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Webcam looking west across the foothills towards San Jose and the South Bay from the Lick Observatory at the University of California.

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Further information about Evergreen

In botany, an evergreen plant is a plant that has leaves all year round. This contrasts with deciduous plants, which completely lose all their foliage for part of the year. Leaf persistence in evergreen plants may vary from only a few months (with new leaves constantly being grown and old ones shed), to several decades (over 30 years in Great Basin Bristlecone Pine "Pinus longaeva"). One additional special case exists in "Welwitschia", an African gymnosperm plant which produces only two leaves, which grow continuously throughout the plant's life but gradually wear away at the apex, giving about 20–40 years' persistence of leaf tissue. There are many different types of evergreens, both trees and shrubs, including most species of: conifers (e.g. white/scots/jack pine, red cedar, blue spruce), holly, hemlock, 'ancient' gymnosperms like cycads, rainforest trees and Eucalypts. Reasons for being evergreen or deciduous: Deciduous trees shed their leaves for a reason – usually as an ... Read more about Evergreen on Wikipedia

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