Friday, April 11, 2014

White-Flowered Angel Trumpet Tree Botanical Illustrations and Images


Summary: White-flowered angel trumpet tree botanical illustrations and images depict hardy, self-fertile, short-flowered, spineless-fruited shrubs and small trees.


white-flowered angel trumpet (Brugmansia arborea), under synonym Datura cornigera (horn-bearing Datura), by Scottish botanical illustrator Walter Hood Fitch (Feb. 28, 1817-Jan. 14, 1892); 1-portion of corolla tube with stamen; 2-pistil; Curtis's Botanical Magazine (1846), table 4252: Public Domain, via Biodiversity Heritage Library

White-flowered angel trumpet tree botanical illustrations and images assemble distribution ranges, life cycles and physical appearances for one of seven angel trumpet tree species native to South, and naturalized to Central, America.
White-flowered angel trumpet trees belong among the Ecuadorian, northern Chilean, Peruvian, southern Colombian and western Bolivian native flora as borrachero ("drunkenness"), campana ("bell"), estramonio and floripondio. They carry common names for trumpet-like flowers and for brain-controlling, cocaine-like, death-inducing white powder from dried seeds and the scientific name Brugmansia arborea ("Brugmans' arboreal [flower]"). Brugmansia derives from Christiaan Hendrick Persoon's (Feb. 1, 1761-Nov. 16, 1836) dedicating, in 1805, the genus name to Sebald Justinus Brugmans (March 24, 1763-July 22, 1819).
The second name arborea (from the same-spelled Latin, "pertaining to trees") emphasizes the species' woodiness explicated by Carl Linnaeus (May 23, 1707-Jan. 10, 1778) in 1753.

Non-bushiness, non-erect flowers, non-spiny fruits favored Robert Sweet's (1783-Jan. 20, 1835) finding, in 1818, the Datura genus furnished by Linnaeus taxonomies false for angel trumpet trees.
The white-flowered angel trumpet tree's wildlife-dispersable, wind-spreadable fruits generate cocaine-like, dry, white powder from 100 to 300-plus dark, fine-haired, sometimes kidney- or wedge-shaped, somewhat cork-like or smooth, thick seeds. Bolivian, Chilean, Colombian, Ecuadorian and Peruvian white-flowered angel trumpet trees have self-fertile flowers that herald hugely harvestable berry-like, oval, 1.77-inch- (4.5-centimeter-) wide, 2.36-inch- (6-centimeter-) long fruits. They, alone of seven angel trumpet tree species, include the only self-fertile flowers, with female and male parts on every tree, and the shortest, whitest flowers.
White-flowered angel trumpet tree botanical illustrations and images juggle orange-red, trumpet-shaped, 11.81-inch- (30-centimeter-) long corollas (from the Latin corōlla, "little crown") with three to five lobes.

White-flowered angel trumpet trees know 6.29- to 7.88-inch (16- to 20-centimeter) corolla rim diameters and 2.76-inch (7-centimeter) diameters for calyxes (from the Greek κάλυξ, kálux, "husk").
White-flowered angel trumpet trees load female and male parts onto 4.72- to 6.69-inch- (12- to 17-centimeter-) long calyxes for continuous small-quantitied, not fewer, cross-pollinated, large-quantitied, flushes. Green, sheath-like, side-slit calyxes maintain creamy to ivory or white stalked flowers moving horizontally against or near somewhat elliptical, somewhat oval evergreen leaves with coarse-toothed margins. Stalked, 7.88- to 11.81-inch- (20- to 30-centimeter-) long, 3.94- to 5.91-inch- (10- to 15-centimeter-) wide nestle into alternate niches on white-flowered angel trumpet tree forked branches.
White-flowered angel trumpet botanical illustrations and images observe the cold- and drought-hardiest Brugmansia species occurring at 6,561.68- to 9,842.52-foot (2,000- to 3,000-meter) altitudes above sea level.

White-flowered angel trumpet trees produce the rare hybrid Brugmansia x flava ("Brugmans' hybrid yellow [flower]") with Brugmansia sanguinea ("Brugmans' blood-stained [flower]") at their five overlapping biogeographies.
White-flowered angel trumpet trees queue up for 15.75- to 55.12-inch (400- to 1,400-millimeter) yearly rainfall and from seeds and 6- to 8-inch (15.24- to 20.32-centimeter) cuttings. They require fertile, somewhat shaded, sunny, well-drained soils and United States Department of Agriculture hardiness zone 7b-like minimums above 0 degrees Fahrenheit (minus 17.77 degrees Celsius). The International Union for Conservation of Nature shows them as extinct in native wildernesses through eradication campaigns against brain-controlling, death-inducing scopolamine pulverized from leaves and seeds.
Continuous, few-flowered, long-calyxed, short-blossomed, white-bloomed flushes and hardiness typify mature 9.84 to 22.97-foot (3- to 7-meter) models for white-flowered angel trumpet tree botanical illustrations and images.

white-flowered angel trumpet (Brugmansia arborea), with seed pod and long green calyx: Tom Hulse, CC BY SA 3.0 Unported, via Wikimedia Commons

Acknowledgment
My special thanks to talented artists and photographers/concerned organizations who make their fine images available on the internet.

Image credits:
white-flowered angel trumpet (Brugmansia arborea), under synonym Datura cornigera (horn-bearing Datura), by Scottish botanical illustrator Walter Hood Fitch (Feb. 28, 1817-Jan. 14, 1892); 1-portion of corolla tube with stamen; 2-pistil; Curtis's Botanical Magazine (1846), table 4252: Public Domain, via Biodiversity Heritage Library @ https://www.biodiversitylibrary.org/page/434691; Biodiversity Heritage Library (BioDivLibrary), Public Domain, via Flickr @ https://www.flickr.com/photos/61021753@N02/8572641718/
white-flowered angel trumpet (Brugmansia arborea), with seed pod and long green calyx: Tom Hulse, CC BY SA 3.0 Unported, via Wikimedia Commons @ https://commons.wikimedia.org/wiki/File:Brugmansia_arborea_with_fruit.jpg

For further information:
Hay, A. 2014. "Brugmansia arborea." The IUCN Red List of Threatened Species 2014: e.T51247708A58386508. http://dx.doi.org/10.2305/IUCN.UK.2014-1.RLTS.T51247708A58386508.en.
Available @ http://www.iucnredlist.org/details/51247708/0
Hay, Alistair; Monika Gottschalk; Adolfo Holguín. 2012. Huanduj: Brugmansia. Kew, England: Royal Botanic Gardens.
Hooker, William Jackson, Sir. 1846. "Tab. 4252. Datura cornigera. Horn-bearing Datura." Curtis's Botanical Magazine, third series vol. II (vol. LXXII of the whole work). London, England: Reeve Brothers.
Available via Biodiversity Heritage Library @ https://biodiversitylibrary.org/page/434692
Linnæi, Caroli. 1753. "3. Datura arborea." Species Plantarum, Exhibentes Plantas Rite Cognitas, ad Genera Relatas, cum Differentiis Specificis, Nominibus Trivialibus, Synonymis Selectis, Locis Natalibus, Secundum Systema Sexuale Digestas. Tomus I: 179. Holmiæ [Stockholm, Sweden]: Laurentii Salvii [Laurentius Salvius].
Available via Biodiversity Heritage Library @ https://biodiversitylibrary.org/page/358198
Preissel, Ulrike; Hans-Georg Preissel. 2002. Brugmansia and Datura: Angel's Trumpets and Thorn Apples. Buffalo NY: Firefly Books.


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