Cornell University College of Agriculture and Life Sciences Department of Animal Sciences researched into the mechanisms behind red maple toxicosis. Since toxic reactions are often linked to quantity—“the dose makes the poison”—these variations should be kept in mind. Most toxic poisoning cases have involved horses eating the leaves off tree limbs. The easiest ways to compare maple species for beginners is either looking at the leaves or the “helicopter” seeds, called samaras. It looks a lot like poison ivy, but its leaves are more similar to those of an oak tree. Generally occurring in the fall and winter months when the leaves fall off the tree, red maple poisoning can damage red blood cells, which leads to a severe lack of oxygen circulating to organs and tissues. There are few plants goats can’t eat; the more important consideration is … All Rights Reserved. Poisonous Plants for Goats. The flowers are five-petaled and droop downward. The sinus is the place where two lobes’ bases meet. In natural woodlands, red maples tend to be smaller, understory trees that grow singly, for the most part. Julie Christensen is a food writer, caterer, and mom-chef. All green parts of the plant are poisonous. Red maple (Acer rubrum) has toxic constituents in browse that can be dangerous when ingesting wilting and dried leaves. Once leaves fall to the ground, they die, and while still toxic are much less palatable to livestock. They may be orange, red or yellow. The toxicity of flowering maple (Abutilon X hybridum) is a controversial topic, possibly because the plant is known by several common names and may be confused with other plants. Despite their fiery leaves in autumn, no part of the tree is toxic to humans or domestic animals -- except horses. The leaves of flowering maples are toxic to rabbits, according to the Rabbit Advocates website. The leaves of a flowering maple are mildly poisonous to humans, causing rashes or other skin disorders upon contact. These are not lobes themselves, but teeth on the lowest two lobes—that can be confusing. Toxic element: Unknown. The big leaf maple seed is not useful in this regard. In the South, it’s also commonly known as thunderwood. And, I have not seen any indication that seeds are toxic, from any of the maple species. Human Potential Humans who swallow eucalyptus leaves may suffer from serious symptoms such as nausea, vomiting, diarrhea and coma upon ingestion, states North Carolina State University. Poison Oak. It appears as a shrub, with stems filled with pinnately compound leaves (i.e. The plant originated in the tropics and is used as a houseplant or a woody shrub in landscapes. She's the creator of MarmaladeMom.org, dedicated to family fun and delicious food, and released a book titled "More Than Pot Roast: Fast, Fresh Slow Cooker Recipes.". In Virginia most silver and sugar maples are in the west half of the state. Red maple leaves are HIGHLY TOXIC to horses. Despite their fiery leaves in autumn, no part of the tree is toxic to humans or domestic animals -- except horses. Start by counting the leaf lobes. Although the dangers of poisoning from one species, the red maple (Acer rubrum, also called swamp maple or soft maple), are well known, research suggests that other trees of the species, including the sugar and silver maples and their hybrids, may also pose a threat.In fact, cases of maple poisoning have been identified in horses that consumed wilted leaves from the sugar maple (Acer … Wilted leaves are different from leaves which become beautifully colored and naturally drop from a tree in the autumn. Melia azedarach: Known commonly as Chinaberry tree, Cape lilac, and syringa berrytree. Also, here’s a great identification website for New England, Go Botany. 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