SUNFLOWER FAMILY 113 
Perennials. 
Phyllaries shorter than or equaling disk in length, not attenuate; leaves 5—11 cm, in —— 
. H. gracilentus. 
ao be paeae exceeding disk in length, somewhat ae > aseted 6-20 cm. in leneth 
nts to 
tal P stems usually hispid, is 1 ~ few hea . A. cusickii, 
oe over 1.5 m. tall; stems usually glabro head 
Phyllaries iieiianalt dilated near “ 3—4 mm. broad, long-attenuate and ae ap 
. H, californicus. 
Phyllaries not conspicuously dilated near base, 2-3 mm. broad, short-attenuate, pr FF gneir 
8. H. nuttallit. 
1, Helianthus annuus L. Common Sunflower. Fig. 5155. 
Helianthus annuus L. Sp. Pl. 904. 1753. 
ual, 0.5-4 m. tall, branched pk ig ian stems usually rough- <a green or purple- 
matrled: Leaves alternate above, to ovate-lanceolate, usually cordate at base, serrate, 
7.540 cm. long, 3.2-40 cm. wide, sc cehokete: disks 2 cm. i more in pga flat or low- 
convex ; phyllaries = mm. or ad road, ovate or ovate eolate, abruptly attenuate, ciliate 
on margins, glabrous or pubescent on backs; middle cusp of ‘chaff usually hispid at apex; — 
of disk-flowers reddish purple, facd. yellow; achene wales or obscurely weieinens: 4 mm. 
more long. n = 17, 
A widespread weed throughout much of North America. Type locality: eastern North America. July—Oct. 
Helianthus annuus var. macr ooraee Paar Cockerell, Science 40: 709. 1914. (Helianthus macrocarpus 
DC. Pl. Rar. Jard. Gen. V™e Not 6.) Stems unbranched; disks over 5.5 cm, in diameter; rays 30-70; 
achenes 6.5— ak. tee. Based on hc pect wast plant. This variety is cultivated throughout the world for its 
lianthus ee ing subsp. lenticularis (Dougl.) Cockerell, Bot. Gaz. 45: 338. 1908. eo er seueucererne 
Dougl. ex. Lindl. pod at pl. 1265. 1829; H. aridus Rydb. Bull. Torrey Club 32: 127. 1905, in part.) 
Branched; stems ia 2% hisp leaves a lanceolate to ovate, hispid, prominently serrate; disks oe 3 cm, in 
diameter; "phyllaries ss an Cae ad; rays 17-26; achenes 4-5.5 mm long. Western North America Ty e local- 
ie Sait rnia. July_N ov. “This taxon hebridiesk with the preceding variety and with both H. bolanderi and 
petio 
niches annuus subsp. jaegeri (Heiser) Heiser, Contr. Dudley Herb. 4: 317. 1955. ics sive Bg 
Heiser, Bull, Torrey Club 75: 513. 1948.) Branched; stems pe hispid to glabrous; leaves lan to 
lance-ovate, sparingly hispid, — wly serrate to entire; disk 1.5-2 cm. in diameter; phyliaries 3-4 om. ee 
rays 10-15; achenes 4-5 mm In dry places, San Bernardino and Inyo fen ot California, and Clark County, 
Nevada. Type locality: Soda bat Lake, an Bernardino Coun 
Helianthus maximilianii Schrader, Ind. Sem. Hort. Castile 1835. Perennial from short rhizome; stems 
0.5-2.5 m. pe scabrous-hispidulous; leaves mostly alternate, athens scabrous, often infolded, 14-30 cm. 
long, 2.0-5.5 cm. wide, subsessile; Cadaseaousion boggy Oe Ea * racemiform; phyllaries linear-lanceolate, exceeding 
disk in length, "piece: = a. 1.5-2.5 cm. broad. = 17. Minnesota and Saskatchewan abocd to 
Texas. Cultivate ed as an orn ntal and ieustatiy caexoties This plant has been collected in Fresno County 
Helianthus laetiflérus — Syn. ie 2: 476. 1807. This central and eastern North American plant is 
metimes cultivated in California as an ornamental and may persist in old gardens. This species is similar to 
i. vtuberosus but hacks eahers: and has shiieter, more tightly appressed phyllaries. The disk may be either yellow 
or b 
2. Helianthus bolanderi A. Gray. Bolander’s Sunflower. Fig. 5156. 
Helianthus scoberrimus Benth. — sone 28. 1844. Not Ell. 1824 
tA. Gra r, Acad. 6: 544. 1865 
Helianth ilis A. Gray, op. ae a5. 
Annual, 0.3-1.3 m. tall, branched; stems rough-scabrous to hirsute-villous. Leaves alternate 
above, orate to linear- lanceolate, entire to irregularly clr Hs largest blades 15.0 cm. lon 
ng, 
12.0 cm. wide, petiolate, hispid to hirsute-villous surfaces, more densely so below, 
petiolate ; disk 1.5-2.5 cm. in diameter; phyllaries oblong to lanceolate, 3.0-4.5 mm. b road, 
5154 
5154. Viguiera multiflora 5155. Helianthus annuus 
