon ng, cm. wide, nearly glabrous to his pid above, hispid es low, eer? | to short- 
petiolate; peduncles eaoron a oe sparingly pubescent; disk 1.5-2.0 ¢ n dia r; phyllaries 
linear- wd olate, 2-3 m equaling or ate exceeding disks in it leneth pene pubes- 
cent, om ci on | margins, not reflexed ; lobes of the disk-corollas yellow; achene glabrous, 
about 4 mm. lon 17 
Dry seca aie aan an Zone to Canadian Zone; Saskatchewan to Alberta to eastern Oregon south to New 
Mexico Pe San wlernardino County, California; 2,300—9, 000 ft. Type locality: plains of the Lewis River, 
bidarsys ug.—N 
snibas iaieuiit subsp. parishii (A. Gray) Heiser, Contr. Dudley Herb. 4: 316. 1955. (Helianthus 
par ishit A Gray, Proc. Amer. ae ad. 19:7, 1883; H. pt avg - Gray, op. cit. 20: 299. 1885; H. parishii f, oliveri 
Cockereil, Torreya 18: 181. 1918; H. californicus var. partshti Jepson, Man. FI. Pl. Calif. 1077. agg A. cahi- 
fornicus var. oliveri Blake in Munz, Man. S. Calif. 549. 1935.) Leaves mostly alternate, 10-20 cm, long, 1.5-25 
cm. wide, hispid to densely tomentose above, tomentulose to densely villous-tomentose below, siliaeheite to short- 
Paps peduncles pubescent near summit; heads rather numerous; phyllaries tocaittaiooe to tomentose. In 
r wet places, Upper Sonoran Zone; Los Angeles, Crgnse, and San Bernardino Counties, California; 
1 “000- rT: 500 feet. Type locality: San Bernardino County. Aug.—Oct 
9, cameron pea eta DC. California Sunflower. Fig. 5163. 
Woh, #h if 
DC. Prod. 5: 589. 
Helianthus giganteus var. sepsis Kellogg, ae ‘Calif. Acad. 5:17. 18 
Helianthus californicus var. mariposianus A. Gray, Syn. Fl. N. Amer. = 277, 1884, 
Perennial from ei ionas root; stem 1.5-3.0 m. tall, casien glaucous, sulcate. Leaves mostly 
Fe ks lanceolate, rarely ovate-lanceolate, entire or remotely wei hispid above, hispid to 
— beneath 10-20 cm. long, 2.5-6.0 cm. wide, ses salle: ot ee es to 3 cm. long; peduncles 
nih ; : : 5 
ear summit; disks 15-2. cm. in 
mm. wide, oes nee to glabrous on margins, conspi palin exceeding disk in lengt 
reflexed at maturity; lo of disk-corollas yellow; achene glabrous, about 5 m ee = 
In rather wet soil, Uppe abe n and Transition Zones; Napa County to Mariposa and Bite Clara Counties, 
California, and Los Anesies gi eh ‘tout to northern Lower California; sea level to 5,500 feet. Type locality: 
same ng June—Oct 
Helianthus tuberdeus L. Sp. Pl. 905. 1753. (Helianthus tuberosus var. soot eerie! A. Gray, Syn. Fl. N. 
Amer, 2: 280. 1884; a: pete 2. M., Bates, ea Botanist 20: 16. 1914; H. subcanescens E. E. Wats. Papers 
Mich. Acad. 9: 430. mollissimus E. Sead Ss. op. cit. 432. pl. 68; "H. ppt E. E. Wats. op. cit. 445. 
pl. 72, in rei Taber. bonita perennial; LB -5~-2.5 m. tall, scabrous-hispid to _rpebe ra leaves mostly alter- 
nate, Seale or ovate-lanceolate, soi upper Le rface s cobeianielenic lower surface whitish-puberulent, ra poy 
glaucous, 10-25 cm. long, 7-15 cm. wide; petioles 3—7 in. long; phyllaries ‘linear-lanceolate, equaling “g i y 
exceeding disk in length, “appressed pubescent disk 1.5—2.5 cm. in diamete 51. Northeastern Nort merica. 
The Bf aely spec rotamer eegs — ometimes cultivated for its edible tubers. ‘The’ plant has been collected cig a weed or 
escap nc as 
5. RUDBECKIA L. Sp. Pl. 906. 1753. 
Annual, biennial, or perennial herbs. Leaves alternate, entire to bipinnatifid, the lower 
usuall long-petioled, he upper usually sessile. Heads rather large and usually showy, 
di 
rarel son 
Involucre usually about cere of unequal, usually ‘heer ae linear-o blong, herbaceous 
phyllaries, squarrose or reflexed. Receptacle conic to slenderly subulate; receptacul 
bracts boat-sha firm, sometimes deciduous with the ac aug ays neutral, usually 
linear-oblong ; disk-corollas with short tube and coterie or subcylindric throat, 5-toothed. 
Anthers subentire at base, with ovate terminal appendages. Style-branches linear or linear- 
oblong, with short and obtuse or longer and fe sve ‘hispid or hispidulous appendages. 
Achenes quadrangular (in one species obscurely so), oblong, glabrous in ours; pappus 
none or a firm, often 4-toothed crown or reduced to 2-3 teeth. [Name in honor of Prof. 
Olof Rudbeck, 1630-1702, and his son of the same name, 1660-1740, predecessors of Lin- 
naeus in the chair of botany at Uppsala.] 
