Landscape Technology

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Botanical Society of America Online Image Collection

Browse collections of botanical images.

Common Trees of the Pacific Northwest

Identify common broadleaf trees and conifers with this guide from Oregon State University.

Garden Smart Oregon

Pamphlet, courtesy of the Nature Conservancy on Oregon non-invasive plants.

Garden Aesthetics

Produced by Linda Engstrom, PCC.

Landscape Design

A forum for the discussion of the technical and aesthetic issues involved in landscape and garden design. Produced by GardenWeb.

Landscape Design Site 

A website for for do-it-yourselfers. Includes information about planing, xeriscaping, yard care and plans.

Native Plant Society of Oregon

Works to preserve native plants, and for habitat conservation in Oregon; provides field research grants.

Noxious Weed Control, Oregon

Oregon Department of Agriculture (ODA), Noxious Weed Control. Western US invasive Plant EDRR (Early Detection and Rapid Response) Guide.

OSU Extension Service

Gardening information.

PLANTS Database

National Resources Conservation Service, USDA. Search by state. Lists available include noxious weeds, plants endangered in the United States.


A free guided 3-D drawing system by Google.

Swingle Plant Digital Archive

Over 1,700 digitalized micrograph images from more than 250 species of plants collected from all over the world.


Database of phylogenetic knowledge.