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Jacaranda mimosifolia is a sub-tropical tree native to south-central South America that has been widely planted elsewhere because of its attractive and long-lasting violet-colored flowers. It is also known as the jacaranda, blue jacaranda, black poui, Nupur or fern tree.
'Black and Blue' cultivar. Salvia guaranitica is a popular ornamental plant in mild areas. It grows in either full or three quarter sunlight, in well-drained soil. Numerous cultivars have been selected, including 'Argentine Skies' (pale blue flowers), 'Black and Blue' (very dark violet blue calyx), 'Blue Ensign' (large blue flowers), and 'Purple Splendor' (Light purple flowers).
Blue ash is a medium sized deciduous tree typically reaching a height of 10–25 m (33–82 ft) with a trunk 50–100 cm (20–39 in) in diameter. The twigs typically have four corky ridges, a distinctive feature giving them a square appearance (in cross-section), hence the species name, quadrangulata, meaning four-angled.
Salix scouleriana is a deciduous shrub or small tree, depending on the environment, usually with multiple stems that reach 2 to 7 metres (6 + 1 ⁄ 2 to 23 ft) in height in dry, cold, high elevations, and other difficult environments, and 10 to 20 m (33 to 66 ft) or more in favorable sites. The stems are straight and support few branches ...
Alectryon excelsus is a sub-canopy tree growing to 9 m (30 ft) in height. It has a twisting trunk with smooth dark bark, spreading branches and pinnate leaves. [2] Adult leaflets do not have marginal teeth or usually have very few, blunt and shallow marginal teeth and usually leaflet margins are downturned, whereas, in juvenile leaflets have leaflets with strong teeth and flat along the edges. [3]
The fruit is a dark blue-black drupe 1 cm (0.39 in) long containing a single seed, borne on a red fleshy club-shaped pedicel 2 cm (0.79 in) long; it is ripe in late summer, with the seeds dispersed by birds. The cotyledons are thick and fleshy. All parts of the plant are aromatic and spicy.
The plant is classified by several different botanical names. Both the current United States Department of Agriculture database and The Jepson Manual of California flora (2013) classify it as S. nigra subsp. cerulea. [1] [2] The Sunset Western Garden Book identifies the plant as Sambucus mexicana, and note use of S. caerulea also. [5] [6]
The tree typically grows to 40–70 m (130–230 ft) in height, and may be the tallest Abies species in the world. There are two varieties, the taller coast grand fir, found west of the Cascade Mountains, and the shorter interior grand fir, found east of the Cascades. It was first described in 1831 by David Douglas. [3]