Senna pendula |
Senna multiglandulosa |
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climbing cassia, valamuerto |
buttercup bush, glandular cassia, glandular senna |
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Habit | Shrubs or trees, to 5(–6) m. Leaves mesophyllous, 6–17.5 cm, finely and densely hairy; stipules caducous; extrafloral nectaries 1, between many or all leaflet pairs, sessile; leaflet pairs 5–9, blades oblong-elliptic or lanceolate- to oblanceolate-elliptic, 23–47 × 6–17 mm. | |
Racemes | usually 3–15-flowered; bracts caducous. |
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Pedicels | 12–26 mm. |
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Flowers | monosymmetric; calyx yellow; corolla deep yellow, longest petal 12–19 mm; androecium heterantherous, stamens 7, middle stamens 1/2 as long as abaxial or smaller, staminodes 3; anthers of middle stamens 3.7–5 mm, of abaxial stamens 6–7.5 mm, dehiscing by 2 pores, apical appendage inconspicuous; gynoecium incurved, ovules 30–50; ovary densely hairy; style slightly incurved. |
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Legumes | somewhat pendulous, cylindrical, 70–135 × 7–10 mm, slightly corrugated over seeds, indehiscent. |
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Seeds | brown or dark reddish brown, obovoid. |
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Senna | pendula is often confused with close relative S. bicapsularis, which is absent from North America and has shorter pedicels, only to 5 mm (H. |
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s | . Irwin and R. |
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c | . |
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Barneby | 1982; B. |
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Marazzi | et al. |
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2006b | ). |
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2n | = 24. |
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Senna pendula |
Senna multiglandulosa |
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Phenology | Flowering late spring–mid winter. | |
Habitat | Open places in disturbed forests or scrub-woodlands, lava-flows, rocky riverbanks and outcrops, waste places. | |
Elevation | 0–500[2000–3100] m. (0–1600[6600–10200] ft.) | |
Distribution |
Mexico; Central America; South America; West Indies [Introduced, Florida; introduced also in Africa (South Africa), Pacific Islands, Australia]
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CA; Mexico (Chiapas, Guanajuato, México, Michoacán, Oaxaca, Puebla, San Luis Potosí); Central America (Guatemala); w South America [Introduced in North America; introduced also in Asia (India, Malaysia), s Africa, Atlantic Islands (Macaronesia), Pacific Islands (Hawaii, New Caledonia, New Zealand), Australia]
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Discussion | Varieties 18–20 (1 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Senna multiglandulosa is listed as naturalized in countries where it has been introduced as an ornamental; for example, New Zealand (C. J. Webb et al. 1988); Australia (B. R. Randell and B. A. Barlow 1998). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. | FNA vol. 11. |
Parent taxa | Fabaceae > subfam. Caesalpinioideae (excluding Mimosoid clade) > Senna | Fabaceae > subfam. Caesalpinioideae (excluding Mimosoid clade) > Senna |
Sibling taxa | ||
Subordinate taxa | ||
Synonyms | Cassia pendula, Chamaefistula pendula | Cassia multiglandulosa, C. tomentosa |
Name authority | (Humboldt & Bonpland ex Willdenow) H. S. Irwin & Barneby: Mem. New York Bot. Gard. 35: 378. (1982) | (Jacquin) H. S. Irwin & Barneby: Mem. New York Bot. Gard. 35: 357. (1982) |
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