Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 9 of 9 for “"spring ephemeral"”.
-
Effects of temperature and pollinator availability on plant reproductive success in the Indiana spring ephemeral community
… <em>Anemone acutiloba</em>—members of the spring ephemeral community of deciduous forests in the eastern United States. This plant community is characterized by a brief 4 – 6 week reproductive period in the late winter and early spring, when the temperatures are rising but the tree canopy …
-
Pollination Ecology, Self-incompatibility and Genetic Diversity in the Herbaceous Eastern North American Spring Ephemeral, Erythronium americanum
… from this research reach far beyond a common spring ephemeral and may be applicable to the many species which share some of the characteristics with E. americanum.
-
Impacts of Deer and Honeysuckle on the Endangered Trillium Reliquum and Its Associated Plant Community
… plants. Trillium reliquum is an endangered spring ephemeral herb that is native to three states in the southeast. It is threatened by the encroachment of Japanese honeysuckle (Lonicera japonica) and white-tailed deer (Odocoileus virginianus) herbivory. I selected five sites in Georgia to …
-
Biology of the Rare Woodland Perennial Trillium Pusillum Micheaux (Liliaceae) in Southwest Missouri
Trillium pusillum is a perennial, woodland spring ephemeral that is being considered for listing as an endangered species. To support future efforts to preserve this species, basic ecological data were established for three populations in Missouri. I examined the stage structure of each …
-
Life History and Demography of Trillium ovatum Pursh. (Liliaceae)in Western Montana
Trillium ovatum is a long-lived, spring ephemeral that grows in moist forest habitats of the western United States. Extensive investigations of Trillium, including T. ovatum, have been accomplished, yet no prior studies of T. ovatum have been conducted at the eastern edge of its distribution in …
-
Life History and Demography of Trillium ovatum Pursh. (Liliaceae)in Western Montana
Trillium ovatum is a long-lived, spring ephemeral that grows in moist forest habitats of the western United States. Extensive investigations of Trillium, including T. ovatum, have been accomplished, yet no prior studies of T. ovatum have been conducted at the eastern edge of its distribution in …
-
The effects of clonal reproduction on population demography, genetic structure, and mating pattern of <i>Dicentra canadensis</i>
… <i>Dicentra canadensis</i>, a self-incompatible spring ephemeral herb pollinated by bumble bee queens (<i>Bombus</i> spp.). Demographic censuses were conducted over four years in three <i>D. canadensis</i> populations, one in a well-forested site and two in isolated forest remnants, to quantify …
-
Global change effects on ant-mediated seed dispersal
… and frequency. Our mesocosms contained a common spring ephemeral wildflower, Sanguinaria canadensis, and whole colonies of their mutualist seed disperser, Aphaenogaster rudis. This design allowed us to collect high-resolution data on how ants interacted with seeds under different climate change …
-
Developing Production Techniques and A Site Assessment Tool for Forest Farmed Ramps in Appalachia
… Aiton (ramps, aka wild leeks), a native spring ephemeral, is a cultural keystone species in Appalachia, a mountainous physiographic region encompassing 205,000 square miles of the eastern United States. People in Appalachia have long harvested ramps in the wild. However, growing demand …