Grass Poly, Hyssop Loosestrife
Lythrum hyssopifolium
Synonyms: Lythrum adsurgens, Lythrum hyssopifolia
![Grass Poly, Hyssop Loosestrife: Lythrum hyssopifolium (Synonyms: Lythrum adsurgens, Lythrum hyssopifolia)](../../../../gorge/4petal/loosestrife/lythrum/hyssopifolium/hyssopifolium1c.jpg)
Stem leaves and axillary flowers of hyssop loosestrife as seen in a vernal pool along the Company Road which parallels the west bank of the Klickitat River between Wahkiacus and Leidl Park, Klickitat County, Washington........July 21, 2011.
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- ![Close-up of a flower and stem leaf of Grass Poly, Hyssop Loosestrife: Lythrum hyssopifolium (Synonyms: Lythrum adsurgens, Lythrum hyssopifolia)](../../../../gorge/4petal/loosestrife/lythrum/hyssopifolium/hyssopifolium1b.jpg)
Additional close-up photos of the stem leaves and axillary flowers of hyssop loosestrife as seen in a vernal pool along the Company Road which parallels the west bank of the Klickitat River between Wahkiacus and Leidl Park, Klickitat County, Washington..........July 21, 2011.
- ![Grass Poly, Hyssop Loosestrife: Lythrum hyssopifolium (Synonyms: Lythrum adsurgens, Lythrum hyssopifolia)](../../../../gorge/4petal/loosestrife/lythrum/hyssopifolium/hyssopifolium2d.jpg)
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- ![Close-up of a flower of Grass Poly, Hyssop Loosestrife: Lythrum hyssopifolium (Synonyms: Lythrum adsurgens, Lythrum hyssopifolia)](../../../../gorge/4petal/loosestrife/lythrum/hyssopifolium/hyssopifolium2a.jpg)
Close-ups of the stem leaves and axillary flowers of hyssop loosestrife as seen on the sandy shoreline of the west bank of the Deschutes River about one-half mile upstream of the Columbia River........July 27, 2011.
Paul Slichter