Gutierrezia sarothrae

(Pursh) Britton & Rusby

Trans. New York Acad. Sci. 7: 10. 1887.

Common names: Kindlingweed
Illustrated
Basionym: Solidago sarothrae Pursh Fl. Amer. Sept. 2: 540. 1813
Synonyms: Xanthocephalum sarothrae (Pursh) Shinners
Treatment appears in FNA Volume 20. Treatment on page 92. Mentioned on page 90, 93, 94.

Subshrubs, 10–60 (–100) cm. Stems minutely hispidulous. Leaves: basal and proximal absent at flowering; cauline blades 1-nerved or 3-nerved, linear to lanceolate, sometimes filiform and fascicled, 1.5–2 (–3) mm wide, little reduced distally. Heads (sessile to subsessile in compact glomerules) in dense, flat-topped, corymbiform arrays. Involucres cylindric to cuneate-campanulate, 1.5–2 (–3) mm diam. Phyllary apices flat. Ray-florets (2–) 3–8; corollas yellow, 3–5.5 mm. Disc-florets (2–) 3–9 (usually bisexual and fertile, rarely functionally staminate, corollas tubular-funnelform, lobes erect to spreading or recurved, deltate). Cypselae 0.8–1.6 (–2.2) mm, faces without oil cavities, densely strigoso-sericeous; pappi of 1–2 series of narrowly oblong to ovatelanceolate or obovate scales (readily falling, those of discs 1/3–1/2 corollas, shorter on rays). 2n = 8, 16, 32.


Phenology: Flowering Jul–Nov(–Jan).
Habitat: Grasslands, commonly on rocky, open slopes
Elevation: 50–2900 m

Distribution

V20-178-distribution-map.gif

Alta., Man., Sask., Ariz., Calif., Colo., Idaho, Kans., Minn., Mont., Nebr., Nev., N.Mex., N.Y., N.Dak., Okla., Oreg., S.Dak., Tex., Utah, Wash., Wyo., Mexico (Baja California), Mexico (Baja California Sur), Mexico (Chihuahua), Mexico (Coahuila), Mexico (Durango), Mexico (Nuevo León), Mexico (San Luis Potosí), Mexico (Sonora), Mexico (Zacatecas)

Discussion

Gutierrezia sarothrae is often abundant in overgrazed pastures; it is naturalized in New York.

Selected References

None.

Lower Taxa

None.

"[" is not declared as a valid unit of measurement for this property."]" is not declared as a valid unit of measurement for this property.

... more about "Gutierrezia sarothrae"
32 +, 16 +  and 8 +
hirtellous +, hispidulous +  and glabrous +
not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
flat-topped +
Guy L. Nesom +
(Pursh) Britton & Rusby +
decurrent +
white-indurate +
Solidago sarothrae +
compound +  and simple +
linear;lanceolate or spatulate +
rugulose +  and muricate +
barbellulate +  and barbellate +
3-nerved +  and 1-nerved +
filiform +, linear +  and lanceolate +
Kindlingweed +
not 2-lipped +  and actinomorphic +
0.3 cm3 mm <br />0.003 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
beaked +, 2-ribbed +  and 5-ribbed +
0.16 cm1.6 mm <br />0.0016 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
not compressed +, cylindric +  and clavate +
fertile +  and bisexual +
fertile +  and bisexual +
Alta. +, Man. +, Sask. +, Ariz. +, Calif. +, Colo. +, Idaho +, Kans. +, Minn. +, Mont. +, Nebr. +, Nev. +, N.Mex. +, N.Y. +, N.Dak. +, Okla. +, Oreg. +, S.Dak. +, Tex. +, Utah +, Wash. +, Wyo. +, Mexico (Baja California) +, Mexico (Baja California Sur) +, Mexico (Chihuahua) +, Mexico (Coahuila) +, Mexico (Durango) +, Mexico (Nuevo León) +, Mexico (San Luis Potosí) +, Mexico (Sonora) +  and Mexico (Zacatecas) +
50–2900 m +
resinous +
gland-dotted +
strigoso-sericeous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Grasslands, commonly on rocky, open slopes +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
cylindric;cuneate-campanulate +
petiolate +  and sessile +
proximal +  and basal +
short-deltate +
2-carpellate +
erose-margined +
persistent +
of 5-10 whitish +  and coroniform +
Flowering Jul–Nov(–Jan). +
3-nerved +  and 1-nerved +
ovate +  and lanceolate +
Trans. New York Acad. Sci. +
bearing subulate enations +, hairy +  and bristly +
narrowly oblong +  and ovatelanceolate or obovate +
exalbuminous +
Illustrated +
erect +  and ascending +
appendaged +  and truncate +
papillate +  and smooth +
Xanthocephalum sarothrae +
Gutierrezia sarothrae +
Gutierrezia +
species +
150 cm1,500 mm <br />1.5 m <br /> (200 cm2,000 mm <br />2 m <br />) +
perennial +  and annual +
10 cm100 mm <br />0.1 m <br /> (150 cm1,500 mm <br />1.5 m <br />) +