Hemizonia congesta subsp. tracyi

Babcock & H. M. Hall

Univ. Calif. Publ. Bot. 13: 46. 1924.

EndemicConservation concern
Synonyms: Hemizonia congesta var. tracyi (Babcock & H. M. Hall) Jepson Hemizonia tracyi
Treatment appears in FNA Volume 21. Treatment on page 293. Mentioned on page 292.

Leaves usually puberulent, hispidulous, or strigillose and often eglandular throughout, distal rarely villous and glandular. Heads in paniculiform arrays. Peduncles 0 or 1–18 mm, bracts not surpassing phyllaries. Calyculi 0. Phyllaries 3–10.5 mm, apices usually slightly shorter than bodies. Ray-florets 5–8 (–13); laminae white, not purple-veined. Cypsela widths 0.5–0.63 times lengths. 2n = 28.


Phenology: Flowering May–Nov.
Habitat: Grassy slopes, valleys, stream banks, openings in woodlands, forests, or chaparral
Elevation: 0–1200 m

Discussion

Of conservation concern.

Subspecies tracyi occurs in the north and central North Coast Ranges and on the outer North Coast.

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
pale +  and dark +
connate +  and distinct +
usually slightly shorter +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
paniculiform +
indeterminate +  and determinate +
Bruce G. Baldwin +  and John L. Strother +
Babcock & H. M. Hall +
decurrent +
straight +
greater than lengths +
inconspicuous +
compound +  and simple +
linear to linear-elliptic +
lobed;usually spatulate;oblanceolate +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
yellow +  and white +
hairy +  and glabrous +
fusiform +, clavate +, obpyramidal +, terete +, compressed +  and obcompressed +
1/(0.5-0.63) +
fertile +  and bisexual +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
fertile +  and bisexual +
0–1200 m +
glabrous +, villous +, sericeous +, strigose +, hirsute +, hispidulous +  and puberulent +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Grassy slopes, valleys, stream banks, openings in woodlands, forests, or chaparral +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.35 cm3.5 mm <br />0.0035 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
hemispheric;more or less urceolate or globose +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
not purple-veined +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
5 cm50 mm <br />0.05 m <br /> (17.5 cm175 mm <br />0.175 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
alternate +  and opposite +
strigillose +, hispidulous +  and puberulent +
deltate +
entire +  and serrulate +
2-carpellate +
persistent +
Flowering May–Nov. +
5 +  and 14 +
0.3 cm3 mm <br />0.003 m <br /> (1.05 cm10.5 mm <br />0.0105 m <br />) +
alternate +  and opposite +
Univ. Calif. Publ. Bot. +
gibbous +  and obcompressed +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
exalbuminous +
Endemic +  and Conservation concern +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Hemizonia congesta var. tracyi +  and Hemizonia tracyi +
Hemizonia congesta subsp. tracyi +
Hemizonia congesta +
subspecies +
cylindric +
toothed +  and entire +
5 cm50 mm <br />0.05 m <br /> (80 cm800 mm <br />0.8 m <br />) +
shrub +  and subshrub +