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Fire History of a Post Oak (Quercus stellata Wang.) Woodland in Hamilton County, Illinois
Abstract Cross-sections of 36 post oaks (Quercus stellata Wang.) were examined to determine the fire history of a post oak woodland in Hamilton County, Illinois. The 226-year tree ring recordExpand
Juglans nigra L.
Lonicera japonica Thunb.
Control of autumn olive (Elaeagnus umbellata Thunb.) at Beall Woods Nature Preserve, Illinois, USA.
Today a common exotic shrub of the northeastern United States, autumn olive was widely planted to provide food and cover for wildlife and was not expected to escape from cultivation during the 1960s. Expand
Two Closed-canopy Barren Plant Communities in East-central Illinois
Abstract Pre-settlement barrens of Illinois were fire-maintained communities with an open tree canopy and a grass-dominated ground layer. Found on rolling topography, they were commonly underlain byExpand
Vegetation of a successional prairie at Prairie Ridge State Natural Area, Jasper County, Illinois.
The vascular flora of a 12 ha successional prairie in Jasper County, Illinois was studied during the growing season of 1996 and Andropogon gerardii (big bluestem) had the highest IV. Expand
White Poplar (Populus alba L.)
Revisiting dogwood anthracnose in Illinois
Dogwood anthracnose was first discovered in Illinois in 1995 at Dean Hills Nature Preserve and though not extirpated, flowering dogwood has not recovered from the initial infection, when 3475 healthy stems/ha were encountered. Expand
Barrens and the Forest-Prairie Interface in Presettlement Crawford County, Illinois
The extent of forest, savanna, barrens, and prairie vegetation of Crawford County, Illinois, was mapped using the General Land Office survey notes of 1804-1821. Forest vegetation was the most exten-Expand
Dalea purpurea Vent.