Tetraneuris turneri

(K. F. Parker) K. F. Parker

Phytologia 45: 467. 1980.

Basionym: Hymenoxys turneri K. F. Parker Phytologia 20: 192. 1970
Treatment appears in FNA Volume 21. Treatment on page 450. Mentioned on page 447.

Perennials, 22–50+ cm. Caudices ± branched, branches not notably thickened distally. Stems 1–20, erect or ± decumbent, sometimes branched near bases, usually densely woolly or long-hairy among proximal leaves. Leaves all basal-proximal, new leaves not tightly clustered; blades linear-oblanceolate, oblanceolate, or spatulate, entire or basal and proximal with 2 (–4) teeth or lobes, moderately to densely woolly, usually densely glanddotted. Heads 1–20 per plant, borne singly. Peduncles 20–50 cm, moderately to densely hairy. Involucres 8–15 × 12–20 mm. Outer phyllaries 12–16, 5.2–7.8 (–10) mm, margins 0–0.2 mm wide, sometimes slightly scarious, abaxial faces ± hairy. Ray-florets 12–24; corollas 14–20 mm. Disc-florets 100–250+; corollas yellow proximally, yellow to purplish distally, 3.5–3.8 mm. Cypselae 2.6–3.4 mm; pappi of 6–7 lanceolate to obovate or oblanceolate, often aristate scales 3–4 mm. 2n = 90.


Phenology: Flowering (Feb–)Mar–Apr(–Jun).
Habitat: Roadsides, pastures
Elevation: 50–200 m

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Tetraneuris turneri"
not tailed +, rounded +  and obtuse +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
paniculiform +  and corymbiform +
indeterminate +  and determinate +
Mark W. Bierner +  and Billie L. Turner +
(K. F. Parker) K. F. Parker +
decurrent +
Hymenoxys turneri +
compound +  and simple +
spatulate;oblanceolate;spatulate;oblanceolate;linear-oblanceolate +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
yellow +  and purplish +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.38 cm3.8 mm <br />0.0038 m <br />) +
obpyramidal +
fertile +  and bisexual +
fertile +  and bisexual +
Tex. +  and Mexico (Coahuila) +
50–200 m +
more or less +  and eglandular +
hairy +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Roadsides, pastures +
discoid +  and radiate +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.6 cm6 mm <br />0.006 m <br /> (2 cm20 mm <br />0.02 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
hemispheric;campanulate +
1.2 cm12 mm <br />0.012 m <br /> (2 cm20 mm <br />0.02 m <br />) +
sessile +  and petiolate +
basal-proximal +
deltate +
dentate to pinnatifid or palmatifid +  and entire +
0mm +  and 0.2mm +
0.78 cm7.8 mm <br />0.0078 m <br /> (1 cm10 mm <br />0.01 m <br />) +
connate +  and distinct +
ovate +, oblong +, oblanceolate +, linear +, lanceolate +  and elliptic +
unequal +  and subequal +
0.52 cm5.2 mm <br />0.0052 m <br /> (0.78 cm7.8 mm <br />0.0078 m <br />) +
2-carpellate +
persistent +
6 +  and 7 +
lanceolate +  and obovate or oblanceolate +
20 cm200 mm <br />0.2 m <br /> (50 cm500 mm <br />0.5 m <br />) +
Flowering (Feb–)Mar–Apr(–Jun). +
11 +  and 60 +
bearing subulate enations +, hairy +  and bristly +
hemispheric;conic +
of 35 +  and 150 bristles +
aristate +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
exalbuminous +
decumbent +  and erect +
long-hairy +  and woolly +
1 +  and 20 +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Compositae +
Tetraneuris turneri +
Tetraneuris +
species +
urceolate +  and campanulate +
dilated +
22 cm220 mm <br />0.22 m <br /> (50 cm500 mm <br />0.5 m <br />) +
shrub +  and subshrub +