Ipomoea microsepala

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Ipomoea microsepala
Systematics
Asterids
Euasterids I
Order : Nightshade (Solanales)
Family : Bindweed family (Convolvulaceae)
Genre : Morning glories ( ipomoea )
Type : Ipomoea microsepala
Scientific name
Ipomoea microsepala
Benth.

Ipomoea microsepala is a plant type from the genus of Morningglory ( Ipomoea ) from the family of wind plants (Convolvulaceae). The species is common in Mexico and Guatemala .

description

Ipomoea microsepala is a small, slender, herbaceous climber that grows over other shrubs . The stems are hairy sparsely bristly with protruding trichomes , but can also be hairless. In the lower part of the plant the leaves have long stalks , further up the petioles are very short. The leaf blade is hairless or almost hairless, broadly ovate, usually 3 to 6 cm long, pointed to blunt and deeply heart-shaped at the base. The leaf margin is entire.

The inflorescences are little-flowered, axillary cymes on long, almost thread- shaped inflorescence stalks that protrude over the leaves. The flower stalks are almost thread- shaped and usually shorter than 1 cm. The sepals are almost the same shape, 2 mm long, 1 mm wide, elongated, blunt and die off. The crown is bright yellow and 2 to 2.5 cm long.

The fruit is an almost spherical capsule , the seeds are densely tomentose with short trichomes .

distribution

The species is native to Guatemala and the west and south of Mexico and is found there in wet to dry, occasionally rocky thickets below 1,600 m.

Systematics

Within the genus of Morningglory ( Ipomoea ), the species is in the section Microsepalae in the subgenus Quamoclit arranged.

supporting documents

literature

  • Paul C. Standley, Louis O. Williams : Convolvulaceae . In: Paul C. Standley, Louis O. Williams, and Dorothy N. Gibsons (Eds.): Flora of Guatemala , Fieldiana: Botany, Part IX, Nos. 1-4, 1970-1973.

Individual evidence

  1. ^ Daniel F. Austin and Zosimo Huaman: A Synopsis of Ipomoea (Convolvulaceae) in the Americas ( Memento of September 6, 2009 in the Internet Archive ) . In: Taxon , Volume 45, Number 1, February 1996. Pages 3-38.