Difference between revisions of "Rosa Linnaeus (Q4063)"
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Latest revision as of 13:31, 24 June 2022
Rosa is a taxon with the rank genus within the tribe Roseae
| Language | Label | Description | Also known as |
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Rosa Linnaeus
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Rosa is a taxon with the rank genus within the tribe Roseae
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Statements
taxon/id/Rosa Linnaeus
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Rosa Linnaeus
Rosa
Linnaeus
FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
accepted
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rhizomatous or stoloniferous.
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Stems 1–20, erect to spreading, arching, climbing, or procumbent, simple or branched;
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bark brown, red, and gray, often exfoliating;
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glabrous, rarely densely puberulent to tomentose.
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Leaves deciduous, rarely persistent or semipersistent, cauline;
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stipules present [absent], narrow, rarely broad, margins entire or serrate, sometimes pectinate, crenate, or lacinulose, rarely serrulate, undulate, or sinuate;
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blade cordate, elliptic, lanceolate, ovatelanceolate, oblong, obovate, oval, ovoid, orbiculate, or suborbiculate, 1–3 cm, membranous or leathery, rugose or smooth, dull or lustrous;
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leaflets (3–) 5–11 (–13), lateral subsessile, terminal petiolulate, elliptic to obovate, ± oblong, obovate-elliptic, lanceolate-elliptic, or obovate-oblong, margins flat, serrate, crenate, or incised, surfaces glabrous, puberulent, pubescent, or tomentose, eglandular or glandular.
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Inflorescences terminal usually on lateral branches, sometimes on primary-stems and shoots, (1–) 4–30 (–50) -flowered, usually panicles, sometimes corymbs, glabrous;
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bracts absent or present, (0 or) 1–3 (–8);
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bracteoles absent.
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Pedicels present.
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Flowers rarely unisexual (dioecious in R. setigera or monoecious), 10–90 (–100) mm diam.;
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hypanthium 2–5 (–10) mm, glabrous, puberulent, tomentose, or setose, eglandular or glandular;
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sepals 5, erect or spreading to reflexed, ovatelanceolate or lanceolate, rarely ovate-acuminate or deltate, margins entire or pinnatifid, apex acute, often prolonged tip;
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petals [4] 5 (sometimes numerous if “double”), pink to red, sometimes white, obovate, apex usually emarginate;
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stamens 35–220, shorter than petals;
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carpels usually borne on inner hypanthial walls, rarely on basal tori, styles glabrous or pilose, sometimes lanate or villous, exsert.
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Fruits (hips), 1–50, globose, ovoid-obovoid, ellipsoid, oblong, pyriform, or urceolate, 7–11 (–20) diam., glabrous, glandular or eglandular;
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hypanthium persistent, red or orange-red, purplish red, or purplish black, fleshy or leathery;
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rarely densely puberulent
tomentose
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elliptic
obovate more or less oblong obovate-elliptic lanceolate-elliptic or obovate-oblong
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elliptic
obovate more or less oblong obovate-elliptic lanceolate-elliptic or obovate-oblong
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elliptic
obovate more or less oblong obovate-elliptic lanceolate-elliptic or obovate-oblong
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elliptic
obovate more or less oblong obovate-elliptic lanceolate-elliptic or obovate-oblong
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elliptic
obovate more or less oblong obovate-elliptic lanceolate-elliptic or obovate-oblong
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