Volume 34 No. 3 | Spring 2021 Newsletter of the Montana Native Plant Society elseya Kelseya uniflora ill. by Bonnie Heidel SMALL GRANT REPORT KReestablishing Native Plant Communities Post-herbicide in the Centennial Valley By Claire Ols, Invasive Species Coordinator, Centennial Valley Association ocated in southwest yarrow. These species were Montana, the selected based on their Centennial Valley relative forage value to both Lis one of the last remaining wildlife and livestock, site intact and relatively conditions, seedling vigor, undeveloped landscapes and weed interference. in the state. It contains a Located on Monida Hill, in variety of native habitat, the southwestern side of the including grasslands and Centennial, the project site sagebrush steppe, that has undergone successful supports iconic wildlife herbicide spot-treatments species such as grizzly bears, to manage infestations elk, Greater Sage-Grouse, of spotted knapweed and and wolves. Founded in the Canada/musk thistle, with early 2000s, the Centennial a documented Valley Association (CVA) is a decrease in the landowner-led organization abundance of that works to preserve these species traditional ranching as a since 2015. way of life in the Centennial, However, these while maintaining quality In 2019, CVA species will open space, wildlife habitat and migration initiated a revegetation reestablish corridors, as well as water quality for future project to complement without generations. traditional treatment competition Invasive plant management in the efforts and further from a healthy Centennial has been ongoing for several strengthen this native plant decades with partners such as Beaverhead intact native plant community. County Weed District and The Nature community. This Despite Conservancy leading the program. In year, with the support of a Montana COVID-19-related shipping delays and an 2015, the CVA was handed the baton and Native Plant Society grant, we were unexpectedly warm fall, CVA completed is leading the Centennial Valley Invasive able to reseed 10 acres within an area broadcast seeding efforts within the Species Program for the community identified as high priority wildlife habitat project site in late October for a successful and partners, treating noxious weed with a mixture of native fescue and forb cold season, fall dormant reseed. Prior infestations in the valley and supporting species that included Idaho and Rocky to reseeding, we also established a 100 m the native plant community for future Mountain fescue, arrowleaf balsamroot, monitoring transect with three photo generations. Rocky Mountain beeplant, and western (continued on next page) (continued from page 1) monitoring sites to qualitatively and quantitatively assess plant species diversity and percent ground cover. Monitoring will be Chapter Events conducted twice per year to evaluate the establishment of the reseeded species while watching for potential weed invasions. We Calypso Chapter estimate that approximately 70% of ground cover at the project Info: Catherine Cain at 498-6198, [email protected] or site will be native grasses and forbs five years post this reseeding Karen Porter at 498-9728, [email protected]. treatment and look forward to seeing the results! Calypso Chapter will begin the season with participation in Whitehall, MT’s annual Arbor Day activities on April 30, 2021. This project would not have been possible without our partners at After that, no dates have been set, but plans include field study Montana Fish Wildlife and Park’s Wildlife Habitat Improvement of Artemisia species, the peak bloom in the Highland Mountains Program, the Bureau of Land Management, Red Rock Lakes foothills and adoption of a trailhead maintenance commitment in National Wildlife Refuge, and The Nature Conservancy who association with the Adopt A Trailhead Montana program. A firm provided support, equipment, and materials for this project. We schedule will be in the MNPS Summer Field Trip Guide to members would also like to extend a huge thank you to the Montana Native in early May. Plant Society who helped make this project possible! Clark Fork Chapter Info: Anne Garde at 721-7627, [email protected] or Paul Buck If you have any questions about this project or other invasive at (970) 901-2418, [email protected]. plant management efforts in the Centennial Valley, please do not hesitate to contact Clare Ols, Invasive Species Coordinator, at The Clark Fork Chapter will have chapter board elections and [email protected]. budget approval by email in April. Stay tuned for field trip announcements by email. Cover photos Top: The Monida Hill project site. Taken during broadcast seeding in October 2020. Eastern At-Large Right: Photo quadrat along the vegetation monitoring transect. Contact Jennifer Lyman for all field trips or information at 860-0223, Taken prior to reseeding in October 2020. [email protected]. The weather is unpredictable at all sites. Please bring a variety of weather clothing, including rain and wind gear, plenty of water, lunch, snacks, hiking boots, The Manual of Vascular Plants of COVID-19 Field Trip Montana, a hand lens and camera. Trips will last all day, but folks Guidelines can leave the group as necessary. In spring and summer 2021, the COVID-19 June 19, 9:00 am, Bridger: Pryor Mountains (south side). situation will be changing rapidly. All field trips will We will explore the area of the Pryors that includes the rare plant adhere to current CDC guidance at a minimum. By Physaria pachyphylla and its plant associates. This region is included the end of summer, no special precautions may be in the Research Natural Area and Area of Critical Concern proposed needed, but before then, we ask that: to the BLM. This trip will be an easy walking trip, but over a variety - Everyone who wishes to go on a field trip register of uneven terrain and some cactus. with the leader. You can do this by e-mail or phone. There will be a limit of eight or fewer participants June 26:, 9:00 am, Red Lodge: Alpine Meadows of the plus the leader on each field trip. If you must, cancel Beartooth Mountains. We will explore the alpine meadows promptly so others can take your spot. of the Beartooth Mountains along Quad Creek and the meadows across from Gardiner Lake. This trip will be an easy walking - Don’t carpool to the trailhead unless everyone in experience through alpine meadows, tundra, and fellfields. We will the car is fully vaccinated. focus on early flowering alpine perennials and shrubs. - Keep socially distanced and masked while in the field. July 10, 9:00 am, Red Lodge: Subalpine and Alpine - Don’t share hand lenses, plant identification Meadows of the Beartooth Mountains. We will explore a materials or binoculars. couple of the same areas of the Beartooths to explore the alpine - Everyone will need to sign in at the trailhead, both meadows for later flowering plant species and also continue over for waiver of liability and in case COVID-19 contact to the Long Lake area to look for plant species in the wetland and tracing is needed. shoreline areas of the subalpine area. The trip will involve three to Thank you! four miles of moderate hiking, at altitude, over the course of the day. 2 | Kelseya Spring 2021 Flathead Chapter Kelsey Chapter Info: Tara Carolin at 607-7670, [email protected]. Info: Mark Majerus (president) or Jane Fournier (secretary) at [email protected]. Thursday April 15, 7 pm on Zoom: How to Use the Montana Field Guide and Other Montana Natural Heritage Maka Flora Chapter Program Websites. Bryce Maxell, Program Coordinator for Info: Bob Srygley at 488-6086, [email protected]. the Montana Natural Heritage Program, will be showing us these underutilized online resources that are readily available to everyone. Valley of Flowers Chapter Invitations will be emailed to all MNPS members. Info: Beth Madden at 224-1012, [email protected]. Saturday, April 17: Owen Sowerwine Natural Area. Tuesday, April 13, 7 p.m. Thirty Years of Open Data Flathead Audubon and MNPS invite you to join Denny Olson, Collection - An Overview of Flora Data Collection of the Flathead Audubon Conservation Educator, and Pat Jaquith for a walk in the Owen Sowerwine Natural Area to share the joy of spring National Ecological Observatory Network (NEON) in in this birding hotspot that boasts sightings of 157 species! The area Yellowstone with Jake White and Jarrett Jamison. This program has been challenged by the proliferation of the non-native Rhamnus is online. A Zoom link will be emailed to MNPS members at the cathartica (common buckthorn). We will discuss restoration efforts beginning of April. Recordings of some of our previous online to encourage the growth of black cottonwood, aspen, redosier programs are available at https://www.mtnativeplants.org/chapters/ dogwood, and other native species in this riparian habitat. Please valley-of-flowers/. prepare for the weather and wetland like conditions! Contact: Pat Jaquith at [email protected], (802) 735-7866. Saturday May 8. The Hogback, Paradise Valley. Climb the ridge trail atop this prominent geological feature, on private land, in Thursday, May 27, 6:00 pm: Columbia Mountain the foothills on the west side of the Paradise Valley. The south face Wildflowers. The Columbia Mountain Trail is a flower lover’s of this steep, knife-edged ridge hosts rocky, xeric plant communities, paradise. Join Ellen Horowitz of Montana Native Plant Society for an while the north side supports coniferous forest and associated evening wildflower walk. We will travel through many habitat types understory plants. This hike is moderately strenuous with two to – from moist forests to dry open slopes. Expect an easy pace with four miles walking and an elevation gain of 1,500 feet (to about 6,600 lots of stops to view big, bold blossoms like those of balsamroot, feet). Hiking poles may be helpful for steep sections; rattlesnakes and less conspicuous beauties that include orchids and miterworts.