Selected images for houndstongue (Cynoglossum officinale )
Houndstongue is a biennial plant that is 8-48 in. (20-122 cm) tall. First years growth is strictly vegetative and flowering occurs the second year. The first year the basal leaves are petiolate, elliptical, dark green and 6-8 in. (15-20 cm) long. The leaves on the flowering stem are alternate, sessile or clasping and narrower towards the top of the plant. In the early summer, flowers appear in racemes from the axils of the upper leaves. Flowers are reddish-purple with a five-lobed corolla. Houndstongue is native to Eurasia and occurs in riparian zones, coastlands, grasslands and agricultural areas.
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![]() 1354011 houndstongue Cynoglossum officinale Plant(s) Mary Ellen (Mel) Harte |
![]() 1354012 houndstongue Cynoglossum officinale Flower(s) Mary Ellen (Mel) Harte |
![]() 1354014 houndstongue Cynoglossum officinale Flower(s) Mary Ellen (Mel) Harte |
![]() 1354015 houndstongue Cynoglossum officinale Fruit(s) Mary Ellen (Mel) Harte |
![]() 1354016 houndstongue Cynoglossum officinale Fruit(s) Kurt Stueber |
![]() 1459226 houndstongue Cynoglossum officinale Plant(s) Steve Dewey |
![]() 5307025 houndstongue Cynoglossum officinale Plant(s) USDA PLANTS Database |
![]() 5307026 houndstongue Cynoglossum officinale Seed(s) Steve Hurst |
![]() 5374607 houndstongue Cynoglossum officinale Flower(s) Joseph M. DiTomaso |











