We'll attempt to answer your questions about if a particular plant is poison ivy (or one of the other toxic plants). ... Based on your site I'm identifying this as Virginia Creeper. Am I right or being overly precautious? Answer: I don't think one can be too cautious. I do agree with you, Dan, that this is Virginia Creeper.
poisonivy.aesir.com/view/oldpicqna.html
Virginia Creeper is a woody vine which is considered invasive in some regions yet grown as an ornamental in others. The leaves are alternate with each leaf palmately divided (arranged in a radial pattern like fingers from a palm) with 5 (sometimes 3 or 7) leaflets.
poisonivy.aesir.com/view/virginia-creeper.html poisonivy.aesir.com/view/virginia-creeper.html
I have always loved Virginia Creeper. My uncle has it festooning the wide porch on the front of his house. It cascades in the most graceful way, and burns with that beautiful red in the fall. I have never in all my life known of anyone having a reaction to it until I read the comments on this site.
davesgarden.com/guides/pf/go/1695/
It turns out that the sap flowing through Virginia creeper vines contains oxalate crystals, which can be toxic to some people. If you're unsure as to whether you're one of those people, don't touch Virginia creepers, since the result of contact could be a nasty skin rash.
landscaping.about.com/cs/weedsdiseases/a/poison_ivy.htm
Killing Virginia creeper is best achieved at trunk level, as it can climb 50 ft. Many wonder if Virginia creeper is 'poisonous' in the sense that poison ivy is.... ... Grasping for support with its tendrils, Virginia creeper can climb as high as 50 feet. Its leaves, comprised of 5 leaflets, morph from their summer green into...
landscaping.about.com/od/vineplants1/p/virginiacreeper.... landscaping.about.com/od/vineplants1/p/virginiacreeper.htm
In years past, children learned a rhyme to help distinguish Virginia Creeper from the somewhat similar-looking and highly toxic Poison Ivy (Toxicodendron radicans): Leaves of three, let it be; Leaves of five, let it thrive.
www.wildflower.org/plants/result.php?id_plant=paqu2
Scientific Name Parthenocissus quinquefolia Common Name Virginia creepe ... HIGHLY TOXIC, MAY BE FATAL IF EATEN! ... Toxic Principle Oxalic acid and possibly others.
www.ces.ncsu.edu/depts/hort/consumer/poison/Parthqu.htm
Here is a partial listing of some of the many TOXIC PLANTS .... Virginia Creeper, American Ivy, Parthenocissus Quinquefolia, Leaves, Stem ...
www.doberdogs.com/Toxic.html www.doberdogs.com/Toxic.html
Virginia Creeper resembles the irritating Poison Ivy (Toxicodendron radicans) to the unobservant hiker. It should be remembered that Poison Ivy generally has 3 leaves, Virginia Creeper has 5.
www.volusia.org/arboretum/Vines/virginia_creeper.htm www.volusia.org/arboretum/Vines/virginia_creeper.htm
Encountering a plant with three distinct leaves does not necessarily mean the worst- Virginia Creeper is a native plant beneficial to Florida bees and wildlife. ... Even there lurks the one toxic resiny leaf that stops a botanist dead in her (or his) tracks- the black-blistered foliage of Toxicodendron radicans.
www.floridaplants.com/Eflora/poisonivy.htm