
1) Dangerous vegetation 2) Dangerous plant 3) Dangerous greenery 4) Dicey vegetation 5) Dicey greenery 6) Dicey plant 7) Dicey flora to eat 8) Dicey plant to eat 9) Dodgy flora to eat 10) Dodgy plant to eat 11) Flora with toxic properties 12) Hazardous plant 13) Hazardous vegetation 14) Hazardous greenery
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https://www.crosswordclues.com/clue/cowbane

• (n.) A poisonous umbelliferous plant; in England, the Cicuta virosa; in the United States, the Cicuta maculata and the Archemora rigida. See Water hemlock.
Found on
http://thinkexist.com/dictionary/meaning/cowbane/

any of several poisonous plants, including seven species of Oxypolis, in the parsley family (Apiaceae), that are especially poisonous to cattle. The ...
Found on
http://www.britannica.com/eb/a-z/c/152
Cow'bane` (kou'bān`)
noun (Botany) A poisonous umbelliferous plant; in England, the
Cicuta virosa ; in the United States, the
Cicuta maculata and the
Archemora rigida . See
Water hemlock .
Found on
http://www.encyclo.co.uk/webster/C/177

Cowbane (Cicuta virosa) or water hemlock as it is also known, is a very poisonous perennial herb of the family Umbelliferae with a hollow, rigid, furrowed stem which is tuberous and horizontally chambered at the base. The basal leaves are long-stalked, bi- or tripinnate with lanceolate, sharply serrated segments. The stalk leaves have sheath-like s...
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http://www.probertencyclopaedia.com/browse/BCA.HTM

any of several poisonous plants of the parsley family, as Oxypolis rigidior, of swampy areas of North America, or the water hemlock, Cicuta maculata.
Found on
https://www.infoplease.com/dictionary/cowbane
No exact match found.