WebBoraginaceae. Native to the UK. No. Potentially harmful. Genus. Cynoglossum. Genus description. Cynoglossum can be annuals, biennials or perennials, usually short-lived, with roughly hairy, simple, lance-shaped to oblong leaves and cymes of blue, purple pink or white, forget-me-not-like flowers from spring to autumn. Name status. WebAlso Known As: hound’s tongue, dog bur, gypsy flower, velcro weed, rats and mice. Houndstongue is a Class B Weed.In regions where a Class B species is already abundant, control is decided at the local level. Containment of these weeds is the primary goal so that they do not spread into uninfested regions.. Houndstongue (Cynoglossum officinale L.) …
Hope for biological control of houndstongue in the USA?
WebDescription General: coarse, single-stemmed biennial, 30-120 cm tall, leafy to the top, softly long-hairy throughout, from taproots. Leaves: forming a large basal rosette in the 1st year.In the 2nd year alternate, the lowermost ones oblanceolate or narrowly elliptic, tapering to the stalk, 10-30 cm long overall and 2-5 cm wide, the others stalkless and more oblong or … WebSep 25, 2024 · On my sixtieth birthday, I was in Yellowstone National Park, crouched in the shade of a gnarled Big Sagebrush shrub taller than I was, preparing to free it from an infestation of houndstongue, an invasive weed from Europe. Houndstongue, a relative of the herb comfrey, can be deadly to elk and other grazers: the plant’s large and enticing … laut j
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WebGreen Hound’s-tongue Cynoglossum germanicum is a native Rare Data Book species protected under Schedule 8 of the Wildlife and Countryside Act 1981. It grows only in a very few localities in Gloucestershire, Oxfordshire and Surrey. In Oxfordshire it is probably now limited to a single site. We parked in the centre of the village of Pyrton ... http://mtwow.org/houndstongue.html WebHoundstongue. Cynoglossum officinale. A herbaceous plant of the family Boraginaceae. Herbalists use the plant as a treatment for various ills. Botanical drawing and text … laut ihnen synonym