<Tr> <Td_colspan="2"> <P> About 600, see text </P> </Td> </Tr> <P> About 600, see text </P> <P> Ilex / ˈaɪlɛks /, or holly, is a genus of 400 to 600 species of flowering plants in the family Aquifoliaceae, and the only living genus in that family . The species are evergreen or deciduous trees, shrubs, and climbers from tropics to temperate zones worldwide . </P> <P> The genus Ilex is widespread throughout the temperate and subtropical regions of the world . It includes species of trees, shrubs, and climbers, with evergreen or deciduous foliage and inconspicuous flowers . Its range was more extended in the Tertiary period and many species are adapted to laurel forest habitat . It occurs from sea level to more than 2,000 metres (6,600 ft) with high mountain species . It is a genus of small, evergreen trees with smooth, glabrous, or pubescent branchlets . The plants are generally slow - growing with some species growing to 25 m (82 ft) tall . The type species is the European holly Ilex aquifolium described by Linnaeus . </P>

How many types of holly bushes are there