Hi Jeannette,
Thank you for your plant identification question. From your photo, I believe the plant is a common weed found in Central Oregon called Purslane. Please see the following links for more information:

weed-photos-binder.pdf (oregonstate.edu)

Common Purslane Management Guidelines--UC IPM (ucanr.edu)

If you need additional information, I recommend you contact the Plant Clinic at the OSU Deschutes County Extension in Redmond. You can call the phone number listed below or email your photos and question to <personal data hidden>

The person on duty will review your information, conduct necessary research, and contact you with findings or management options.

Summer Hours: Monday through Thursday, 9:00 to 5:00 pm, Friday 9:00 am to 1:00 pm.

Phone:<personal data hidden> x79630

We always welcome your home garden questions at the OSU Plant Clinic.