Arnoglossum plantagineum

Rafinesque

Fl. Ludov., 65. 1817.

IllustratedEndemic
Synonyms: Cacalia plantaginea (Rafinesque) Shinners Cacalia pteranthes Rafinesque Cacalia tuberosa Nuttall Conophora tuberosa (Nuttall) Nieuwland Mesadenia plantaginea (Rafinewque)Rafinesque Mesadenia tuberosa (Nuttall) Britton Senecio nuttallii Schultz-Bipontinus
Treatment appears in FNA Volume 20. Treatment on page 624. Mentioned on page 623.

Plants 50–100 cm (weakly rhizomatous). Stems angulate. Basal leaves: blades broadly elliptic, to 17 cm, margins entire or sinuate. Cauline leaves: proximal (and mid) petiolate, elliptic (bases rounded), margins entire or serrulate; distal petiolate or sessile, smaller (narrower). Involucres (9.5–) 10–12 (–14) mm. Phyllaries (pale green) ovate, midvein wings uniform or highest at apices. Corollas white or greenish, 8–10 (–11.5) mm. Cypselae fusiform or clavate, 4–5 mm (dark-brown, 12–15-ribbed); pappi (6–) 7–8 (–9) mm. 2n = 54.


Phenology: Flowering May (south)–Aug (north).
Habitat: Wet prairies and pastures, usually in boggy areas in north
Elevation: 0–600 m

Distribution

V20-1401-distribution-map.gif

Ont., Ala., Ark., Ill., Ind., Iowa, Kans., Ky., La., Mich., Minn., Miss., Mo., Nebr., Ohio, Okla., S.Dak., Tenn., Tex., Wis.

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Arnoglossum plantagineum"
not tailed +, rounded +  and obtuse +
papillate +
scarious +
usually ovate +  and lance-linear +
indeterminate +  and determinate +
Loran C. Anderson +
Rafinesque +
decurrent +
lance-linear;lanceolate;reniform;ovate;reniform;ovate;hastate;elliptic;deltate;cordate +
0 cm0 mm <br />0 m <br /> (17 cm170 mm <br />0.17 m <br />) +
winged;nerved;ribbed +
barbellate +  and smooth +
1 cm10 mm <br />0.01 m <br /> (1.15 cm11.5 mm <br />0.0115 m <br />) +
greenish +  and white +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
nerved +  and (4-)10-15-ribbed +
clavate +  and fusiform +
fertile +  and bisexual +
fertile +  and bisexual +
sessile +  and petiolate +
Ont. +, Ala. +, Ark. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Mich. +, Minn. +, Miss. +, Mo. +, Nebr. +, Ohio +, Okla. +, S.Dak. +, Tenn. +, Tex. +  and Wis. +
0–600 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Wet prairies and pastures, usually in boggy areas in north +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
1.2 cm12 mm <br />0.012 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
cylindric;turbinate +
1 cm10 mm <br />0.01 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
sessile +  and petiolate +
cauline +  and basal +
recurved;spreading +
lanceolate +
serrulate +  and entire +
sinuate +  and entire +
2-carpellate +
0.8 cm8 mm <br />0.008 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
persistent +
0.7 cm7 mm <br />0.007 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Flowering May (south)–Aug (north). +
unequal +  and subequal +
Fl. Ludov., +
styliferous +, neuter +  and pistillate +
sterile +  and fertile +
bearing subulate enations +, hairy +  and bristly +
convex;flat +
exalbuminous +
Illustrated +  and Endemic +
angulate +
appendaged +  and truncate +
papillate +
Cacalia plantaginea +, Cacalia pteranthes +, Cacalia tuberosa +, Conophora tuberosa +, Mesadenia plantaginea +, Mesadenia tuberosa +  and Senecio nuttallii +
Arnoglossum plantagineum +
Arnoglossum +
species +
campanulate +
30 cm300 mm <br />0.3 m <br /> (300 cm3,000 mm <br />3 m <br />) +