Difference between revisions of "Verbascum densiflorum"
Rar. Lig. [Ital.] Pl. 3: 52. 1810.
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|elevation=50–300 m. | |elevation=50–300 m. | ||
|distribution=Iowa;Mass.;Mich.;Mo.;Wis.;Europe;Asia;introduced also in South America (Chile);Australia. | |distribution=Iowa;Mass.;Mich.;Mo.;Wis.;Europe;Asia;introduced also in South America (Chile);Australia. | ||
| − | |discussion=<p>Verbascum ×humnickii Franchet is a hybrid between V. densiflorum and V. thapsus.</p> | + | |discussion=<p><i>Verbascum</i> ×humnickii Franchet is a hybrid between <i>V. densiflorum</i> and <i>V. thapsus</i>.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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|publication year=1810 | |publication year=1810 | ||
|special status=Introduced | |special status=Introduced | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V17/V17_55.xml |
|genus=Verbascum | |genus=Verbascum | ||
|species=Verbascum densiflorum | |species=Verbascum densiflorum | ||
Revision as of 15:01, 18 September 2019
Biennials. Stems 30–120 cm, densely and persistently tomentose, eglandular. Leaves: surfaces densely and persistently tomentose, eglandular; basal and proximal cauline with petiole 10–30 mm; blade obovate to oblong-ovate, 5–25(–30) × 4–8(–12) cm, base attenuate; cauline not clasping, gradually smaller distally, base long-decurrent, margins crenate, apex of distal cauline and floral bracts long-acuminate. Inflorescences unbranched, narrowly cylindric, sometimes branched from proximal nodes, forming a panicle, flowers densely overlapping, in clusters of 2–8; rachis densely and persistently tomentose, eglandular; bracts ovate, 15–40 mm, base decurrent, apex long-acuminate, densely and persistently tomentose, eglandular. Pedicels free or adnate to rachis at base, 3–15 mm; bracteoles 2. Flowers: calyx 5–12 mm, densely and persistently tomentose, eglandular, lobes ovate-lanceolate to lanceolate; corolla yellow, 30–55 mm diam., pellucid glands absent or relatively few; proximal filaments glabrous, distal pair villous, hairs white or yellow, anthers orange; stigma spatulate, base decurrent. Capsules elliptic-ovoid, 5–8 mm, tomentose.
Phenology: Flowering May–Aug.
Habitat: Fields, roadsides, disturbed sites.
Elevation: 50–300 m.
Distribution
Iowa, Mass., Mich., Mo., Wis., Europe, Asia, introduced also in South America (Chile), Australia.
Discussion
Verbascum ×humnickii Franchet is a hybrid between V. densiflorum and V. thapsus.
Selected References
None.