Madagascar periwinkle


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Related to Madagascar periwinkle: Madagascan periwinkle

Madagascar periwinkle

n.
A low-growing perennial plant (Catharanthus roseus) native to Madagascar, having pink or white flowers and cultivated as a groundcover and as a source of alkaloids used to treat diabetes, cancer, and other diseases. Also called rosy periwinkle.

Madagascar periwinkle

Herbal medicine
A subtropical plant that contains two anticancer alkaloids, vinblastine and vincristine; it has been used as a herb to treat stings and bleeding, and as a gargle for sore throat and respiratory complaints.
References in periodicals archive ?
As early in the month as possible, set out cockscomb, firebush, globe amaranth, Madagascar periwinkle, portulaca, purslane, salvia, and zinnia.
Bedding or wax begonias, heliotrope, impatiens, and Madagascar periwinkle can be moved indoors and grown as house plants over the winter.
For sunny spots, choose from cosmos, garden verbena, globe amaranth, Madagascar periwinkle (Catharanthus), marigolds, portulaca, gentian sage, 'Victoria' mealycup sage, scarlet sage, sunflower, and zinnias.
When they start looking ragged, pull them out and replant beds and containers with heat-loving annuals such as gazania, globe amaranth, gloriosa daisy, Madagascar periwinkle, marigold, petunia, portulaca, sunflower, and zinnia.
Zones 7-9, 14-17: Set out sixpacks or 4-inch plants of ageratum, coreopsis, dahlia, gaillardia, globe amaranth, impatiens, lobelia, Madagascar periwinkle (vinca), marigold, nicotiana, penstemon, perennial statice, petunia, phlox, portulaca, salvia, sanvitalia, sunflower, sweet alyssum, torenia, verbena, and zinnia.
One rainforest plant, the Madagascar Periwinkle (now extinct in the wild), increases the survival rate of children with leukemia from 20% to 80%.