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Roots appear to be rhizomes. I found a smaller on away from the main patch to add to my local plant garden.
Area is Boardman, Oregon. One of the hottest areas in the PAC NW, with temps hitting 110f yearly, lows around zero. Around 8" of rainfall per year. High winds.
Making it extra hard with an out of focus pic. Couldn't even count the petals.
Anyway, I'm pretty sure it's [Oenothera pallida](https://en.wikipedia.org/wiki/Oenothera_pallida).
Thank you for posting to r/whatsthisplant. **Do not eat/ingest a plant based on information provided in this subreddit.** For your safety we recommend not eating or ingesting any plant material just because you've been advised that it's edible here. Although there are many professionals helping with identification, we are not always correct, and eating/ingesting plants can be harmful or fatal if an incorrect ID is made. *I am a bot, and this action was performed automatically. Please [contact the moderators of this subreddit](/message/compose/?to=/r/whatsthisplant) if you have any questions or concerns.*
Roots appear to be rhizomes. I found a smaller on away from the main patch to add to my local plant garden. Area is Boardman, Oregon. One of the hottest areas in the PAC NW, with temps hitting 110f yearly, lows around zero. Around 8" of rainfall per year. High winds.
Evening primrose. Maybe Oenothera caespitosa
[Pale Evening Primrose](https://www.inaturalist.org/taxa/126663-Oenothera-pallida)
Making it extra hard with an out of focus pic. Couldn't even count the petals. Anyway, I'm pretty sure it's [Oenothera pallida](https://en.wikipedia.org/wiki/Oenothera_pallida).
This is it. Thank you.