a_lis/iStock/Getty Images Other common names for string of hearts (Ceropegia woodii, syn.Ceropegia linearis woodii,USDA zones 10 and 11) include chain of hearts, hearts on a string, sweetheart vine and rosary vine. Like the wax plant, it is in the milkweed family. Clusters offragrant, p...
Predators can also evolve chemical adaptations that allow them to overcome chemical defenses of their prey. For example, milkweed is a poisonous plant to almost all herbivores and omnivores. Monarch butterflies and caterpillars, however, eat only milkweed and have evolved to not be affected by the...
Check out our exclusive list of vanilla fragrance plantshere! 48. Joe-Pye Weed garden Botanical Name:Eutrochium purpureum USDA Zones:4-9 Joe-Pye Weed’s pink, fluffy clusters attract butterflies, making it a vital pollinator plant, while its height adds a bold, architectural presence to garden...
which are covered by hairlike structures, against the leaf. Larvae ofmonarch butterflies(Danaus plexippus) rely on a system of defense associated with their unique ability to feed onmilkweedplants (Asclepias). These plants producecompoundsknown ascardenolides, which are normally toxic to animals. ...
Classification of fruits structure major typesone carpeltwo or more carpels dry dehiscentfollicle—at maturity, the carpel splits down one side, usually the ventral suture; milkweed, columbine, peony, larkspur, marsh marigoldcapsule—from compound ovary, seeds shed in various ways—e.g., through...
Examples: butterfly bush (genus Buddleja), milkweed (genus Asclepias), and verbena (genera Verbena and Glandularia), and many members of the aster and orchid families. (Read Britannica’s essay “What’s the Difference Between Moths and Butterflies?”) Moth pollinationA white-lined sphinx moth...
Classification of fruits structure major typesone carpeltwo or more carpels dry dehiscentfollicle—at maturity, the carpel splits down one side, usually the ventral suture; milkweed, columbine, peony, larkspur, marsh marigoldcapsule—from compound ovary, seeds shed in various ways—e.g., through...
Plants may also profit from the forgetfulness and sloppy habits of certain nut-eating birds that cache part of their food but neglect to recover everything or that drop units on their way to a hiding place. Best known in this respect are thenutcrackers(Nucifraga), which feed largely on the...
have been collected by airplanes over the Pacific as much as 3,100 km (about 1,900 miles) from land. Plants regularly spread their seeds and spores by the action of the wind and water, often with morphologicaladaptationsto increase their potential range, as in the case of milkweed seeds....
A soil seed bank is the natural storage of seeds in or on the soil of many ecosystems, which serves as a repository for subsequent generations of plants. Given the variety of stresses that ecosystems experience, soil seed banks are often a crucial surviv