8. Meadow Hawkweed (formerly listed as Yellow Hawkweed)
Meadow Hawkweed (Hieracium pratense {H. cespitosum})
- Stems and leaves exude milky juice when broken
- Stems are bristly and usually leafless, a small leaf sometimes appears near the midpoint
- Stems can reach three feet tall and bear up to 30 half inch flower heads near the top
- Yellow flowers appear from May to July depending on elevation
Photo by Tom Forney, Oregon Department of Agriculture