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Hesperanthus tenuifolius

Description

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Family Iridaceae

Herbs perennial (or shrubs or annuals ), with rhizomes, bulbs, or corms. Leaves alternate, often 2-ranked, often oriented edgewise to aerial stem, usually sword-shaped to linear , parallel veined, base sheathing . Inflorescence sometimes a spike or reduced to a solitary flower, more often of monochasial , umbellate cymes, each enclosed in 2 opposed bracts (spathes ) and termed a rhipidium, which may be solitary and terminal or numerous and variously arranged in racemes or panicles; bracts 1 to several. Flowers bisexual , showy, usually actinomorphic (often zygomorphic elsewhere) . Perianth segments 6, in 2 whorls, inner and outer ones equal or differing in size and/or color; tube filiform or trumpet-shaped. Stamens (2 or) 3; anthers extrorse . Ovary inferior (or superior), 3-loculed; ovules few to many; placentation axile . Style with filiform, slender, or petaloid branches. Fruit a loculicidal capsule. Seeds with or without aril and wings .

Between 70 and 80 genera and ca. 1800 species: nearly worldwide, especially S Africa, Asia, and Europe; three genera and 61 species (21 endemic, one introduced ) in China.[1]

Taxonomy

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Notes

Publishing author : Salisb. Publication : Trans. Hort. Soc. London i. (1812) 321

Similar Species

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Members of the genus Hesperanthus

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More Info

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Further Reading

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Notes

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Contributors

Identifiers

Footnotes

  1. Yu-tang Zhao, Henry J. Noltie & Brian F. Mathew "Iridaceae". in Flora of China Vol. 24 Page 297. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
Last Revised: 2013-10-25