Scientific name - Senna corymbosa (Lam.) Irwin & Barneby
Synonyms - Cassia corymbosa Lamarck, Cassia crassifolia Ortega.
Popular names - Argentina Senna, fedegoso, rama negra sen del campo, shower tree.
Distribution and Habitat - originally from Brazil, Argentina and Uruguay.
Description - evergreen shrub, 2-3 m high, stem thin, highly ramified, almost glabru. Leaves alternate, petiolate, membranous, paripenat compound, 2-3 pairs of folio; stipele linear, obsolete, or oblong-folio oblonga lanceolata, 5 x 1 cm, top acute or obtuse, base round and asymmetrical, the ventral green, glabra . Flowers pentamere, dialipetale, hermaphrodite, zigomorfe their joint corymb raceme, loose, terminal or axillary, yellow calyx unequal SEPA, obovata,5 cm, green, Corola with petals obovata, unequal stamens spatulate androceu 3 and 7 stamens fertile ovary gineceu with higher glabru, unicarpelar, unilocular, polispermic. Noimbrie and blooms in May. Fruit pods, cylindrical pendence, 10-12 cm long, round in cross section generally indehiscenta.
Tolerances - suffer damage following frosts.
Requirements - grows well in moist soil but well-drained, moderately fertile, in full sun. During growth, moderate moisten and apply liquid fertilizers monthly, winter is often wet.
Management - old plants would be severely clipped spring, to force growth in November, but not cut the trunk at ground level.
Propagation - by seeds, it looks to 18-24 ˚ C, Spring. By division, Spring. The semi-lignificati root cuttings in summer.
Properties and Uses - In Argentina esyou grown as a medicinal plant. In the USA and Mexico is planted in areas affected by erosion.
The leaves have laxative properties, and external use is used as emollient and analgesic in the form of poultices. Decoction of leaves is laxative.
Constance Rogers, David J. Rogers - Woody Ornamentals for Deep South Gardens - University Press of Florida, 1991
Ernst Schmidt, Mervyn Lotter, Warren McCleland, Jacana Education - Trees and Shrubs of Mpumalanga - Jacana Media, 2002
Gustavo Aparicio, Eduardo Haen - 100 árboles Argentina - Albatros Ediciones, 2001
John H. Wiersema, Blanca Leon - World Economic Plants - CRC, 1999
Kirsten Albrecht Llamas - Tropical Flowering Plants - Timber Press, 2003
Peter Hanelt, Institute of Plant Genetics and Crop Plant Research - Mansfeld's Encyclopedia of Agricultural and Horticultural Crops - Springer, 2001
Allium cepa L. - onion
Herbaceous biennial, bulb white, gold, red or purple, 5-8 x 3.10 cm. Leaves persistent, 4-10, fistula, 30-100 x 3-20 mm. Umbela blossom persistent, erect, compact, rear obsolete, ovata, ± equal, leading to acute acuminata.
Tree. Stem thick, iregulat branched, 8-20 m high, small trunk with rough bark and dark, horizontal branches. Leaves opposite, dark green, elliptical language, 10-20 x 6.9 cm, the round, top round, margins entire, ribs parallel and perpendicular to the mid rib. Flowers in axillary Cime of 4-15 flowers blossom is white rachides cream, white flowers, 2.5 cm diameter and 0.8-1.4 cm long.
Capparis spinosa L. - caper
Undergrowth, with root wood and lignificate stems at the base, erect in the basal portions. Leaves alternate, two stipele turned into thorns, persistent or obsolete, short stalks, oval or subrotund language, edge entire, flashy, green-glauca. Flowers solitary, peduncle long in upper leaf axilla; calyx of 4 sepa green, Corola of 4 white petals, stamens many red-purple color.
Brassica nigra Koek. - Black mustard
Brassica nigra is herbaceous annual native to Asia Minor, but is cultivated on all continents for the seeds. The seeds are used for preparation of mustard.
Santolina chamaecyparissus - limbricarita
Perennial species, stem 10-60 cm tall, erect or pendence; nefloriferi stalk is green-gray-tomentos; lujerii floriferi are simple, without leaves before blossom. Pectinata-toothed leaves often to penatsectate. Involucre 6-10 mm wide, hemispherical, subtruncat or not, or slightly rounded at the base; bractei lanceolata-ovata, Carina, the interior with round top. Flowers arranged in the capital, bright yellow.
Trees and shrubs
Evergreen shrub or small tree, 1-2 m high. Branched or with a single stem, thin, often branched stalk with fine hairs, covered with scars of fallen leaves. Leaves alternate, elliptic-round, 5-15 x 5-10 mm, top and tapered-round basis, margins finely toothed or entire, glossy dark green on upper side, more pale green inside; countries, glabra, occasionally glandular, ribbed very short.
Eucalyptus globulus Labill.
Evergreen tree, 25-70 m high x 5 m diameter trunk base. Ritidom rough, exfoliating in gray is the upper of the trunk and branches, in long strips. 12-15 x 12-25 mm buds. Leaves are opposite, in pairs, united among themselves in the green-glauca, 6-15 cm long, adult leaves alternate, 15-35 cm long, lanceolata and arched, the asymmetric top long-acuminata, sturdy stalks.
Clerodendrum bungei - ornamental species grown in parks and gardens and in pots but terraces. Leaves crushed leaves an unpleasant odor. In hot and humid climates become invasive.
Thunbergia alata - black-eyed Susan
Thunberg spelled - a species native to tropical Africa, but common as ornamental plants.
Soldanella alpina - grows in coniferous forests and grasslands, from 1000 up to 2500 m altitude, moist substrates, rocks, rich in humus.
Shrub or small tree, 1-5 m height, stalk Rosietici, smooth or slightly ribbed or tubers, glauca, purple. Leaves with lamina narrow-lanceolata, lanceolata or narrow-oblong-elliptical, 8-21 x 3.8 cm, the attenuated cuneata, top acute or obtuse, petiole up to 5 mm long. Petals 2-3, 8.12 mm long, ovata.
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.
Bellis perennis L. - bucks
Herbaceous perennial, prostrata, pubescent, 12-20 cm high. Rhizome short, fibrous roots. Leaves arranged in basal rosette, the surface covered with glandular hairs; language spatulate, crenata edge, rib median obvious, ribbed wing. Inflorescences solitary, 1.5-3 cm in diameter, involucre 3.8 mm high, bracts ovata or oval