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Articles 7441 - 7470 of 10759

Full-Text Articles in Botany

The Effects Of Seed Size And Maternal Origin On The Distribution Of Individual Plant Size In Ludwigia Leptocarpa (Onagraceae), Rebecca W. Dolan Oct 1984

The Effects Of Seed Size And Maternal Origin On The Distribution Of Individual Plant Size In Ludwigia Leptocarpa (Onagraceae), Rebecca W. Dolan

Scholarship and Professional Work - LAS

Seed size is normally distributed for many annual species, while mature plant size is frequently positively skewed. A study was conducted to determine the influence of seed size and the role of genetic differences in determining relative seedling size for Ludwigia leptocarpa. Seed size had a significant effect on percentage germination and time of seed germination but no effect on dry weight or leaf area of seedlings. Seed size and spacing had a significant effect on seedling dry weight for plants grown under competition, while relative day of emergence had no effect. Familial (genetic) differences were found in average seed …


Wood Anatomy And Relationships Of Neowawraea (Euphorbiaceae), W. John Hayden, Dorthe S. Brandt Oct 1984

Wood Anatomy And Relationships Of Neowawraea (Euphorbiaceae), W. John Hayden, Dorthe S. Brandt

Biology Faculty Publications

Wood anatomy of three specimens of Neowawraea phyllanthoides Rock, a rare and endangered member of Euphorbiaceae endemic to the Hawaiian Islands, is described and compared with woods of other genera of subfamily Phyllanthoideae. Neowawraea has often been associated or synonymized with Drypetes Vahl. Wood of Neowawraea is diffuse porous, perforation plates are simple, imperforate tracheary elements are thin-walled septate fiber-tracheids, rays are heterocellular and crystalliferous, and axial xylem parenchyma is restricted to a few scanty paratracheal and terminal cells. In several respects these results differ from earlier published descriptions of the wood of this taxon; these earlier descriptions are shown …


Samolus Valerandi L., John E. Ebinger Sep 1984

Samolus Valerandi L., John E. Ebinger

Specimens by Name

No abstract provided.


Fraxinus Quadrangulata Michx., John E. E. Ebinger Sep 1984

Fraxinus Quadrangulata Michx., John E. E. Ebinger

Specimens by Name

No abstract provided.


Spiranthes Gracilis (Bigelow) Beck, John E. Ebinger Sep 1984

Spiranthes Gracilis (Bigelow) Beck, John E. Ebinger

Specimens by Name

No abstract provided.


Acer Negundo L., John E. Ebinger Sep 1984

Acer Negundo L., John E. Ebinger

Specimens by Name

No abstract provided.


Phyla Lanceolata (Michx.) Greene, John E. Ebinger Sep 1984

Phyla Lanceolata (Michx.) Greene, John E. Ebinger

Specimens by Name

No abstract provided.


Samolus Parviflorus Raf., John E. Ebinger Sep 1984

Samolus Parviflorus Raf., John E. Ebinger

Specimens by Name

No abstract provided.


Ua66/6 Brigadoon Nature Preserve Survey Phase I, Wayne Mason, Jeff Jenkins, Kenneth Nicely, Herbert Shadowen Sep 1984

Ua66/6 Brigadoon Nature Preserve Survey Phase I, Wayne Mason, Jeff Jenkins, Kenneth Nicely, Herbert Shadowen

WKU Administration Documents

A preliminary report of an ongoing survey on the mammals, birds, vascular plants, and fungi that have been recorded at the Brigadoon Nature Preserve from November, 1983 - September, 1984.


The Prairie Naturalist Volume 16, No. 3. September 1984 Sep 1984

The Prairie Naturalist Volume 16, No. 3. September 1984

The Prairie Naturalist

Paul B. Kannowski, Editor

Nikki R. Seabloom, Assistant Editor

Douglas H. Johnson, Book Review Editor

TABLE OF CONTENTS

GRASSLAND HABITAT MANAGEMENT USING PRESCRIBED BURNING IN WIND CAVE NATIONAL PARK, SOUTH DAKOTA ▪ J. D. Forde, N. F. Sloan and D. A. Shown

BODY TEMPERATURES AND BEHAVIORAL ACTIVITIES OF HIBERNATING

PRAIRIE RATTLESNAKES, Crotalus viridis, IN ARTIFICIAL DENS ▪ K. R. Marion and O. J. Sexton

NEW VASCULAR PLANT RECORDS FOR NORTH DAKOTA ▪ D. T. Disrud, W. T. Barker and R. H. Warner

CHRISTMAS BIRD COUNTS FOR NORTH DAKOTA - 1983 ▪ R. N. Randall

COMPARISON OF PLANKTON POPULATIONS IN THREE …


Corallorhiza Odontorhiza Nutt., John E. Ebinger Aug 1984

Corallorhiza Odontorhiza Nutt., John E. Ebinger

Specimens by Name

No abstract provided.


Verbena Urticifolia L., John E. Ebinger Aug 1984

Verbena Urticifolia L., John E. Ebinger

Specimens by Name

No abstract provided.


Verbena Hastata L., John E. Ebinger Aug 1984

Verbena Hastata L., John E. Ebinger

Specimens by Name

No abstract provided.


Phyla Lanceolata (Michx.) Greene, John E. Ebinger Aug 1984

Phyla Lanceolata (Michx.) Greene, John E. Ebinger

Specimens by Name

No abstract provided.


Acer Glabrum Torr., T.J. Delendick, Mark A. Wetter Aug 1984

Acer Glabrum Torr., T.J. Delendick, Mark A. Wetter

Specimens by Name

No abstract provided.


An Evaluation Of Naturally Occurring Populations Of Magnolia Tripetala L. In Indiana, Kemuel S. Badger Aug 1984

An Evaluation Of Naturally Occurring Populations Of Magnolia Tripetala L. In Indiana, Kemuel S. Badger

All-Inclusive List of Electronic Theses and Dissertations

Magnolia tripetala L. occurs in Indiana as a disjunct from the Appalachian mountains populations. Currently, the known distribution of ~· tripetala in Indiana is confined to seven sites in Crawford County. The current status of ~· tripetala and the surrounding plant community was evaluated to aid in the future study, protection and management of this species, which is endangered in Indiana. Systematic random sampling of the tree stratum was done with belt transects. The sapling and seeding strata were sampled with subplots, placed along the belt transects. Permanent plots were established to enable future monitoring of what is currently prime …


Mule Deer Passage Beneath An Overland Coal Conveyer, Charles L. Greenwood, Larry B. Dalton Jul 1984

Mule Deer Passage Beneath An Overland Coal Conveyer, Charles L. Greenwood, Larry B. Dalton

Great Basin Naturalist

Presently, information pertaining to migration and daily movement patterns of big game in relation to overland conveyors or large diameter pipelines is sparse. A literature review showed that moose (Alces alces), caribou (Rangifer tarandus granti), reindeer, and dall sheep (Ovis dalli dalli) will pass beneath or over large diameter pipeline systems. But no information was found relative to big game crossing coal conveyor systems. Mule deer (Odocoileus hemionus) passage beneath an overland coal conveyor in Carbon County, Utah, was studied during spring 1981. Deer avoided crossing at underpass opportunities where the clearance …


Myrica Cerifera L., John E. Ebinger Jun 1984

Myrica Cerifera L., John E. Ebinger

Specimens by Name

No abstract provided.


Viola Pallens (Banks Ex Ging) Brainerd, John E. Ebinger Jun 1984

Viola Pallens (Banks Ex Ging) Brainerd, John E. Ebinger

Specimens by Name

No abstract provided.


Lysimachia Quadrifolia L., John E. Ebinger Jun 1984

Lysimachia Quadrifolia L., John E. Ebinger

Specimens by Name

No abstract provided.


The Prairie Naturalist Volume 16, No. 2. June 1984 Jun 1984

The Prairie Naturalist Volume 16, No. 2. June 1984

The Prairie Naturalist

Paul B. Kannowski, Editor

Nikki R. Sea bloom , Assistant Editor

Douglas H. Johnson, Book Review Editor

TABLE OF CONTENTS

AUTUMN WEIGHTS OF PLAINS SHARP-TAILED GROUSE IN MONTANA ▪ J. E. Swenson and R. L. Eng

VEGETATION PROFILE AND GRASSLAND BIRD RESPONSE TO SPRING BURNING ▪ G. E. Huber and A. A. Steuter

WETLAND PRESERVATION CONFLICTS IN NORTH DAKOTA: ECONOMIC INCENTIVES AND LANDOWNER ATTITUDES ▪ R. D. Saylor, R. A. Stromstad and M. E. Winger

COLLEMBOLA OF SOUTHWESTERN NORTH DAKOTA: SPECIES COMPOSITION AND HABITAT DISTRIBUTION ▪ B. L. Benner and P. B. Kannowski

NEW RECORDS OF EARTHWORMS FROM KANSAS (Oligochaeta: …


Viola Rafinesquii Greene, John E. Ebinger May 1984

Viola Rafinesquii Greene, John E. Ebinger

Specimens by Name

No abstract provided.


Viola Striata Aiton, John E. Ebinger May 1984

Viola Striata Aiton, John E. Ebinger

Specimens by Name

No abstract provided.


Viola Pratincola Greene, John E. Ebinger May 1984

Viola Pratincola Greene, John E. Ebinger

Specimens by Name

No abstract provided.


Acer Rubrum Wats., Brian Nyberg May 1984

Acer Rubrum Wats., Brian Nyberg

Specimens by Name

No abstract provided.


Phenotypic Differences In Populations Of Euonymus Americanus L. From The Central United States & Autecological Studies Of This Species In A Deciduous Forest Of Kentucky, Paul Bayer May 1984

Phenotypic Differences In Populations Of Euonymus Americanus L. From The Central United States & Autecological Studies Of This Species In A Deciduous Forest Of Kentucky, Paul Bayer

Masters Theses & Specialist Projects

The concentrations of sodium and potassium in the leaves of Euonymus americanus collected from a relict hardwood forest during a four month period showed a possible winter conditioning pattern. Seeds collected from this same relict stand would not germinate, even though they were subjected to a wide variety of germination experiments. Phenotypic differentiation in fully developed leaves was not found; however, differences related to the length of the growing season were noted. Autecological studies of Euonymus americanus should be continued to investigate the role of this plant in relict hardwood stands.


Distribution Of The Shoshone Scuplin (Cottus Greenei: Cottidae) In The Hagerman Valley Of South Central Idaho, Richard L. Wallace, J. S. Griffith Jr., D. M. Daley, Patrick J. Connolly, G. B. Beckham Apr 1984

Distribution Of The Shoshone Scuplin (Cottus Greenei: Cottidae) In The Hagerman Valley Of South Central Idaho, Richard L. Wallace, J. S. Griffith Jr., D. M. Daley, Patrick J. Connolly, G. B. Beckham

Great Basin Naturalist

Cottus greenei, a potentially threatened species endemic to Idaho, was collected from 49 localities in 25 springs/streams in south central Idaho. Most localities were along the north bank of the Snake River in waters of the Thousand Springs formation, Gooding County. One population was found in a spring in the main Snake River. Another sculpin, Cottus bairdi, was collected with C. greenei at 23 locations in 16 springs/streams. Confusion concerning the type locality of Cottus greenei is discussed.>


Viola Sororia Willd., Barry Krasner Apr 1984

Viola Sororia Willd., Barry Krasner

Specimens by Name

No abstract provided.


Claytonia Virginica L., John E. Ebinger Apr 1984

Claytonia Virginica L., John E. Ebinger

Specimens by Name

No abstract provided.


The Prairie Naturalist Volume 16, No. 1. March 1984 Mar 1984

The Prairie Naturalist Volume 16, No. 1. March 1984

The Prairie Naturalist

Paul B. Kannowski, Editor

Nikki R. Seabloom, Assistant Editor

Douglas H. Johnson, Book Review Editor

TABLE OF CONTENTS

MORTALITY OF RACCOONS IN NORTH DAKOTA ▪ E. K. Fritzell and R. J. Greenwood

THE EFFECTS OF MOWING ON THE RODENT COMMUNITY OF A NATIVE TALL GRASS PRAIRIE IN EASTERN NEBRASKA ▪ C. A. Lemen and M. K. Clausen

PARASITES OF FISH FROM THE JAMES AND SHEYENNE RIVERS, JAMESTOWN RESERVOIR COMPLEX, AND LAKE ASHTABULA IN NORTH DAKOTA ▪ M. D. Forstie and H. L. Holloway

LEAD POISONING OF SANDHILL CRANES (Grus canadensis) ▪ R. M. Windingstad, S. M. Kerr, and …