Pyracantha M. Roemer (Q4406)
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Pyracantha is a taxon with the rank genus within the tribe Maleae
| Language | Label | Description | Also known as |
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| English |
Pyracantha M. Roemer
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Pyracantha is a taxon with the rank genus within the tribe Maleae
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Statements
taxon/id/Pyracantha M. Roemer
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Pyracantha M. Roemer
Pyracantha
M. Roemer
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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Shrubs, spreading or partially reclining, 5–60 dm.
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Stems 1–3+, erect or divergent, straight or geniculate;
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bark grayish, thin, smooth, becoming slightly fissured;
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long and short-shoots present, leafy;
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glabrous or tomentose.
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Leaves persistent or late-deciduous, cauline, fascicled on short-shoots, simple;
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stipules caducous, free, lanceolate, membranous, margins remotely serrate, glabrous or tomentose;
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blade obovate, ovate, oblong-obovate, oblong, or elliptic to lanceolate or oblanceolate, 1–7 cm, leathery, margins flat or slightly revolute, serrulate, crenulate, or entire, venation pinnate, surfaces glabrous or sparsely hairy to densely tomentose when young, often glabrescent later.
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Inflorescences terminal, 6–40-flowered, flat-topped panicles, glabrous or tomentose;
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bracts present, caducous, lanceolate;
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bracteoles present.
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Pedicels present.
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Flowers: perianth and androecium epigynous, 3–10 (–12) mm diam.;
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hypanthium campanulate, 2–4 mm diam., exterior glabrous or densely tomentose;
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sepals 5, spreading, broadly elliptic or triangular;
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petals 5, spreading, white, usually suborbiculate, base slightly clawed;
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stamens 15–20, shorter than petals, filaments 2–4 mm;
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carpels 5, distinct, adnate to proximal 1/2 of hypanthium, externally glabrous or tomentose, styles terminal, distinct, about equal to stamens;
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Fruits pomes, red or orange-red, rarely yellow, globose, 3–8 mm diam., glabrate;
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hypanthium persistent;
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sepals persistent, erect or incurved;
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styles usually persistent.
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elliptic
lanceolate or oblanceolate
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elliptic
lanceolate or oblanceolate
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