CLIDEMIA HIRTA PDF

CLIDEMIA HIRTA PDF

Clidemia hirta is a densely-branching shrub that usually grows from 50 – cm tall, often forming impenetrable stands, especially if growing in good soils[. Leaf and flower, Clidemia hirta (Kostner’s curse); opposite leaves (up to 15 cm long x 8 cm wide) have prominent veins and are dark green. Plant Morphology: Growth Form: Perennial shrub. Foliage: Glossy, deeply veined leaves are ovate to oblong with crenate leaf margin (leaf edge lined with.

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The seed coat is highly reticulate. For example, in both Hawaii and Fiji, ca 30 years elapsed between the first sighting of the species and the time that it was recognised as a clideia problem Wester and Woodin Peters American Journal of Botany, 91 8: Environmental Impact Top of page Under heavy infestations of C.

From Wikipedia, the free encyclopedia. Community-based efforts to control Koster’s curse in Julatten are coordinated by the. Global Invasive Species Programme: Austral Ecology, 31, Pritchardia napaliensis loulu palm.

Clidemia hirta (L.) | Species | WIKTROP Portal V

Best supported on Google Chrome, Firefox 3. They are oval i. The flowers are arranged in small clusters at the tips of the branches. In New South Wales Australia, there is a hotline number for citizens to call and report any noticed occurrences of the plant.

A weed with low to medium harmfulness, except when present in large clidekia in the sugar cane fields. Dicotyledonae Summary of Invasiveness C. Guide to the naturalized and invasive plants of Eastern Africa, [ed. Federal Register76 Flowering and fruiting occur throughout the year with prolific production of seeds Peters Platanthera holochila no common name.

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Invasive Species Specialist Group.

In order to keep the weed out of an area the primary management objective should be to minimise and prevent disturbance Smith Undated. Prolific in high rainfall areas, slow growing and poor fruiting in dry areas or dense shade. The leaves also have a somewhat wrinkled i. Ornamental plants are used for decorative purposes, such as gardens and houseplants. In other areas O’ahu, Moloka’i and the Nounou and Na Pali Coast invasions on Kaua’i invasions were observed along forest trails first suggesting that hikers were responsible.

Factsheet – Clidemia hirta (Koster’s Curse)

Clidemia hirta Invasion at the Pasoh Forest Reserve: US Fish and Wildlife Service, d. The editors are not aware of records of the presence of this species in Uganda, though this does not necessarily mean that it is absent from the country.

Hand pulling of seedlings and digging up mature plants, inclusive of roots, is possible. A leaf spot fungus, Colletotrichum gloeosporioides f. Biological control of weeds. This species prefers humid tropical climates and may invade both disturbed and undisturbed habitats. Rio de Janeiro, Brazil: Hawaiian Ecosystems at Risk Project. International Yirta of Tropical Forestry.

Clidemia hirta

Missouri Botanical Garden, ; Graveson, Continental rain forest fragments in Singapore resist invasion by exotic plants. Reproductive Biology A mature plant can produce over blue-black berries mm long per year, each containing over seeds 0. Over the past four decades extensive searches of biological control agents have been made to control C.

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Waterhouse, ; PIER, In the Mascarene it is dispersed by the introduced bird Pycnonotus jocosus Clergeau and Mandon-Dalger, A year study of changes in forest vegetation on Silhouette island, Seychelles. Catalogue of the Seed Plants of the West Indies.

Weeds of Australia – Biosecurity Queensland Edition Fact Sheet

Adams, ; Missouri Botanical Garden, US Fish and Wildlife Service, In the s and s it was accidentally introduced to five other Hawaiian islands Smith, In Hawaii all new instances of C. Seed banks in the forest soils.

This database compiles information on alien species from British Overseas Territories. Koster’s curse Clidemia hirta has only recently become naturalised in Australia and is only known from a small area in northern Queensland, near the town of Julatten. The younger stems are rounded and are covered in large, stiff, brown or reddish-colored hairs they are strigose. By the late s it had invaded all suitable habitats covering overhectares. US Fish and Wildlife Service, a. Its invasion into Hawaiian forests is clideima aided by a release from these herbivores and pathogens DeWalt Denslow and Ickes