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It was transported from Hawaii. Some short-lived trees were also grown near the Salton Sea. [1] It appears that the slightly inland areas of Southern California may offer more favorable conditions than the coastline. In addition to the ones mentioned above, there have also been videos of palms in Santa Ana [5] and Del Mar. [6]
The bark is smooth when young, becoming deeply fissured with whitish, cracked bark on old trees. The 3–7 cm (1.2–2.8 in) long leaves , are cordate (heart-shaped) with an elongated tip, with white veins and coarse crenate teeth along the sides, glabrous to hairy, and often stained with milky resin. [ 2 ]
The Torrey pine (Pinus torreyana) is a rare pine species in California, United States. It is a critically endangered species growing only in coastal San Diego County, and on Santa Rosa Island, offshore from Santa Barbara in Santa Barbara County. [3] The Torrey pine is endemic to the California coastal sage and chaparral ecoregion. [4] [5]
Juglans californica, the California black walnut, also called the California walnut, or the Southern California black walnut, [1] is a large shrub or small tree (about 20–49 feet (6.1–14.9 m) [3]) of the walnut family, Juglandaceae, endemic to the Central Valley and the Coast Range valleys from Northern to Southern California.
Extreme drought and bark beetles now threaten California's Ancient Bristlecone Pine Forest, home to Methuselah, a 4,853-year-old bristlecone pine.
The name Pinus coulteri comes from Latin for pine, and coulteri comes from its discoverer Thomas Coulter (1793–1843), an Irish botanist and physician. [9] Pinus coulteri was discovered by Dr. Coulter on the mountains of Santa Lucia, near the Mission of San Antonio, in latitude 36°, within sight of the sea and at an elevation of from 3000 to 4000 feet above its level.
Quercus agrifolia, the California live oak, [3] or coast live oak, is an evergreen [4] live oak native to the California Floristic Province.Live oaks are so-called because they keep living leaves on the tree all year, adding young leaves and shedding dead leaves simultaneously rather than dropping dead leaves en masse in the autumn like a true deciduous tree. [5]
The Pinus sabiniana tree typically grows to 36–45 feet (11–14 m), but can reach 105 feet (32 m) feet in height. The needles of the pine are in fascicles (bundles) of three, distinctively pale gray-green, sparse and drooping, and grow to 20–30 cm (8–12 inches) in length.