Results 1 to 10 of about 17,694 (204)

Context-dependency of monarch butterfly (Danaus plexippus) egg abundance on milkweeds (Asclepias). [PDF]

open access: yesPLoS ONE
North American monarch (Danaus plexippus) populations have experienced sharp declines. Loss of milkweed is among the major drivers of this decline.
Katie Harris   +5 more
doaj   +2 more sources

Phylogenomics Reveals Deep Divergences and Cryptic Species Within a Rare Sand‐Dwelling Milkweed, Asclepias tomentosa Elliott [PDF]

open access: yesEcology and Evolution
Integrative taxonomy incorporates multiple data types to delineate and describe species and discovers hidden biodiversity (i.e., ‘cryptic’ species) previously undetected when relying solely on morphology.
Daniel P. Duran   +4 more
doaj   +2 more sources

Aphid infestations reduce monarch butterfly colonization, herbivory, and growth on ornamental milkweed.

open access: yesPLoS ONE, 2023
Anthropogenic disturbance is driving global biodiversity loss, including the monarch butterfly (Danaus plexippus), a dietary specialist of milkweed. In response, ornamental milkweed plantings are increasingly common in urbanized landscapes, and recent ...
Bernadette M Mach   +3 more
doaj   +1 more source

Asclepias dynamics on US rangelands: implications for conservation of monarch butterflies and other insects

open access: yesEcosphere, 2022
The genesis of this study is in response to the United States (US) Fish and Wildlife Service (USFWS) listing of the monarch butterfly (Danaus plexippus plexippus) on 17 December 2020 in the US Federal Register as a candidate species under the Endangered ...
Kenneth E. Spaeth Jr   +4 more
doaj   +1 more source

Native mycorrhizal fungi improve milkweed growth, latex, and establishment while some commercial fungi may inhibit them

open access: yesEcosphere, 2022
Arbuscular mycorrhizal (AM) fungi are root symbionts that can facilitate plant growth and influence plant communities by altering plant interactions with herbivores.
Liz Koziol   +3 more
doaj   +1 more source

Study on Moisture Behavior Properties of Milkweed and Milkweed/Cotton Blended Sanitary Napkins

open access: yesJournal of Natural Fibers, 2022
Menstrual hygiene is one of the most important health-related aspects which must be given higher priority to overcome the menstrual cycle period of women.
C. Rajesh Kumar   +3 more
doaj   +1 more source

Her Majesty’s Desert Throne: The Ecology of Queen Butterfly Oviposition on Mojave Milkweed Host Plants

open access: yesInsects, 2020
Butterfly–host plant relationships can inform our understanding of ecological and trophic interactions that contribute to ecosystem function, resiliency, and services.
Steven M. Grodsky   +3 more
doaj   +1 more source

The Capability of Some Butterflies as Carriers of Common Milkweed Pollen [PDF]

open access: yes, 2017
The common milkweed, Asclepias syriaca L., is remarkably adapted for cross pollination by insects. Its pollen sacs (pollinia) are often found attached to the appendages of bees, wasps, butterflies, and other insects that visit milkweed for its nectar ...
Wilson, Louis F.
core   +3 more sources

Reduction in common milkweed (Asclepias syriaca) occurrence in Iowa cropland from 1999 to 2009 [PDF]

open access: yes, 2010
The role of common milkweed in the lifecycle of the monarch butterfly has increased interest in the presence of this weed in the north central United States.
Hartzler, Robert G.
core   +3 more sources

Use of Spotted Knapweed/Star Thistle (Asterales: Asteraceae) as the Primary Source of Nectar by Early Migrating Monarch Butterflies (Lepidoptera: Nymphalidae) from Beaver Island, Michigan [PDF]

open access: yes, 2019
Recent observations over the past decade suggest that the invasive star thistle (aka spotted knapweed (Centaurea stoebe L.) provides much of the nectar that supports monarch butterflies (Danaus plexippus) in their pre-migratory and early migratory flight
Douglas, Matthew M
core   +2 more sources

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