Purple Morning Glory
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Purple Morning Glory ( Ipomoea purpurea ) |
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| Ipomoea purpurea | ||||||||||||
| ( L. ) Roth , 1787 |
The purple morning glory ( Ipomoea purpurea ) is a species of morning glory ( Ipomoea ) in the family of the morning glory (Convolvulaceae). This climbing plant is widespread in the Neotropic and some varieties are used as an ornamental plant.
description
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Vegetative characteristics
The purple morning glory is a winding, annual herbaceous plant that reaches heights of up to 3 meters. The stem is hairy. The alternate leaves are arranged in a petiole and a leaf blade. The leaf blade is simple or three-lobed.
Generative characteristics
The hermaphroditic flowers are radial symmetry and five-fold with a double flower envelope . The five sepals are 8 to 15 millimeters long, blunt, pointed or pointed and do not have an elongated tip. The crown is usually 3 to 5, rarely up to 8.5 inches long. The coronet is blue to red or white and often has colored stripes. There are three scar flaps.
The number of chromosomes is 2n = 30.
Phenology
The flowering period extends from July to October. The purple morning glory is a mid-morning and midday bloomer.
Occurrence
The home of the purple morning glory is widespread in the Neotropics . It is cultivated almost all over the world and has grown wild in some areas. The purple morning glory occurs in Mexico on river banks and in oak forests at altitudes of 2240 to 2650 meters.
Taxonomy
The first publication took place in 1762 under the name ( Basionym ) Convolvulus purpureus by Carl von Linné . Synonyms for Ipomoea purpurea (L.) Roth are: Convolvuloides purpurea (L.) Moench , Convolvulus mutabilis Salisb. nom. superfl., Convolvulus pilosus Rottler , Convolvulus eriocaulos Roem. & Schult. , Convolvulus intermedius Roem. & Schult. nom. illeg., Convolvulus schultesii Roem. & Schult. , Convolvulus glandulifer Spreng. , Convolvulus hirsutulus (J.Jacq.) Colla , Pharbitis purpurea (L.) Bojer , Diatrema purpurea (L.) Raf. , Pharbitis nil var. Paichou (JRWu) JRWu , Pharbitis hispida (Zuccagni) Choisy , Pharbitis diversifolia Lindl. , Pharbitis githaginea Hochst. ex Choisy , Pharbitis nil var. diversifolia (Lindl.) Choisy , Pharbitis hispida var. imberbis Beurl. Moench , Convolvuloides leucosperma , Ipomoea discolor Jacq. , Ipomoea glandulifera Ruiz & Pav. , Ipomoea hispida Zuccagni , Ipomoea intermedia Schult. , Ipomoea hirsutula J.Jacq. , Ipomoea zuccagnii Roem. & Schult. , Ipomoea affinis M. Martens & Galeotti , Ipomoea nil var. Diversifolia (Lindl.) Choisy , Ipomoea pilosissima M. Martens & Galeotti , Ipomoea mexicana A. Gray nom. illeg., Ipomoea wattii C.B. Clarke , Ipomoea chanetii H.Lév. , Ipomoea purpurea var. Superba Ledeb. , Ipomoea purpurea var. Diversifolia (Lindl.) O'Donell .
use
The purple morning glory is used as an ornamental plant for trellises and window boxes. It has been in culture since 1629 at the latest . There are several varieties. The purple morning glory needs a sunny spot.
supporting documents
- Eckehart J. Jäger, Friedrich Ebel, Peter Hanelt, Gerd K. Müller (eds.): Rothmaler excursion flora from Germany. Volume 5: Herbaceous ornamental and useful plants. Spectrum Academic Publishing House, Berlin Heidelberg 2008, ISBN 978-3-8274-0918-8 .
Individual evidence
- ^ Erich Oberdorfer : Plant-sociological excursion flora for Germany and neighboring areas . With the collaboration of Angelika Schwabe and Theo Müller. 8th, heavily revised and expanded edition. Eugen Ulmer, Stuttgart (Hohenheim) 2001, ISBN 3-8001-3131-5 , pp. 771 .
- ↑ a b c Rafaël Govaerts (Ed.): Ipomoea purpurea - data sheet at World Checklist of Selected Plant Families of the Board of Trustees of the Royal Botanic Gardens, Kew. Last accessed on January 31, 2016.
