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Native Plant Society of Oregon
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Native Plant Society of Oregon

Policies and Positions

Invasive Weed Arundo donax

Ethical Guidelines for Collecting Plants

Forest Policy

Grazing

Invasive and Exotic Vegetation Management

Rare Plants


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Fritillaria gentneri watermark from Flora of Oregon, Volume 1. Rena Schlacter, artist.

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  • Home
  • Chapters
    • Cheahmill Chapter
    • Corvallis Chapter
    • Emerald Chapter
    • High Desert Chapter
    • Klamath Basin Chapter
    • Portland Chapter
    • Siskiyou Chapter
    • South Coast Chapter
    • Umpqua Valley Chapter
    • Willamette Valley Chapter
    • William Cusick Chapter
  • Events
  • About NPSO
    • About NPSO
    • Officers & Committees
    • Policies and Positions
    • Fellows
    • Administration
  • Resources
    • NPSO – Resources
    • Landscaping
    • Rare & Endangered Plants
    • Publications
    • Book Reviews
  • Join/Donate
    • New & Renewing Memberships
    • Make a Donation