Scientific Name - Cassia angustifolia
Synonyms - Cassia Senna
Popular name - Senna, nilavari, Indian Senna.
Distribution and Habitat - indigenous species in North Africa.
Description - undergrowth, 1 m high. Leaves compound, pinnate. Yellow flowers arranged in terminal raceme erect. Frcut bean, 3.5-6.5 x 1.5 cm, dark green and then brown, a pod contains 5-7 seeds, smooth, dark brown. 2n = 28
Requirements - exhibitions sunny.
Management - the plants have a child, first child to be made in 50-70 days and the second at 130-150 days.
Propagation - by seeds. Before sowing, seeds should be treated with Captan, and wetted for 24 hours for a uniform germination, it looks at 30 cm distance and 2.5 cm depth, germination takes place in three days.
Pests and diseases - alternatinghe alternated, Phyllosticta sp., Cercospora sp. Catopsilia pyranthae.
Properties and Uses - leaves and fruits are used as laxatives and purgatives.
Trees and shrubs
Caesalpinia gilliesii - a species native to temperate and subtropical regions of South America, grown on every continent as an ornamental species in parks and gardens, may naturalize in areas where the climate is favorable.
Evergreen shrub. Branches erect. Leaves green, alternate or subverticilate, 6-21 x 2.5 cm, limb oblong, coriaceu, top acuminata, edge entire, nervatiune pinnate. Flowers arranged in terminal panicule, small flowers, hermaphrodite
Canarina canariensis - herbaceous, commutes glaucescenta. Endemic from the Canary Islands, Tenerife, grows at the edge of forests, from 300 to 1000 m altitude.
Deciduu shrub, 2-5 m high. Bark gray young branches are yellow-green. Leaves alternate; paripenat-compound, 4-6 pairs of folio oval-elliptic, 10-35 mm long, dark green in summer and autumn yellow, 5-10 cm long; spinescente Stipe. Flowers solitary, Corola yellow, 20-25 mm long, increase the armpit leaves, blooming from May to June.
Ajacis delphinium - annual species, native to southern Europe, cultivated in different forms as ornamental horticulture.
Alnus cordata - alder of Corsica
Alnus cordata is a deciduuous tree, native to Italy and Corsica, occurs naturally in poorly drained soils, in semi-shade. The plant can tolerate maritime exposure, dry conditions as well as a dusty atmosphere. Is cultivated as ornamental trees in gardens and parks.
Hibiscus syriacus - shrub to 3 m high, native of India and China, naturalized in southern Europe. cultivated as an ornamental tree in parks and public gardens, the street alignments or as hedges.