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Filtering by: Creator Pillow, M. Y. (Maxon Young), 1899- Degree Name Master of Arts (M.A.) Language English [eng]

An illustrated key to the ferns of Oregon

Creator:

Pembrook, Helen Patricia O'Donahue

Abstract:

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...

Resource Type:

Masters Thesis

Full Text:

and Mrs. M. E. Peck, for their coopera- tion in allowing me to study the specimens in the Peck
An investigation into the ecology and distribution of Kalmiopsis leachiana (Hend.) Rehder

Creator:

Marquis, Robert John

Abstract:

Ecological factors associated with the relictual distribution of the endemic shrub Kalmiopsis leachiana (Ericaceae) were investigated. A prostrate evergreen species with small coriaceous leaves, K. leachiana is restricted to two disjunct populations in the Siskiyou Mountains and southern Cascade Mountains of southwestern Oregon, USA. Exact distributions of individual populations were...

Resource Type:

Masters Thesis

Full Text:

). Station Elevation Length of record Precipitation amounts (cm) ( m) ( y ears) J F M A M J J A S 0 N D
A contribution toward a bibliography of Oregon botany with notes on the botanical explorers of the state

Creator:

Osborn, Katherine H., 1906-

Resource Type:

Masters Thesis

Full Text:

bibliography of American natural history. The pioneer century, 1769-1865. 3 y. Brooklyn, N. Y., The Premier