[The Sunflower Family in the Columbia River Gorge]

The Sunflower Family in the Columbia River Gorge

Asteraceae

Gray Hawksbeard: Crepis intermedia

These members of the sunflower family consist of a head of many long-petaled ray flowers, typically yellow, orange or occasionally blue or white.
Members of the Sunflower Family with Flower Heads that Look Like Dandelions:

Wildflowers of the Genus Agoseris:

1. Orange Agoseris Agoseris aurantiaca

2. Large-flowered Agoseris Agoseris grandiflora

3. Annual Agoseris Agoseris heterophylla var. heterophylla

4. Spear-leaf Agoseris Agoseris retrorsa

Wildflowers of the Genus Chondrilla

5. Chondrilla: Chondrilla juncea

Wildflowers of the Genus Cichorum: Chicory

6. Chicory Cichorum intybus: Another introduced species. This one is many branched, with medium blue flowers that open wide.

Wildflowers of the the Genus Crepis: The Hawksbeards

7. Slender Hawksbeard Crepis atrabarba ssp. originalis

8. Bearded Hawksbeard Crepis barbigera

9. Smooth Hawksbeard Crepis capillaris

10. Gray Hawksbeard Crepis intermedia

11. Western Hawksbeard Crepis occidentalis

12. Rough Hawksbeard Crepis setosa

Wildflowers of the Genus Hieracium: The Hawkweeds

13. White Hawkweed Hieracium albiflorum

14. Slender Hawkweed, Alpine Hawkweed Hieracium gracile

15. Long-beard Hawkweed Hieracium longiberbe

16. Scouler's Hawkweed Hieracium scouleri var. cynoglossoides

17. Scouler's Hawkweed Hieracium scouleri var. scouleri

18. Narrow-leaf Hawkweed Hieracium umbellatum

19. Comon Hawkweed Hieracium vulgatum

Wildflowers of the Genus Hypochaeris: The Cat's-ears

20. Smooth Cat's-ear Hypochaeris glabra:

21. False Dandelion, Rough Cat's-ear Hypochaeris radicata:

Wildflowers of the Genus Lactuca: The Wild Lettuce

22. Tall Blue Lettuce Lactuca biennis:

23. Wall Lettuce Mycelis muralis (formerly Lactuca muralis):

24. WillowLettuce, Least Lettuce Lactuca saligna:

25. Prickly Lettuce Lactuca serriola var. integrata:

Wildflowers of the Genus Lapsana: Nipplewort

26. Nipplewort Lapsana communis:

Wildflowers of the Genus Leontodon:

27. Fall Dandelion, Hawkbit Leontodon atumnalis:

28. Hairy Hawkbit Leontodon nudicaulis:

Wildflowers of the Genus Microseris:

29. Bog Microseris Microseris borealis (formerly Apargidium boreale)

30. Cut-leaf Microseris Microseris lacinata

31. Lindley's Annual Microseris Microseris lindleyi

32. Nodding Microseris Microseris nutans

33. False Agoseris Nothocalais troximoides (formerly Microseris troximoides)

Wildflowers of the Genus Picris:

34. Hawkweed Oxtongue: Picris hieracioides -

Wildflowers of the Genus Prenanthes: The Rattlesnake Roots

35. Western Rattlesnake Root Prenanthes alata:

Wildflowers of the Genus Sonchus: The Sow Thistles

36. Prickly Sow Thistle Sonchus asper

37. Common Sow Thistle Sonchus oleraceus

Wildflowers of the Genus Stephanomeria: The Skeletonweeds

38. Stiff-branch Skeletonweed Stephanomeria paniculata:

39. Narrow-leaf Skeletonweed Stephanomeria tenuifolia var. tenuifolia:

Wildflowers of the Genus Taraxacum: The Dandelions

40. Common Dandelion Taraxacum officinale: A weedy species with several to many oblanceolate leaves bearing pinnately lobed margins. The stems are hollow, with one flower head at its head.

Wildflowers of the Genus Tragopogon: The Oysterplants

41. Yellow Salsify, Oysterplant Tragopogon dubius

42. Vegetable Oyster, Salsify Tragopogon porrifolius:


Paul Slichter E-mail