Published September 1959. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Published March 1993. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
A biosystematic investigation of Cryptogramma section
Cryptogramma in western North America has been directed towards
resolution of two separate taxonomic questions.
Results of this research support the hypothesis that a
previously undescribed diploid (2n = 30 II) taxon, C. cascadensis, is
present along with the common and widespread C. acrostichoides....
The purpose of the work is to enable students of botany to identify
accurately Oregon ferns, both as living plants and as dried specimens.
Therefore, it provides vegetative keys to the families, genera
and species of the ferns (Class FILICINAE) found in Oregon. Correct
names have been determined using the...
A census of Western Pond Turtle nest sites was conducted in five nesting areas at Fern Ridge Reservoir, in West Central Oregon. Baseline data about soils, vegetation,
landform structure, and hydrological environment were collected through measurement of slope, aspect, straight-line distance from water, soil compaction, overstory cover, percent vegetative ground...
