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Comments

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Hymenocallis palmeri is most closely allied to H. henryae, having similar leaf and floral characteristics, but it is distinguished by its linear leaves, single flower, and perianth tube that is often decidedly longer than the tepals (G. L. Smith and W. S. Flory 1990).
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 26: 284, 290, 291 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Description

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Bulb nonrhizomatous, ovoid, 2.5–4 × 1.5–3.5(–5) cm; basal plate 1–3.5 cm; neck 3–7 cm; tunic grayish brown. Leaves deciduous, 2–6, erect, 1.5–4(–5–6.5) dm × 4–10 mm, coriaceous; blade bluish green, linear, channeled, margins hyaline, apex acute, glaucous. Scape 1.8–4.5(–6) dm, suborbiculate, glaucous; scape bracts 2, not enclosing flower bud, 4–6 cm × 4–7 mm; subtending floral bracts 1–2, 3.7–5 cm × 3–5 mm. Flowers 1, rarely 2, then opening sequentially, faintly fragrant; perianth tube green, 7.5–12 cm; tepals ascending, yellow-green to pale green, linear, 7.5–12.5 cm × 3–7 mm (unfolded); corona white with faint green eye, funnelform, margins with some gradual spreading in time, shortly tubulose proximally, 2.5–3.5(–5) × 3–5 cm, margins between free portions of filaments irregularly dentate, with some filiform projections; free portions of filaments inserted on flat sinal base, erect, white, 2.5–4 cm; anthers 1.2–2 cm, pollen deep yellow; ovary oblong to slightly pyriform, 1.4–2.2 cm × 6–12 mm, ovules (3–)5–8 per locule; style green in distal 1/2, fading to white proximally, 13–20 cm. Capsules ellipsoid, 3.5–4 × ca. 2.5 cm. Seeds obovoid, 1.5–2 × 1–1.4 cm. 2n = 42, 46, 48.
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 26: 284, 290, 291 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
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eFloras.org
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eFloras

Distribution

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Fla.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 26: 284, 290, 291 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Flora of North America @ eFloras.org
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Flora of North America Editorial Committee
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eFloras.org
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Flowering/Fruiting

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Flowering late spring--summer.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 26: 284, 290, 291 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
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eFloras.org
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Habitat

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Cypress swamps, wet prairies, open pine flatwoods, wet roadsides; 0m.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 26: 284, 290, 291 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
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eFloras.org
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Synonym

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Hymenocallis humilis S. Watson
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 26: 284, 290, 291 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
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eFloras

Hymenocallis palmeri

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Hymenocallis palmeri is a plant in the family Amaryllidaceae.[3] Common name is Alligator-lily. It is endemic to Florida, found in cypress swamps, wet meadows, open pine woodlands and wet roadsides.[1]

Hymenocallis palmeri produces egg-shaped bulbs up to 4 cm across. Leaves are bluish green, up to 65 cm long and 10 mm across. Umbels have only 1 or 2 flowers, if 2 then opening one at a time. Flowers are erect, funnel-shaped, white with a greenish eye in the center and teeth along the margins of the staminal corona. Seeds are green, egg-shaped, up to 20 mm in diameter.[1][3][4]

References

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Hymenocallis palmeri: Brief Summary

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Hymenocallis palmeri is a plant in the family Amaryllidaceae. Common name is Alligator-lily. It is endemic to Florida, found in cypress swamps, wet meadows, open pine woodlands and wet roadsides.

Hymenocallis palmeri produces egg-shaped bulbs up to 4 cm across. Leaves are bluish green, up to 65 cm long and 10 mm across. Umbels have only 1 or 2 flowers, if 2 then opening one at a time. Flowers are erect, funnel-shaped, white with a greenish eye in the center and teeth along the margins of the staminal corona. Seeds are green, egg-shaped, up to 20 mm in diameter.

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