Category Archives: Vines

Bittersweet Nightshade

Bittersweet nightshade (Solanum dulcamara) is a perennial introduced to much of temperate North America from Eurasia and Northern Africa. This invasive weed is found in moist waste places, thickets, roadsides, open forests and clearings. A member of the Nightshade Family … Continue reading

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Fringed Twinevine

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Fringed twinevine (Funastrum cynanchoides) was previously included in the Milkweed Family but is now considered a member of the Dogbane Family (Apocynaceae). Funastrum cynanchoides currently has a confused taxonomy with some researchers believing it should be separated into two subspecies … Continue reading

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California Dutchman’s Pipevine

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There are over 500 species worldwide in the “pipevine” family. These plants contain aristolochic acid and are highly toxic, particularly to kidneys. In addition pipevines are carcinogenic. Nevertheless, pipevines have been utilized as medicinal plants since the time of the … Continue reading

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Pipevine Swallowtail

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Pipevine swallowtail caterpillars (larvae) feed on Aristolochia, or pipevine, plants. There are about seven subspecies of pipevine swallowtails widely distributed throughout the United States. The Northern California subspecies (Battus philenor sp. hirsuta) is smaller and hairier than other pipevine swallowtails. … Continue reading

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Chaparral Honeysuckle

This gallery contains 6 photos.

Chaparral honeysuckle (Lonicera interrupta) is a native vine or shrub found in the chaparral and ponderosa pine forests of Oregon, California and Arizona. Although this perennial prefers elevations from 4,000 ft to 6,000 ft, it does grow at lower elevations, … Continue reading

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Western White Clematis

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Last fall Leonard and I were driving on Oregon 218 in Central Oregon when we noticed hillsides covered in what looked like snow. Upon investigation the “snow” proved to be vines in seed covering all the shrubs and trees. We … Continue reading

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