Hedera Helix is the English variety of this climbing plant
Leaf shape and size varies between varieties from deeply to... [DOC] [TLE] IPAMS - Species Information - Hedera helix - English ivy [PAR] English Ivy (Hedera helix L.) is a perennial trailing or climbing vine native to ... 
are many cultivated forms of English Ivy and the wild form has two leaf types:... [DOC] [TLE] English ivy, Hedera helix N/A Apiales: Araliaceae - Invasive.Org [PAR] Appearance: Hedera helix is an evergreen perennial climbing vine that ... for 
bacterial leaf scorch (Xylella fastidiosa), which affects a wide variety of trees.