Green Feathery Senna. Senna artemisioides v. filifolia, Legume or Pea Family ( Leguminosae ), Green Feathery Senna. Also Called: Cassia artemisioides. We wish to thank Wikipedia, the free encyclopedia for some of the information on this page. We share images and information with Wikipedia. A bushy perennial covered with fine white hairs reproducing by seeds only. The stems are 1 to 2 feet high, branching from a woody base. The grayish green leaves are 1 to 2 inches long, including the stalks. They are divided into 2 to 4 pairs of large oblong, point tipped leaflets, 1/3 to 1 1/4 inches long. The flowers are in several to many stalked clusters at the top of the stems, and in the leaf axils. They have 5 large yellow petals about 1/2 inch long, with reddish veins, and 10 stamens with large orange anthers. The slightly curved pods, 3/4 to 1 1/3 inches long, are tipped by a stiff point about 1/8 inch long. They pop open with force when mature, throwing the seeds some distance from the plant. The pinkish brown seeds are pearshaped, deeply wrinkled, and flattened, about l/8 inch long. Senna artemisioides (formerly Cassia artemisioides) is a small woody shrub to 2m tall with a silvery appearance created by short white hairs on the branchlets and leaves. Leaves are pinnate, 2-4cm long with 4-8 pairs of leaflets. These are narrowly cylindrical, grey green or silvery, 1-4cm x0.2-0.3cm. Bright yellow flowers about 1.5cm diameter are borne in small clusters in the leaf axils. These are followed bystraight, brown pods 4-8cm x 1cm. The 1 inch wide flowers have 5 petals and are followed by long, fuzzy, brown seed pods that become woody and twisted when dry. The dull green leaves are pinnate with 2 to 3 pairs of elliptical leaflets. The stems are tan and fuzzy. Quick Notes: Height: Slow growing 24 to 36 inches tall. 24 to 36 inches wide. Leaves: Dull green pinnate leaves with 2 to 3 pairs of elliptical leaflets. Flowers: Yellow, 5 large yellow petals about 1/2 inch long, with red - brown veins, 10 stamens with large orange anthers. Flowering Time: March - October. Fruit: Slightly curved pods, 3/4 to 1 1/3 inches long, are tipped by a stiff point about 1/8 inch long. Found: Native to Australia in New South Wales, the Northern Territory, Queensland, South Australia, Victoria, & Western Australia. Hardiness: USDA Zone 9a: to -6.6 �C (20 �F) USDA Zone 9b: to -3.8 �C (25 �F) USDA Zone 10a: to -1.1 �C (30 �F) USDA Zone 10b: to 1.7 �C (35 �F) Soil pH requirements: 6.1 to 6.5 (mildly acidic) 6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline) 7.9 to 8.5 (alkaline) Sun Exposure: Full Sun Elevation: 800 - 3,500 Feet. Habitat: Found in salt lake margins, dry watercourses, and clay pans of arid inland Australia. Used for landscaping in Arizona. Miscellaneous: Flowering Photos Taken April 18, 2004. Glendale, Arizona. Used as a xeriscape landscaping plant in the Phoenix and Tucson areas. Well drained soil is preferred.

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