Iris foetidissima

Stinking Gladwin

a perennial evergreen member of the Iris genus in the family Iridaceae.

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Taxonomy and growth

Family
Iridaceae
Genus
Iris
Life cycle
perennial
Foliage
evergreen
Height
1 m
Spread
1.5 m
Fertility
self fertile
Flower type
hermaphrodite
Pollinators
Bees

Uses

Toxicity

Toxicity warning. The historical record reports a hazard for this plant. Do not use it to decide which parts are safe to eat or use medicinally.

This section contains historical Plants For A Future notes marked noncommercial.

The roots of this plant are toxic to grazing mammals[2]. Plants can cause skin irritations and allergies in some people[11].

Medicinal uses

Historical medicinal uses. These records describe reported uses. They do not establish safety or effectiveness. Ask a qualified health professional before using any plant medicinally.

This section contains historical Plants For A Future notes marked noncommercial.

Stinking gladwin has a long history of medicinal use, though it can be rather strong in its action and so is little used nowadays[14]. The root is anodyne, antispasmodic and cathartic[16][17]. A decoction of the roots acts as a strong purge, it has also been used as an emmenagogue and for cleaning eruptions[16]. The powdered or infused dried root is beneficial in the treatment of fainting, nervous complaints and to relieve pains and cramps[16][14]. The plant has been used as a cure for ringworm[13].

Product or use
Anodyne
Product or use
Antispasmodic
Product or use
Cathartic

Material uses

This section contains historical Plants For A Future notes marked noncommercial.

A good ground cover plant, succeeding in dense shade and in dry soils[7]. Rather slow to spread though, needing weeding for the first year or two[7]. Plants should be spaced about 60cm apart each way[9].

Ecology and functions

Ecosystem niche
Soil surface

Ground cover

Environment

Range
Western Europe, including Britain, from France south and east to N. Africa, Italy and Greece.
Habitat
Open woods, hedgebanks and shady places, usually on calcareous soils[16][3][15]. It is often also found on sea cliffs[3].
Light
full sun
Shade tolerance
permanent shade
Water
high
Hardiness
Zone 6+
Soil textures
sandy, loamy, clay
Soil pH
acid, neutral, alkaline, very alkaline
Drainage
well drained
Tolerances
high wind, maritime exposure, drought
Wind
Yes
Maritime
Yes
Tolerates Nutritionally Poor Soil
No
Drought
tolerant

Propagation

This section contains historical Plants For A Future notes marked noncommercial.

Seed - best sown as soon as it is it is ripe in a cold frame[16]. Stored seed should be sown as early in the year as possible in a cold frame, it may take 18 months to germinate. Prick out the seedlings into individual pots when they are large enough to handle and grow them on in the greenhouse or cold frame for their first year. Plant out into their permanent positions in late spring or early summer. Division, best done in July after flowering. Very easy, larger clumps can be replanted direct into their permanent positions, though it is best to pot up smaller clumps and grow them on in a cold frame until they are rooting well. Plant them out in the spring.

Cultivation

This section contains historical Plants For A Future notes marked noncommercial.

An easily grown and very tolerant plant, it succeeds in most positions in any good soil in sun or partial shade[18][10]. Succeeds in dense shade. Prefers a moist soil[16] but succeeds in dry soils and, once established, is drought tolerant[6]. Thrives in a bog garden[5]. Requires a well-drained soil containing some lime[1] and succeeds on pure chalk[10]. Established plants are tolerant of considerable neglect and can survive dense weed competition[K]. The evergreen leaves are not very hardy, being killed back by cold winds around -15°c[4], though the rootstock is much hardier and the plant soon recovers in spring. A good plant for woodland edges[12]. Plants often self-sow[208, K]. There are some named forms, selected for their ornamental value[6]. The crushed leaves emit a strong odour which, at a distance, resembles hot roast beef[16]. On closer acquaintance the scent becomes disagreeable[16]. Members of this genus are rarely if ever troubled by browsing deer or rabbits[10].

References

  1. F. Chittendon. RHS Dictionary of Plants plus Supplement. 1956 Oxford University Press 1951-00-00

  2. Polunin. O. Flowers of Europe - A Field Guide. Oxford University Press 1969-00-00 ISBN 0192176218

  3. Clapham, Tootin and Warburg. Flora of the British Isles. Cambridge University Press 1962-00-00

  4. Phillips. R. & Rix. M. Perennials Volumes 1 and 2. Pan Books 1991-00-00 ISBN 0-330-30936-9

  5. Brickell. C. The RHS Gardener's Encyclopedia of Plants and Flowers Dorling Kindersley Publishers Ltd. 1990-00-00 ISBN 0-86318-386-7

  6. Chatto. B. The Dry Garden. Dent 1982-00-00 ISBN 0460045512

  7. Royal Horticultural Society. Ground Cover Plants. Cassells. 1989-00-00 ISBN 0-304-31089-1

  8. Huxley. A. The New RHS Dictionary of Gardening. 1992. MacMillan Press 1992-00-00 ISBN 0-333-47494-5

  9. Thomas. G. S. Plants for Ground Cover J. M. Dent & Sons 1990-00-00 ISBN 0-460-12609-1

  10. Thomas. G. S. Perennial Garden Plants J. M. Dent & Sons, London. 1990-00-00 ISBN 0 460 86048 8

  11. Bown. D. Encyclopaedia of Herbs and their Uses. Dorling Kindersley, London. 1995-00-00 ISBN 0-7513-020-31

  12. Baines. C. Making a Wildlife Garden.

  13. Chopra. R. N., Nayar. S. L. and Chopra. I. C. Glossary of Indian Medicinal Plants (Including the Supplement). Council of Scientific and Industrial Research, New Delhi. 1986-00-00

  14. Phillips. R. & Foy. N. Herbs Pan Books Ltd. London. 1990-00-00 ISBN 0-330-30725-8

  15. Knight. F. P. Plants for Shade. Royal Horticultural Society. 1980-00-00 ISBN 0-900629-78-9

  16. Grieve. A Modern Herbal. Penguin 1984-00-00 ISBN 0-14-046-440-9

  17. Usher. G. A Dictionary of Plants Used by Man. Constable 1974-00-00 ISBN 0094579202

  18. Innes. C. The World of Iridaceae

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