Family Araceae Genus Arum are tuberous perennials with simple, arrow-head shaped leaves and tiny flowers hidden, at the base of a yellow or purple, club-shaped spadix, within a showy, hood-like spathe, and followed by red berries Medicinal use of Arum italicum: None known Known hazards of Arum italicum: The plant contains calcium oxylate crystals. [16], A. italicum generally has a chromosome count of 2n = 84, except that a few subspecies (such as ssp. Index synonymique de la flore d'Afrique du nord 1: 1-455. Arum italicum (Italian Arum) is a tuberous perennial with attractive flowers reminiscent of Arisaema tryphyllum (Jack-in-the-Pulpit). This arum "came with the house" and I loved it, at first, for those totally cool-looking flowering stalks of bright green "hominy." Italian Arum (Arum italicum) – Class C Non-Regulated Noxious Weed in King County, WashingtonI first learned to fear Italian arum in the late 1990’s. 1975. Where is this species invasive in the US. My yard is very shady and the soil is mostly clay-like. Arum maculatum is native to Britain. Appearing in the spring, each flower consists of a large greenish-yellow spathe with a yellow spadix and gives way to showy spikes of glistening, bright orange-red berries in summer. Plant tubers 10-15cm deep in autumn or spring in moist but well-drained, humus-rich soil. [2] It is cultivated as an ornamental plant for traditional and woodland shade gardens. Arum italicum, sometimes commonly called Italian arum, is a stemless woodland species native to Europe. Altervista Flora Italiana, Pan di serpe, Large Cuckoo Pint, Italian Lords And Ladies, gouet d' Italie, flor de la primavera, jarro-dos-campos, Biota of North America Program, 2013 county distribution map, National Park Service, Exotic Plant Management Team, Wilhelm Pfeffer, The Physiology of Plants: A Treatise Upon the Metabolism and ..., Volume 3, Missouri Botanical Garden - Kemper Center for Home Gardening, https://en.wikipedia.org/w/index.php?title=Arum_italicum&oldid=994045508, Short description is different from Wikidata, Articles with unsourced statements from July 2020, Creative Commons Attribution-ShareAlike License, This page was last edited on 13 December 2020, at 20:56. [11], Arum italicum can be invasive in some areas. Leathery green arrowhead leaves, with white marbling, appear in the fall. Italian Arum, Arum italicum is an interesting perennial for the shade garden. Cooperative Extension, which staffs local offices in all 100 counties and with the Eastern Band of Cherokee Indians. I love this plant and wish it were invasive in my yard. I keep an organic garden, so all I do is dig it up and discard. These unique plants are known for their arrow-shaped leaves and flower-like spathe and spadix. albispathum have 2n = 56). It blooms in spring with white flowers that turn to showy red fruit. New leaves emerge in autumn and remain evergreen in warm winter climates but die back in cold winter climates such as St. Louis where they emerge again in early spring. Arrowhead-shaped, long-petioled, glossy grayish-green leaves with pale green midribs are 8-12" long. Gallery. Arum italicum (Italian arum) will reach a height of 0.3m and a spread of 0.15m after 2-5 years. Arum italicum -- commonly known as Italian arium -- produces deep green leaves that persist through winter but go dormant in the summer. Not reliably winter hardy throughout USDA Zone 5 where it should be planted in a protected location. Growing Arum italicum (Italian Arum) Latin Name Pronunciation: air'-um. Dobignard, D. & Chatelain, C. (2010). In, Kew World Checklist of Selected Plant Families. It has distinctive pale veins on the leaves. After bloom, the leaves and spathe die back leaving only the thick spadix which develops attractive, bright orange-red berries in summer. Wetland Status. The Board of Trustees of the Royal Botanic Gardens, Kew. Interpreting Wetland Status. [1][3][4][5][6][7], It grows 30–46 cm (1–1.5 ft) high, with equal spread. In all climates, foliage goes dormant in summer. I've lived in my little lakeside cottage on the shoreline of Lake Erie in Cleveland, Ohio for 23 years. Arum italicum is a species of flowering herbaceous perennial plant in the family Araceae, also known as Italian arum and Italian lords-and-ladies. Arum italicum Fruit: Arum italicum ^Top of Page. Sometimes I thought I was being successful, but I think I am losing. [14][15], Leaves, fruits and rhizomes contain compounds that make them poisonous. World Checklist and Bibliography of Araceae (and Acoraceae): 1-560. It is also naturalized in Great Britain, the Netherlands, Crimea, Caucasus, Canary Islands, Madeira, Azores, Argentina and in scattered locations in the United States. Arums are deer-resistant and easy to grow in a range of soils and moisture levels, although part sun and well-drained soils are best. [13], In 1778, Lamarck noticed that the inflorescence of this plant produces heat. Italian arum, also known as lords-and-ladies or orange candleflower, is an invasive species in the Portland area.It’s originally from Europe and is on the list of Early Detection Rapid Response plants. Cultivation. More than one plant every 15 years would be a delight. 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