State & Chapter Events

Updated 26 January 2018

Click a chapter name, or scroll the entire list.
State Filipendula Siskiyou
Blue Mountain High Desert South Coast
Cheahmill Klamath Basin Umpqua Valley
Corvallis Mid-Columbia Willamette Valley
Emerald Portland William Cusick


April 22–28, Sunday-Saturday
Native Plant Appreciation Week Our annual state-wide celebration of native plants. Details of events will be in the April Bulletin.
June 1–3, 2018 Friday–Sunday
NPSO Annual Meeting 2018 The next Annual Meeting will be co-hosted by the Portland and High Desert Chapters. For more details and registration, please visit here.

Blue Mountain

For information on Blue Mountain Chapter call Jerry Baker,541-566-2244. To get on our email list, contact


For questions, or to be added to the Cheahmill Chapter's email list for reminders of upcoming programs and events, please contact the Cheahmill Chapter President at
Meeting and work party location:
Carnegie Room, McMinnville Public Library, 225 NW Adams St. (corner of Highway 99W and SW Second St.), McMinnville. The library parking lot may be entered from either Adams or Second street.
February 22, Thursday, 7 pm
Program: Beyond Waterfalls. Join Interpretive Ranger Matt Palmquist for an exploration of the flowering plants at Silver Falls State Park. This slide show will feature plants from every corner of the park—from beneath the misty waterfalls to deep forests and open meadows. Later in the spring, he will lead the Cheahmill Chapter on a field trip to highlight wildflowers not often seen in the park. Location: McMinnville Public Library, see above for details.
February 24, March 24, Saturdays, 10–noon
Work Party: Native Plant Garden. Work around the Carnegie Building with a congenial crew to maintain the beauty of this demonstration garden. Bring gloves, bucket, and gardening tools if you have them. Location: McMinnville Public Library, see above for details. For more information, contact Catie Anderson at or 503-435-2401.


For questions, information on upcoming events, or to be on the Corvallis chapter e-mail list, contact
February 12, Monday, 7:30 pm
Program: Oregon Season Tracker. Jody Einerson, natural resource educator for the OSU Extension Service of Benton County, will introduce Oregon Season Tracker, a citizen science program that tracks wildlife life cycles in Oregon. Learn how you can participate. Location: Room 2087 Cordley Hall, 2701 SW Campus Way, OSU. For information, contact: or


Visit the Emerald Chapter Web site to learn more about the latest chapter events, plant lists and botanical information about Lane County plants and the people who love them.
Meeting location: The venue for programs this season is the Amazon Community Center at 2700 Hilyard St. in Eugene. Go to the M.L.I. Room in Building "C."
February 17, Saturday, 10 am–noon
Field Trip: Exploring Winter Branches. Ever wonder what plants you're looking at in winter? Botanist Gail Baker leads this tour where we'll examine and learn to identify trees and shrubs at the Mt. Pisgah Arboretum in their winter stages. The two hour walk along the river and into the woods will provide a diversity of branches and bud patterns. If possible, bring a hand lens and Winter Twigs by H. Gilkey and P. Packard. Identification handouts will be provided. Location: meet at the Mt. Pisgah Arboretum Visitor Center, 34901 Frank Parrish Rd. Directions: In south Eugene turn east off I-5 at 30th Ave. and follow Seavey Loop to the park. For more information call 541-747-3817.
February 17, Saturday, 6:30 pm
Program: Book Reading. Evelyn Hess will read from and discuss her books. To the Woods follows seasonal activities and revelations during the fifteen years that she and her husband, David, camped on their wooded property in the foothills southwest of Eugene. Building a Better Nest looks for ways to live harmoniously with the ecosystem, fellow human beings, and the biosphere. Hess wants to involve us in a discussion of how native plants and ecosystems respond to climate change. Location: M.L.I. Room in Building "C" at the Amazon Community Center, 2700 Hilyard St in Eugene. For more information call 541-954-5334.


This is a newly formed chapter for the northern Oregon coast area. For more information, visit our Facebook page: NPSO-Filipendula Chapter, or contact Field Trip Chair Carla Cole,
February 24, Saturday, 7 pm
Field Trip: Lichen Night Hike. Many secondary compounds in fungi and lichens fluoresce distinctive colors under ultraviolet light. We will be using UV flashlights and wearing safety glasses to look at local species on one of the main trails at Lewis & Clark National Historic Park. Raingear highly recommended. Limit 12 people. Location: Meet in front of the Fort Clatsop visitor center by the main parking lot. Contact leader Carla Cole,, for more information.

High Desert

For information, visit the High Desert Chapter website, Facebook page: 'Native Plant Society of Oregon: High Desert Chapter', or email

Klamath Basin

For information, visit the Klamath Basin Chapter website: or contact the chapter president, Kim Elliott
February 5, Monday, 6:30 pm
Progam/Meeting: Ethnobotany of the Klamath Basin. Erin Rentz, botanist for the Fremont-Winema National Forest, will examine how native peoples used plants for food, medicine, tools and as part of their regalia. Location: Klamath County Museum, 1451 Main St., Klamath Falls.


For information on the Mid-Columbia Chapter, contact Sara Wu at
February 15, Thursday, 7 pm
Program/Meeting: Flora of Australia Sara Wu will share pictures from her recent trip to Australia, focusing especially on the flora. Location: Room 1.354, Columbia Gorge Community College, The Dalles.


If you would like to receive the semi-official Chapter e-mail newsletter, The Calochortus, e-mail Don Jacobson.
Facebook: Take a look at our Facebook page. Native Plant Society of Oregon-Portland-Chapter. It will have the most up-to-date information on hike and other events as well as great plant pictures.

The Portland Chapter meets the second Thursday of most months. Meetings and programs begin at 7:00 pm. MEETING PLACE: Copeland Commons, TaborSpace at Mt. Tabor Presbyterian Church, 5441 SE Belmont St., Portland. Enter the church through the main door off Belmont and turn right to enter the room. Parking is available in the church lot on the NW corner of SE 54th and Belmont.

February 8, Thursday, 7 pm
Program: A Brief Tour through the Geology & Endemic Botany of the Siskiyou Range. A hotspot of diversity for rare plants, butterflies, and birds, the Klamath-Siskiyou region of southern Oregon is a transverse range running from the Cascades range to the Pacific Ocean. Speaker Mark Madsen’s love of biology while living in the area for 15 years sparked an interest in the taxonomy of this world of serpentine soils and its plant communities, including remnant species from the last ice age. Location: TaborSpace at Mt. Tabor Presbyterian Church, 5441 SE Belmont St, see above for details.
March 8, Thursday, 7 pm
Program: Exploring the Natural History of Hawaii. Join us for an overview of this island chain’s rapid evolution in isolation, which provides a natural lab for evolutionary ecology of flora and fauna. Speaker Dr. Frank Howarth, medical entomologist, while on the staff of the Bishop Museum in Honolulu, researched the native lobelias and tarweeds that adapted to unique environments as well as the fauna of caves and lava tubes. Location: TaborSpace at Mt. Tabor Presbyterian Church, 5441 SE Belmont St, see above for details.


To join the Siskiyou Chapter email list: Send an email, from the address at which you want to receive announcements, to No subject or message is required. You will get a confirmation email. If you would like to volunteer to lead a hike in 2018, make a suggestion, or provide feedback regarding the field trip program, please contact Julie Spelletich at: Join us on Facebook at:
February 15, Thursday, 6:30 pm
Talk: An Introduction to the Rogue Native Plant Partnership. Ecological restoration is crucial for mitigating losses to plant and animal diversity on a global scale, yet the need for genetically appropriate native plants is often unmet. Regional native plant cooperatives are an emerging tool for meeting this demand. Kathryn Prive, coordinator for the Rogue Native Plant Partnership, will provide an introduction of the newly formed Partnership and what is being done in this region to provide native plants for local restoration projects and members of the public. A special tour of the SOU Herbarium will be at 6:30 pm for those who are interested. Refreshments at 6:45, meeting and program at 7:00. Location: Southern Oregon University Science Building, Room 161. Free and open to the public. For information contact Alexis at or 860-878-2049.

Umpqua Valley

Visit for more information on chapter activities or to be added to our email list. Check out our Facebook page, Not online - call Donna Rawson 541-459-2821.

Willamette Valley

For program information, contact John Savage at 503-399-8615

William Cusick

Visit our Web site at or contact Susan Geer at 541-963-0477 or Emelie Montgomery-Jones at 541-963-3339 for updates and general information. Chapter notices and communications are done primarily through a Google group. Members are reminded to contact Susan or Emelie if they want to be added to the Google group, or if they do not have internet access and want to be contacted by phone for events.
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