Sophora derived from Arabic and means tree with pea flowers. Specific epithet is in honor davidii Abbe Armand David, a French missionary and naturalist who contributed to the knowledge of flora and fauna of China.
Sophora davidii is from Hubei, China, where it grows on rocky places at elevations of 1 000 - 3 500 m.
Sophora davidii - thorny shrub, 1,5-3 m high. Glabra pubescent or low strain. Stipele brown spinescente, 2-3 mm long, is linifica time. Leaves alternate, 2-6 cm long, imparipenat-compound, petiole 5-10 mm long, 2.5 cm long rachides, 5-8 pairs of Folio, opposite or sub-opposite, plus foliole terminal, 5.12 x 2 -- 4 mm, obovata, mucrOnati. Raceme terminal, short wing, pedunculate, peduncle 1 cm long, rachides 4 cm long, 7-12 flowers; bractei triangulation, sericeu, 1 mm long. Flowers 2 cm length <7 mm long calyx, dark purple, pubescent, lobes much shorter than the tube, 2 superior lobes obtuse, 3 lobes narrower and acute. Corola white to blue-violet; vexilum 20 x 7 mm, spatulate, the attenuated wing 16 x 4 mm, 15 x 3 mm hull. 10 free stamens. Ovary 1.5 cm long, pubescent. Blooms in June. Pods 3.6 cm long, 3-5 mm wide, brown, pubescent.
Culture - Minimum temperature -20 ° C. Grows well on poor soils, sunny. Adapt well in wet soil conditions but must be well drained.
Multiplication - the seeds. Is maintained for 24 hours in water at 40-70 ° C to germinate quickly. Hothouse soil can be removed in time have 2-3 leaves. Multiplication by drajoni, from mid July to September.
Diseases and pests - areUnreal plants can be attacked by Tetranychus spp .. Can be countered by natural, biological Phytoseiulus persimilis and Feltiella persicae, along with atmospheric humidity and with a good spraying leaves with water.
Sophora davidii - is a shrub with woody trunk and branching, do not require any maintenance cuts. In Yunnan is grown for vegetable protection of animals and birds.
Cultivation and varieties - 'Hans Fliegner' - dark blue flowers, slowly ascending.
George Ernest Brown - The pruning of Trees, Shrubs, and Conifers - Timber Press, 2004
Harrison L. Flint - Lanscape Plants for Eastern North America - Wiley, 1997
Hilier Nurseries - The Hilier Manual of Trees and Shrubs - David & Charles PLC, 2007
John Ferguson & ndAsh, The Gardener's Year - Frances Licoln, 2006
Peter Hanelt, Institute of Plant Genetics and Crop Plant Research - Mansfeld's Encyclopedia of Agricultural and Horticultural Crops - Springer, 2001
Thomas Graham Stuart - Ornamental Shrubs, climbers and Bambole - Frances Lincoln, 2006
Trees and shrubs
Evergreen tree, 15-20 m high. Leaves simple, alternate, coriacee, limb oval edge gear, 2.5-5 cm long, short stalks. Flowers arranged in dense corymb, hermaphrodite, pentamere, white, 1.5 cm in diameter, calyx of 5 SEPA. Fruit capsule, containing 10-20 seeds.
Prunus serotina - a native of North America, grows on the edge of forests on sandy soils and poor.
Asclepias fruticosa - shrub native from South Africa, introduced in the Mediterranean for textiles.
Lychnis coronaria - the king's beard, flower wedding
Herbaceous biennial. Stem erect, silvery-pubescent, simple or branched, 30-80 cm high. Basal leaves are petiolate, oblong-lanceolata, spatulate, 5-10 cm x 10-25 mm, margins entire, top acute, the caulinare are Sesi, oblong-ovata, Hirsute, 5.12 cm long. Blossom panic terminal peduncle 10 cm long
Tree 15-40 m high, trunk 1 m in diameter. Subsesile leaves or stalks, stalks up to 3 cm long, glabru or glabrescent; language to narrow obovata ovata, ovat-lanceolata, 6-15 x 2.5-7 cm, margins evening, the round, top-acute acuminata.
Spartium junceum - native to the Canary Islands and Mediterranean Basin, grows in arid places, ground limestone, from plain to 600-2000 m, in association with Quercus pubescens, Quercus ilex, Fraxinus ornus, Cotinus coggygria.