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Articles 7681 - 7710 of 10759
Full-Text Articles in Botany
Vitis Riparia Michx., Ralph L. Thompson, David D. Taylor
Vitis Riparia Michx., Ralph L. Thompson, David D. Taylor
Specimens by Name
No abstract provided.
Calopogon Tuberosus Var. Tuberosus (L.) Britton, Sterns & Poggenb., Randy L. Vogel
Calopogon Tuberosus Var. Tuberosus (L.) Britton, Sterns & Poggenb., Randy L. Vogel
Specimens by Name
No abstract provided.
Lysimachia Quadriflora Sims, Randy L. Vogel
Occurrence Of Psilocybin/Psilocin In Pluteus Salicinus (Pluteaceae), Stephen G. Saupe
Occurrence Of Psilocybin/Psilocin In Pluteus Salicinus (Pluteaceae), Stephen G. Saupe
Biology Faculty Publications
No abstract provided.
The Use Of Microscopic Vegetative Characteristics And Leaf Characteristics And Leaf Deterioration Rates In The Formulation Of Keys Of Some Wetland Plants, Bruce Foy Williams
The Use Of Microscopic Vegetative Characteristics And Leaf Characteristics And Leaf Deterioration Rates In The Formulation Of Keys Of Some Wetland Plants, Bruce Foy Williams
Biological Sciences Theses & Dissertations
Leaves of Spartina alterniflora, Spartina patens, Spartina cynosuroides, Distichlis spicata, Phragmites communis, Juncus roemerianus, Scirpus robustus, Typha latifolia, Iva frutescens, and Baccharis halimifolia were examined microscopically. Characteristics of each species were then used to develop identification keys. In addition, leaf fragments were buried in the marsh substrate to simulate a dredging and/or filling operation. At weekly intervals during each season of the year, a leaf fragment of each species was processed and examined to see if it could be identified.
Decay Rates And Nutrient Dynamics In Confines And Nonconfined Leaf Litter In The Great Dismal Swamp, R. Frederick K. Yates
Decay Rates And Nutrient Dynamics In Confines And Nonconfined Leaf Litter In The Great Dismal Swamp, R. Frederick K. Yates
Biological Sciences Theses & Dissertations
This study was designed to quantitatively compare decay rates and nutrient dynamics by the confined and unconfined litter techniques in a seasonally flooded swamp. In this study both methods indicated the same order of decay rates among sites (cedar>maple-gum>cypress> mixed hardwood), but the unconfined method showed faster decay rates at all sites. As in two years of previous data collection, the stands exhibiting some seasonal flooding showed greater decay rates than the mixed hardwood stand which was not inundated. Nutrient dynamics were not different between litter bag and leaf pack methods.
This study included a preliminary investigation of …
Morus Alba Var. Alba, John E. Ebinger
Vitis Aestivalis F.Michx., John E. Ebinger
Acer Saccharinum L., John E. Ebinger
Maclura Pomifera (Raf.) Schneid., John E. Ebinger
Maclura Pomifera (Raf.) Schneid., John E. Ebinger
Specimens by Name
No abstract provided.
Acer Saccharinum L., John E. Ebinger
Viola Rugulosa Greene, P. Blair
Verbena Stricta Vent., John E. Ebinger
Rare Vascular Plants Of Maine : A Critical Areas Program Report, Susan C. Gawler, L. M. Eastman
Rare Vascular Plants Of Maine : A Critical Areas Program Report, Susan C. Gawler, L. M. Eastman
Maine Collection
Rare Vascular Plants of Maine : A Critical Areas Program Report
Based on Rare Vascular Maine Plants (1978) with Additional Herbarium Data and Rare Plants Information by L.M. Eastman.
Introduction, Criteria, Annotated Rare Plant List, Species Accounts, Additional Herbarium Data, County & Town Index Editing by Susan C. Gawler.
Executive Department, State Planning Office, 189 State Street, Augusta, Maine, 04333 (June 1981).
Contents: Acknowledgements / List of Tables / List of Figures / Part One: Introduction / Part Two: List of the Rare Vascular Plants of Maine / Part Three: Species Accounts / Part Four: Subspecific Taxa / Appendices / …
The Prairie Naturalist Volume 13, Number 2. June 1981
The Prairie Naturalist Volume 13, Number 2. June 1981
The Prairie Naturalist
HERPETOFAUNA OF MORMON ISLAND PRESERVE, HALL COUNTY, NEBRASKA ▪ S. M. Jones, R. E. Ballinger and J. W Nietfeldt
COYOTE USE OF PLAYAS IN THE TEXAS HIGH PLAINS ▪ R. W. Whiteside and F. S. Guthery
NEW RECORD OF THE LEAST WEASEL IN WYOMING ▪ M. R. Stromberg, D. E. Biggens and M. Bidwell
STATUS OF AMERICAN WOODCOCK IN NEBRASKA WITH NOTES ON A RECENT BREEDING RECORD ▪ G. R. Lingle
WINTER FOODS OF THE PINE GROSBEAK IN EASTERN NORTH DAKOTA ▪ R. C. Reigh
SEASONAL VARIATION IN HOME RANGE OF A FEMALE BADGER (Taxidea taxus) ▪ R. …
Viola Sororia Willd., John E. Ebinger
Viola Pubescens Var. Eriocarpa (Schwein.) N.H.Russell, John E. Ebinger
Viola Pubescens Var. Eriocarpa (Schwein.) N.H.Russell, John E. Ebinger
Specimens by Name
No abstract provided.
Viola Pubescens Var. Eriocarpa (Schwein.) N.H.Russell, John E. Ebinger
Viola Pubescens Var. Eriocarpa (Schwein.) N.H.Russell, John E. Ebinger
Specimens by Name
No abstract provided.
Viola Sororia Willd., John E. Ebinger
Flowering Plants: Magnolias To Pitcher Plants, Robert H. Mohlenbrock
Flowering Plants: Magnolias To Pitcher Plants, Robert H. Mohlenbrock
Illustrated Flora of Illinois
This volume, the eighth devoted to flowering plants in the Illustrated Flora of Illinois series, is the third of several devoted to dicotyledons, which include such well-known plants as roses, peas, mustards, mints, nightshades, milkweeds, and asters.
Mohlenbrock here represents four orders and fifteen families of plants. The orders are the Annonales, Berberidales, Nymphaeales, and Sarraceniales. The fifteen families that comprise them are generally conceded by most botanists to be among the most primitive living plants in the world today. These orders can be characterized generally as woody in the Annonales (except for the Saururaceae and some Aristolochiaceae), herbaceous in …
The Prairie Naturalist Volume 13, Number 1. March 1981
The Prairie Naturalist Volume 13, Number 1. March 1981
The Prairie Naturalist
EDITOR: Dr. Paul B. Kannowski
BOOK REVIEW EDITOR: Douglas H. Johnson
TABLE OF CONTENTS
WATERFOWL USE OF A MUNICIPAL SEWAGE LAGOON ▪ G-A. D. Maxson
MASS MORTALITY OF MUSSELS FROM SLUMPING ALONG THE RED LAKE RIVER NEAR CROOKSTON, MINNESOTA ▪ A. M. Cvancara, D. J. Brown, D. K. Cudworth, and T. R. Klett
CHRISTMAS BIRD COUNTS FOR NORTH DAKOTA — 1980 ▪ R. N. Randall
BREEDING BIRDS ON WATERFOWL PRODUCTION AREAS IN NORTHEASTERN NORTH DAKOTA ▪ H. F. Duebbert
FURTHER EVIDENCE OF MARSH HAWKS FEEDING ON DUCKS ▪ R. A. Wishert, R. M. Kaminski, and D. W. Soprovich
FIRST NEST …
Function Of Mentzelia Nuda (Loasaceae) Postfloral Nectaries In Seed Defense, Kathleen H. Keeler
Function Of Mentzelia Nuda (Loasaceae) Postfloral Nectaries In Seed Defense, Kathleen H. Keeler
School of Biological Sciences: Faculty Publications
Mentzelia nuda is a coarse, short-lived perennial of the High Plains of North America. The flowers secrete nectar which serves as an attractant for pollinating bees. Postfloral nectar secretion attracts ants whose presence significantly enhances seed set. This is the first demonstration of advantage to postflowering activity of a floral nectary.
The Bell Natural History Museum, An Aid To Teaching Botany, Harold W. Hansen
The Bell Natural History Museum, An Aid To Teaching Botany, Harold W. Hansen
Journal of the Minnesota Academy of Science
Much of the regular academic year does not lend itself to observation of plants in their natural habitat outdoors. The museum exhibits can serve as study aids in the off season, although they should not be utilized as substitutes for field work. This study systematized some materials available for class use. Museum files, display legends, and original observations were used. From the Bell Museum of Natural History, 112 exhibits were listed and coded for location; 384 specimens, of 247 species were listed from individual displays; a massed alphabetized species index was prepared. The exhibit "Maple-Basswood Forest" was studied in detail; …
Composition Of Goldenrod (Solidago: Compositae) Populations By Species In The Upper Midwest, William E. Miller
Composition Of Goldenrod (Solidago: Compositae) Populations By Species In The Upper Midwest, William E. Miller
Journal of the Minnesota Academy of Science
In each of 100 abandoned agricultural fields grown over with goldenrod, stems were diagnosed and counted in 20 occupied 0.4 M plots selected by hoop tossing. Preliminary results differed little between hoop tossing and random plot selection, and between 0.9 and 0.4 m plot sizes. In rank order of stem abundance the taxa were Solidago altissima L. S. canadensis L. complex S. gigantea Ait. S. graminifolia (L.) Saliab. S. nemoralis Ait. S. ulmifolia muhl. others. An average of 2.2 taxa were recorded per field, and three or more taxa in at least one plot in 34 percent of fields. Where …
Phoradendron Tomentosum Oliver, John E. Ebinger
Phoradendron Tomentosum Oliver, John E. Ebinger
Specimens by Name
No abstract provided.
Verbena Tenuisecta Briq., John E. Ebinger