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Texas Trumpets

Acleisanthes crassifolia A. Gray

Description

provided by eFloras
Plants herbaceous, often slightly woody at base, overall pubescence of white, capitate hairs 0.1-0.2 mm. Stems procumbent, sparsely branched, 15-50 cm, hirtellous to glabrate. Leaves grayish green (major veins prominently paler), petiolate, those of pair slightly unequal; petiole 2-15(-20) mm, hirtellous; blade ovate to deltate-ovate or oblong-ovate, (5-)10-35(-45) × 2-20(-30) mm, base usually rounded, margins undulate, apex apiculate and acute or less frequently obtuse, sparsely puberulent abaxially and adaxially, adaxial primary and secondary veins hirtellous. Inflorescences solitary flowers, sessile or nearly so; bracts linear-lanceolate, 2-7 mm, long attenuate, usually puberulent. Flowers: chasmogamous perianth 3-5 cm, puberulent, tube 1-1.5 mm diam., limbs 8-25 mm diam., stamens 5; cleistogamous perianth 2-6 mm, hirtellous, stamens 2. Fruits with 5 broad, flat ribs, lacking grooves and resinous glands, 5-angled and shallowly 5-sulcate, oval-oblong, truncate at both ends, 6-9 mm, hirtellous.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 4: 34, 36 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Distribution

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Tex.; Mexico (Coahuila).
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 4: 34, 36 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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Flowering/Fruiting

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Flowering spring-fall.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 4: 34, 36 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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Rocky, calcareous soils in cenizo (Leucophyllum frutescens) shrublands and grasslands; of conservation concern; 200-700m.
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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. 4: 34, 36 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
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eFloras

Comprehensive Description

provided by North American Flora
Acleisanthes crassifolia A. Gray, Am. Jour. Sci. IL 15: 260
1853.
Stems procumbent, sparsely branched, 2-5 dm. long, stout, covered with short stout flat white appressed hairs, oi in age glabrate, the internodes mostly longer than the leaves; leaves of a pair subequal, the petioles stout, 3-10 mm. long, the blades ovate, oblong-ovate, or rarely narrowly deltoidovate, 2.5-3.5 cm. long, 1.2-2 cm. wide, obtuse to broadly rounded at the base, obtuse or acutish at the apex and abruptly apiculate, flat, thick and succulent, when young pubescent like the stems but in age glabrate; bracts linear-lanceolate, longattenuate, less than half as long as the fruit; flowers few, sessile, the perianth about 4 cm. long, slender, densely cinereo-puberulent outside; fruit oval-oblong in outline, 6 mm. long, 4 mm. in diameter, truncate at both ends, shallowly 5-sulcate, the ribs broad and flat, densely covered with short flat white appressed hairs.
Typ£ locality: High prairies of San Felipe Creek, western Texas. Distribution: Western Texas.
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bibliographic citation
Paul Carpenter Standley. 1918. (CHENOPODIALES); ALLIONIACEAE. North American flora. vol 21(3). New York Botanical Garden, New York, NY
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Acleisanthes crassifolia

provided by wikipedia EN

Acleisanthes crassifolia, the Texas trumpets, is a plant in the Nyctaginaceae family. It is found in North America and Mexico and is native to southwestern counties of Texas and northeastern Mexico. These plants grow low to the ground with the stem of these fully grown plants between 15 cm to 20 cm long. There are few other species of Acleisanthes that inhabit the same areas. However, Texas trumpets can be easily identified throughout the year based on their thick and dark green leaves which has white veins. Acleisanthes crassifolia is a perennial herbaceous plant with fruits and flowers.[1]

Distribution

Acleisanthes crassifolia naturally occurs in Southwestern Texas counties and in Mexico. They can be found in Maverick, Val Verde, and Kinney counties, and in Coahuila, Mexico.[1]

Habitat and ecology

Acleisanthes crassifolia is a perennial plant that grows in well-drained, gravelly loams of areas with changing elevations/slopes, usually found in scattered vegetated regions of shrub lands. This plant is adapted to semiarid weather conditions. Its environmental precipitation range is from 330mm to 610mm/yr, and temperature range from 10 to 43 degree Celsius.[2][3][1]

Morphology

Individuals of this species are subshrubs that have horizontal shoots low to the ground. These plants grow low to the ground with 15–50 cm long prostrate and procumbent stems. It has opposite leaves in pairs which are not equal in size. The blades are 1/3 to 2/3 bigger than the petioles. The plant's petioles are thick and ovate shaped with rough surface, 5–45 mm long and 2–30 mm wide, sharp to dull but particularly sharp at the apex and triangular to round shaped at the base. Leaves are elliptical shaped, thick and dark green with white pinnate and undulate white veins. Flowers are axillary, separate from each other (not on the same stem), and attached directly to the base of stem.[1]

Flowers and fruit

Flowers of Acleisanthes crassifolia are chasmogamous or cleistogamous. Petals of corolla in Cleistogamous flowers are green and 2–6 mm long. The petals of corolla of chasmogamous flowers are white, projected outward and shaped like a funnel, 5-lobed petals that are 8-25mm wide. The fruits are 5-angled, elongated and oval shaped, 6–9 mm long and 3–4 mm wide, minutely narrow at both ends, has light longitudinally concaved lines along with 5 wide low ribs without resinous glands, fruit body surface has small white hairs that are pressed towards the body.[1]

References

  1. ^ a b c d e Poole, Jackie M.; et al. (2007). Rare Plants of Texas. College Station, TX: Texas A&M University Press. pp. 58–59. ISBN 1-58544-557-6.
  2. ^ Smith, Howard M. "Soil Survey Of Maverick County, Texas". Texas Agricultural Experiment Station. Retrieved July 1, 2011.
  3. ^ "Coahuila". Encyclopedia Of Mexican States. Retrieved July 1, 2011.

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Acleisanthes crassifolia: Brief Summary

provided by wikipedia EN

Acleisanthes crassifolia, the Texas trumpets, is a plant in the Nyctaginaceae family. It is found in North America and Mexico and is native to southwestern counties of Texas and northeastern Mexico. These plants grow low to the ground with the stem of these fully grown plants between 15 cm to 20 cm long. There are few other species of Acleisanthes that inhabit the same areas. However, Texas trumpets can be easily identified throughout the year based on their thick and dark green leaves which has white veins. Acleisanthes crassifolia is a perennial herbaceous plant with fruits and flowers.

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Wikipedia authors and editors
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wikipedia EN