Overview

Comprehensive Description

Miscellaneous Details

"Notes: Degraded deciduous forests, also in the plains"
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Brief

Flowering class: Dicot Habit: Climber
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Distribution

"Kerala: Alapuzha, Kannur, Kasaragod, Kottayam, Kozhikode, Malapuram, Palakkad, Pathanamthitta, Thrissur Tamil Nadu: All districts"
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"
Global Distribution

Paleotropics

Indian distribution

State - Kerala, District/s: Palakkad, Kottayam, Alappuzha, Kasaragode, Idukki, Pathanamthitta, Malappuram, Kannur, Kozhikkode, Thrissur

"
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"Occasional on thickets by banks of rivers, and dams from plains to 400m. Old world tropics."
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Fujian, Guangdong, Guangxi, Hainan, Jiangxi, Taiwan, Yunnan [?Bangladesh, Cambodia, India, Indonesia, Japan (Ogasawara and Ryukyu Islands), Laos, Malaysia, Myanmar, Nepal, New Guinea, Pakistan, Philippines, Sri Lanka, Thailand, Vietnam; Africa, N Australia, Pacific Islands]
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Old World tropics.
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Physical Description

Morphology

"
Flower

Solitary, rarely cymose; yellowish with a purple throat. Flowering from December-January.

Fruit

A globose capsule, epicarp thin, irregularly dehiscent; seeds pubescent. Fruiting January onwards.

Field tips

Stamens glandular hairy below.

Leaf Arrangement

Alternate distichous

Leaf Type

Simple-3-lobed

Leaf Shape

Cordiform

Leaf Apex

Acuminate

Leaf Base

Cordate

Leaf Margin

Entire-crenate

"
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Elevation Range

200 m
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Description

Herbs, twining or prostrate; axial parts often minutely tuberculate. Stems glabrous or sparsely hirsute, rooting at nodes. Petiole 0.5-5 cm, glabrous or pubescent; leaf blade cordate-ovate, 1.5-7.5 X 1-5 cm, subglabrous to sparsely puberulent, base cordate or broadly cordate, margin entire, irregularly crenate, or 3-lobed. Inflorescences (1-) or few to many flowered, umbelliform, cymose in fruit; peduncle (0.3-)0.8-5 cm, thicker than petiole; bracts early deciduous, narrowly obovate. Pedicel 2-5 mm. Sepals broadly obovate to spatulate or oblong, reflexed in fruit, unequal; outer 2 sepals 3.5-4 mm; inner 3 ca. 5 mm, glabrous, apex emarginate and distinctly mucronate, mucro directed outward. Corolla yellow, campanulate, 6-10 mm, outside glabrous, inside villous basally. Stamens ca. as long as corolla; filaments sparsely villous basally. Ovary globose, glabrous; stigma globose. Capsule depressed globose or broadly conical, 5-6 mm, reticulate (but not coarsely) wrinkled. Seeds trigonous-globose, 2.5-3.5 mm, puberulent to glabrous or woolly along angles and at hilum. 2n = 30*.
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Diagnostic Description

Diagnostic

"Prostrate or twining herbs; stem often warty. Leaves 2-4 x 1.5-3 cm, ovate, rarely 3-lobed, base cordate, apex acuminate-apiculate, glabrous or sparsely pubescent; petiole 1-2 cm long. Cymes many-flowered, axillary; peduncle 2-4 cm long. Sepals unequal, obovate, notched and mucronulate, outer c. 3 mm long, inner c. 4 mm long. Corolla yellow, campanulate, c. 1.3 cm across. Capsule c. 5 mm long, obconical, slightly 4-lobed. Seeds black, glabrous or puberulent."
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Diagnostic

"Habit: A profusely branched twiner, to 5m."
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Diagnostic

Habit: Climbing Herb
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Synonym

Evolvulus hederaceus N. L. Burman, Fl. Indica 77. t. 30, f. 2. 1768; Convolvulus acetosellifolius Desrousseaux; C. chryseides (Ker Gawler) Sprengel; C. dentatus Vahl; C. flavus Willdenow; C. lapathifolius Sprengel; Ipomoea acetosellifolia (Desrousseaux) Choisy; I. chryseides Ker Gawler; I. dentata (Vahl) Roemer & Schultes; I. subtriflora Zollinger & Moritzi; Lepistemon glaber Handel-Mazzetti; L. muricatum Spanoghe; Merremia chryseides (Ker Gawler) H. Hallier; M. convolvulacea Dennstedt ex H. Hallier.
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Ecology

Habitat

General Habitat

"Degraded forests and along bushes and thickets, also in the plains"
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Scrub, grassy roadsides in tropical areas; 100-800 m.
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Life History and Behavior

Cyclicity

Flowering and fruiting: October-January
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Notes

Comments

Used medicinally for treating acute tonsillitis.
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