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Tripterocalyx carnea

(Winged Sandpuffs)

Interesting Facts

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Common Names

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Common Names in English:

Winged Sandpuffs

Description

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Family Nyctaginaceae

Herbs, shrubs , trees , or sometimes spiny vines . Leaves opposite, alternate, or whorled ; stipules absent; petiole usually present, well defined; leaf blade simple , herbaceous or slightly fleshy , margin entire. Inflorescences mostly terminal , less often axillary , of cymes, umbels, or verticils , sometimes 1-flowered or fasciculate, often grouped into panicles; bracts often inconspicuous, sometimes forming calyxlike involucre, or large and brightly colored . Flowers bisexual , rarely unisexual or polygamous, actinomorphic . Perianth constricted beyond the ovary, base persistent , closely enclosing ovary which appears inferior, limb petaloid beyond constriction, tubular , funnelform , or campanulate , apex 5-10-lobed, lobes plicate or valvate in bud, persistent or caducous . Disk absent. Stamens (1-) 3-5(-many), hypogynous, free or connate at base, involute in bud; anthers 2-loculed, dehiscence longitudinal . Ovary superior, 1-loculed; ovule 1. Style 1; stigma globose . Fruit an achenelike anthocarp enclosed by persistent perianth, ribbed or winged , often glandular . Seed 1; endosperm present; embryo straight or curved .

About 30 genera and 300 species: tropics and subtropics, mainly in tropical America; six genera (two introduced ) and 13 species (one endemic, three introduced) in China.[1]

Genus Tripterocalyx

Herbs, annual , viscid pubescent to nearly glabrous , from slender or stout and ± woody taproots . Stems decumbent to semierect, unarmed , without glutinous bands on internodes. Leaves petiolate , unequal in size in each pair; blade ± thick and succulent, base usually asymmetric . Inflorescences axillary , pedunculate , capitate clusters ; receptacle flat to somewhat rounded-conic, with short, pedicel-like projections; flowers maturing from one side of inflorescence to other; bracts persistent , not accrescent , 5-10, distinct , thin and translucent , forming an involucre, linear-lanceolate to ovate , broad. Flowers bisexual , chasmogamous ; perianth radially symmetric , funnelform or salverform , constricted beyond ovary, abruptly expanded to 4-5-lobed limb; stamens (3-) 4-5, included ; styles included; stigmas linear . Fruits fusiform , indurate throughout, or spongy on exterior , minutely puberulent or glabrous; wings 2-4, translucent, prominently veined, scarious , extending beyond apex and/or base of body; sulci smooth or coarsely rugose .

Species 4: North America (including n Mexico).[2]

Physical Description

Habit: Forb/herb

Biology

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Reproduction

Duration: Annual

Taxonomy

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Notes

Name Status: Accepted Name .

Last scrutiny: 15-Mar-2000

Similar Species

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Members of the genus Tripterocalyx

ZipcodeZoo has pages for 5 species, subspecies, varieties, forms, and cultivars in this genus:

T. carnea (Winged Sandpuffs) · T. carnea var. carnea (Winged Sandpuffs) · T. carnea var. wootonii (Wooton's Sandpuffs) · T. crux-maltae (Lassen Sandverbena) · T. micranthus (Sandpuffs)

More Info

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Further Reading

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Notes

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Contributors

Data Sources

Accessed through GBIF Data Portal February 28, 2008:

Identifiers

Footnotes

  1. Dequan Lu & Michael G. Gilbert "Nyctaginaceae". in Flora of China Vol. 5 Page 430. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
  2. Leo A. Galloway "Tripterocalyx". in Flora of North America Vol. 4 Page 16, 70. Oxford University Press. Online at EFloras.org. [back]
Last Revised: 7/15/2012