Solidago (sect. Solidago) ser. Argutae

(Mackenzie) G. L. Nesom

Phytologia 75: 10. 1993.

Basionym: Argutae Mackenzie in J. K. Small, Man. S.E. Fl., 1345, 1347. 1933
Treatment appears in FNA Volume 20. Treatment on page 130. Mentioned on page 109.

Petioles of proximal cauline leaves not clasping. Pappus lengths ca. 2 times cypsela bodies.

Distribution

North America

Discussion

Species 7 (7 in the flora).

G. H. Morton (1973) presented critical data on members of the series.

Selected References

None.

not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
secund +  and open +
indeterminate +  and determinate +
cone--shaped +
John C. Semple +  and Rachel E. Cook +
(Mackenzie) G. L. Nesom +
not persisting +
decurrent +
Argutae +
compound +  and simple +
rugulose +  and muricate +
not 2-lipped +  and actinomorphic +
yellow +  and white +
ampliate +
beaked +, 2-ribbed +  and 5-ribbed +
compressed +, narrowly obconic +  and cylindric +
fertile +  and bisexual +
fertile +  and bisexual +
North America +
resinous +
stipitate-glandular +, puberulent +, pilose +, glabrous +, glabrous or +  and sparsely densely scabrous strigillose or villous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.3 cm3 mm <br />0.003 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
campanulate;cylindric +
0.17 cm1.7 mm <br />0.0017 m <br /> (1 cm10 mm <br />0.01 m <br />) +
erect;spreading +
triangular +  and narrowly lanceolate +
not stipitate-glandular +
linear-lanceolate +  and oblong or ovate +
unequal +  and rarely subequal +
2-carpellate +
persistent +
2 times cypsela bodies +
not persisting +
stipitate-glandular +
ovate-oblanceolate +
bearing subulate enations +, hairy +  and bristly +
strigillose +  and glabrous +
8 +  and 10 +
exalbuminous +
decumbent +  and ascending or erect +
appendaged +  and truncate +
papillate +  and smooth +
Solidago sect. Secundiflorae +  and Vernae +
Solidago (sect. Solidago) ser. Argutae +
Solidago subsect. Argutae +
not persisting +
100 cm1,000 mm <br />1 m <br /> (200 cm2,000 mm <br />2 m <br />) +
5 cm50 mm <br />0.05 m <br /> (100 cm1,000 mm <br />1 m <br />) +
tree +, shrub +  and subshrub +