Oregon Coyote-thistle, Oregon Eryngo, Rush-leaf Eryngo
Eryngium petiolatum
Synonym: Eryngium petiolatum var. juncifolium
![Oregon Coyote-thistle, Oregon Eryngo, Rush-leaf Eryngo: Eryngium petiolatum (Synonym: Eryngium petiolatum var. juncifolium)](petiolatum3c.jpg)
The photo above shows a close-up of a bristly leaf and the equally bristly inflorescence of Oregon coyote-thistle as seen at Conboy Lake NWR.........July 16, 2008.
![Oregon Coyote-thistle, Oregon Eryngo, Rush-leaf Eryngo: Eryngium petiolatum (Synonym: Eryngium petiolatum var. juncifolium)](petiolatum5b.jpg)
The photo above shows the inflorescence of Oregon coyote-thistle as seen at Conboy Lake NWR..........July 31, 2008. Note the mass of tiny white flowers crowded together between the sharp bracts.
The photo above shows a close-up of the inflorescence of Oregon coyote-thistle as seen at Conboy Lake NWR...........July 16, 2008.
![Oregon Coyote-thistle, Oregon Eryngo, Rush-leaf Eryngo: Eryngium petiolatum (Synonym: Eryngium petiolatum var. juncifolium)](eryngiumpetiolatum1b.jpg)
The photo above shows a close-up of the developing
inflorescence of Oregon coyote-thistle as seen at Conboy NWR at the southeastern
edge of Mt. Adams..........July 2, 2006.
![Oregon Coyote-thistle, Oregon Eryngo, Rush-leaf Eryngo: Eryngium petiolatum (Synonym: Eryngium petiolatum var. juncifolium)](petiolatum5a.jpg)
The photo above shows another close-up view of the tiny, massed flowers within the inflorescence of Oregon coyote-thistle as seen at Conboy Lake NWR.........July 31, 2008.
![Oregon Coyote-thistle, Oregon Eryngo, Rush-leaf Eryngo: Eryngium petiolatum (Synonym: Eryngium petiolatum var. juncifolium)](eryngiumpetiolatum1c.jpg)
The photo above shows a close-up of a leaf of subtending the
developing inflorescence of Oregon coyote-thistle as seen at Conboy NWR at the
southeastern edge of Mt. Adams.........July 2, 2006.
![Leaf blade of Oregon Coyote-thistle, Oregon Eryngo, Rush-leaf Eryngo: Eryngium petiolatum (Synonym: Eryngium petiolatum var. juncifolium)](eryngiumpetiolatum1a.jpg)
The photo above shows a lower stem leaf of Oregon coyote-thistle..........July
2, 2006. Note the spinulose teeth along the leaf margin and the glaucous surface
to the blade.
![Oregon Coyote-thistle, Oregon Eryngo, Rush-leaf Eryngo: Eryngium petiolatum (Synonym: Eryngium petiolatum var. juncifolium)](eryngiumpetiolatum2a.jpg)
Coyote thistle as seen at Conboy NWR.........July 9,
2006.
![Oregon Coyote-thistle, Oregon Eryngo, Rush-leaf Eryngo: Eryngium petiolatum (Synonym: Eryngium petiolatum var. juncifolium)](petiolatum3a.jpg)
The photo above shows Oregon coyote-thistle as seen at Conboy Lake NWR.........July 16, 2008. As can be seen, the plant is covered and protected by numerous sharp bristles.
Paul Slichter