The following purely Caucasian species also grow on the coastfive species of spearwort, three of saxifrage, Aster caucasica, Dioscorea caucasica, Echinops raddeanus, Hedera colchica, Helleborus caucasica and Peucedanum caucasicum.
Hedera helix, is the only native British evergreen climbing shrub.
In another case, a white female homemaker aged 33 years became sensitized by cutting back Hedera during the summer.
Although the common ivy Hedera helix appears the most frequent, a variety of cultivars and other species are available for horticultural use.
Scierophyllous Plants.These are plants with evergreen leathery ives, and typical of tropical, sub-tropical, and warm temperate gions; e.g., Quercus Suber, Ilex Aquifohium, Hedera Helix, Eucalyps Globulus, Rosmarinus officinalis.