Difference between revisions of "Rosa sect. Pimpinellifoliae"
Mus. Helv. Bot. 1: 3. 1818.
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|distribution=Eurasia;introduced also in Atlantic Islands (Iceland);Pacific Islands (New Zealand). | |distribution=Eurasia;introduced also in Atlantic Islands (Iceland);Pacific Islands (New Zealand). | ||
| + | |introduced=true | ||
|discussion=<p>Species ca. 25 (1 in the flora).</p><!-- | |discussion=<p>Species ca. 25 (1 in the flora).</p><!-- | ||
--><p>In addition to the species treated here, yellow-flowered <i>Rosa</i> hugonis Hemsley has been reported from Ontario.</p> | --><p>In addition to the species treated here, yellow-flowered <i>Rosa</i> hugonis Hemsley has been reported from Ontario.</p> | ||
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|publication year=1818 | |publication year=1818 | ||
|special status=Introduced | |special status=Introduced | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V9/V9_139.xml |
|subfamily=Rosaceae subfam. Rosoideae | |subfamily=Rosaceae subfam. Rosoideae | ||
|tribe=Rosaceae tribe Roseae | |tribe=Rosaceae tribe Roseae | ||
Latest revision as of 22:54, 5 November 2020
Subshrubs, forming dense patches; rhizomatous, rhizomes long. Stems erect, 2–10(–15) dm; distal branches glabrous, eglandular; infrastipular prickles absent, internodal prickles erect or ± curved, usually intermixed with aciculi. Leaves persistent, 2.5–8 cm, membranous; stipules persistent, adnate to petiole, auricles flared, margins entire or serrate, eglandular or glandular; leaflets (5–)9–11(–13), terminal: petiolule 2–4 mm, blade oblong-ovate, suborbiculate, or broadly elliptic, 5–22 × 5–12 mm, abaxial surfaces glabrous, eglandular, adaxial green, dull, glabrous. Inflorescences: flowers solitary. Pedicels erect, slender, 15–35 mm, glabrescent, eglandular, sometimes with aciculi; bracts absent. Flowers 2–4 cm diam.; hypanthium subglobose, glabrous, eglandular; sepals persistent, erect, ovate-lanceolate, 10–12 × 2.5–3 mm, margins entire, abaxial surfaces glabrous, eglandular; petals single, white [rarely pink]; carpels 18–23, styles free, lanate, stylar orifice 2.5–3 mm diam., hypanthial disc flat, 4–4.5 mm diam. Hips blackish purple, globose or subglobose, 8–13 × 8–16 mm, lustrous, glabrous, eglandular; sepals persistent, erect. Achenes basiparietal.
Distribution
Introduced; Eurasia, introduced also in Atlantic Islands (Iceland), Pacific Islands (New Zealand).
Discussion
Species ca. 25 (1 in the flora).
In addition to the species treated here, yellow-flowered Rosa hugonis Hemsley has been reported from Ontario.
Selected References
None.