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Plant Sciences

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Eastern Illinois University

1993

Articles 1 - 22 of 22

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Avicennia Germinans (L.) Stearn, Steven R. Hill, D. Bradshaw, I. Renne Dec 1993

Avicennia Germinans (L.) Stearn, Steven R. Hill, D. Bradshaw, I. Renne

Specimens by Name

No abstract provided.


Corallorhiza Odontorhiza Nutt., John E. Ebinger Sep 1993

Corallorhiza Odontorhiza Nutt., John E. Ebinger

Specimens by Name

No abstract provided.


Verbena Urticifolia L., John E. Ebinger Aug 1993

Verbena Urticifolia L., John E. Ebinger

Specimens by Name

No abstract provided.


Portulaca Halimoides L., John E. Ebinger Aug 1993

Portulaca Halimoides L., John E. Ebinger

Specimens by Name

No abstract provided.


Lantana Involucrata L., John E. Ebinger Aug 1993

Lantana Involucrata L., John E. Ebinger

Specimens by Name

No abstract provided.


Lantana Camara L., John E. Ebinger Aug 1993

Lantana Camara L., John E. Ebinger

Specimens by Name

No abstract provided.


Parthenocissus Vitacea (Knerr) A.S. Hitchc., Gordon C. Tucker Jul 1993

Parthenocissus Vitacea (Knerr) A.S. Hitchc., Gordon C. Tucker

Specimens by Name

No abstract provided.


Viola Sagittata Ait., John E. Ebinger Jun 1993

Viola Sagittata Ait., John E. Ebinger

Specimens by Name

No abstract provided.


Acer Griseum (Franch.) Pax, John E. Ebinger Jun 1993

Acer Griseum (Franch.) Pax, John E. Ebinger

Specimens by Name

No abstract provided.


Phemeranthus Rugospermus (Holz.) Kiger, John E. Ebinger Jun 1993

Phemeranthus Rugospermus (Holz.) Kiger, John E. Ebinger

Specimens by Name

No abstract provided.


Syringa Reticulata (Blume) H. Hara, John E. E. Ebinger Jun 1993

Syringa Reticulata (Blume) H. Hara, John E. E. Ebinger

Specimens by Name

No abstract provided.


Viola Rostrata Pursh, Gordon C. Tucker May 1993

Viola Rostrata Pursh, Gordon C. Tucker

Specimens by Name

No abstract provided.


Dodecatheon Meadia L., John E. Ebinger May 1993

Dodecatheon Meadia L., John E. Ebinger

Specimens by Name

No abstract provided.


Morus Alba L., Paul D. Sorensen May 1993

Morus Alba L., Paul D. Sorensen

Specimens by Name

No abstract provided.


Viola Conspersa Rchb., J. G. Barbour, J. Focht, Gordon C. Tucker May 1993

Viola Conspersa Rchb., J. G. Barbour, J. Focht, Gordon C. Tucker

Specimens by Name

No abstract provided.


Myrica Cerifera L., T. Harrison Mar 1993

Myrica Cerifera L., T. Harrison

Specimens by Name

No abstract provided.


Bumelia Celastrina Kunth, Margaret M. Hall Mar 1993

Bumelia Celastrina Kunth, Margaret M. Hall

Specimens by Name

No abstract provided.


Corticolous Bryophytes Of East-Central Illinois, R. Korkut Canayakin Jan 1993

Corticolous Bryophytes Of East-Central Illinois, R. Korkut Canayakin

Masters Theses

Among the numerous factors that influence epiphytic corticolous bryophytes, inclination, "raintracks", aspect, and phorophyte seem to play important role.

In order to determine the effects of these factors, 203 forest trees located in five sites has been examined. The results were arranged in tables and charted.


Lichen Communities On White Oaks In East-Central Illinois, Michael R. Thon Jan 1993

Lichen Communities On White Oaks In East-Central Illinois, Michael R. Thon

Masters Theses

This study was conducted as a survey of epiphytic lichen communities occurring on white oak trees at Walnut Point State Park (Douglas Co.) and Fox Ridge State Park (Coles Co.). Using a system of cover classes to estimate lichen cover, quantitative data on the distribution and abundance of epiphytic lichens was obtained. These data were used to calculate summary statistics of each community including total cover, species richness, and Shannon diversity. A total of ten taxa representing six genera were found. The foliose lichen Physcia millegrana had the highest cover in the open canopy habitats while all other taxa had …


The Effects Of Turf Compression On Plants Growth Regulator Efficacy, William Lyle Petersen Jan 1993

The Effects Of Turf Compression On Plants Growth Regulator Efficacy, William Lyle Petersen

Masters Theses

A 150kg lawn roller was used in combination with various Plant Growth Regulators (PGR) (Embark & Event, Event & Oust, Embark & Oust, Escort & Oust, Telar & Oust, Event & Balan, Oust & Balan, and Balan) to evaluate its affects on the growth rate of rough turf at the Coles County Airport. The rolled plots were evaluated for height, reduction of seedheads, phytotoxicity, and weed control. Rolling was of no significance to treated or untreated turf. PGR combinations containing Oust were significantly better at reducing turf height than combinations lacking Oust. PGR combinations lacking Oust discolored turf significantly less …


Breeding Systems In Spiranthes Magnicamporum Sheviak, Christopher D. Loyet Jan 1993

Breeding Systems In Spiranthes Magnicamporum Sheviak, Christopher D. Loyet

Masters Theses

A study of the ecology, breeding systems, and pollinators of Spiranthes magnicamporum Sheviak was undertaken in fall 1992. An initial survey of three glacial drift hill prairies revealed sexual activity in this species via removed pollinia. Two hill prairie populations were used for pollination study. In each population, five individuals were randomly selected and crossed using autogamic, geitonogamic, and xenogamic methods. In addition, ten individuals were fitted with pollinator-exclusion bags. After capsule formation, all plants were harvested. They were examined in the lab for general morphology, the presence or absence of embryo formation, and the prescence of sexual or asexual …


Vegetation And Tree Survival In A Savanna Restoration Project, Vermilion County, Illinois, Mary Claire Hruska Jan 1993

Vegetation And Tree Survival In A Savanna Restoration Project, Vermilion County, Illinois, Mary Claire Hruska

Masters Theses

This study involved pre-burn and post-burn inventories of herbaceous and woody vegetation, a post-burn tree survival survey, the development and implementation of a management plan for the savanna restoration site and the development of general guidelines for savanna restoration. An herbarium collection was made, 242 species representing 64 families were found on the site.

There were several significant changes in the density and frequency of vegetation after the burn. The following herbaceous species increased significantly in frequency: Agalinis tenuifolia (Vahl.) Raf, Ambrosia artemisiifolia L., Carex spp., Cassia fasciculata Michx., Desmodium glabellum (Michx.) DC., Dichanthelium acuminatum (Sw.) Gould & Clark var. …