Australian Tropical Rainforest Plants - Online edition

Ipomoea indica (Burm.) Merr.


Weed
Slender Vine
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Leaves and Flowers. © CSIRO
Leaves and Flowers. © CSIRO
Habit, leaves and flowers. © CSIRO
Leaves and Flowers. © CSIRO
Scale bar 10mm. © CSIRO
Family

Merrill, E.D. (1917) An Interpretation of Rumphius's Herbarium Amboinense : 445.

Common name

Blue Morning Glory; Common Morning Glory; Tall Morning-glory; Oceanblue Morning-glory; Blue Dawn Flower; Perennial Morning Glory; Purple-Flowered Bell Vine; Vine, Purple-Flowered Bell; Purple-Flowered Morning glory

Stem

A slender vine not exceeding a stem diameter of 2 cm.

Leaves

Leaf blades about 3-12 x 2.5-12 cm, petioles about 1-13 cm long. Both the upper and lower leaf blade surfaces, petioles and twigs clothed in pale prostrate hairs. Lateral veins about 7 or 8 on each side of the midrib.

Flowers

Flowers borne in a densely packed panicle on a peduncle about 10-20 cm long. Pedicels about 10-15 mm long, each with a leafy bract about 20-30 x 5 mm. Calyx lobes (sepals) lanceolate, about 25-30 x 5-12 mm. Inner sepals narrower than the outer. Corolla trumpet-shaped, about 45-50 x 50-60 mm, mauve to bluish-mauve in the upper portion while the tube is white or cream. Stamens attached to the lowermost one third of the tube. Staminal filaments about 35-40 mm long. Anthers about 5 mm long. Ovary about 1-1.5 x 1-1.5 mm, surrounded by a cream disk about 1 mm high. Ovary 3-locular with 2 ovules in each locule. Style about 13-15 mm long. Stigma 3-lobed.

Fruit

Features not available.

Seedlings

Features not available.

Distribution and Ecology

An introduced species with a pantropic distribution, now naturalised in NEQ, CEQ and southwards as far as coastal central New South Wales. Recorded from CYP. Altitudinal range in northern Australia from near sea level to 900 m. Usually grows as a weed of waste places but also occurs on rain forest margins.

Natural History & Notes

This species may have medicinal properties. (http://squid2.laughingsquid.net/hosts/herbweb.com /herbage/A13928.htm)

Synonyms
Convolvulus indicus Burm., Herb. Amboin. Auct. index Univ. sign. 2: (1755), Type: Molucca (Amboina).
RFK Code
2675
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