Scientific name - Hoffmann regalis
Genus name was given in honor of Professor of Botany, Georg Franz Hoffmann.
Popular names --
Distribution and Habitat - originally from Mexico and Central America.
Description - evergreen shrub, 1.2 m high. Strain with 4 edges. Leaves opposite, membranous, soft, dark green upper side and reddish on the underside, nervatiune obvious, limb oblong-lanceolata, margin entire, top acute, base cuneata, 8-12 x 20-30 cm. Cime axillary inflorescences. Calyx with 4 SEPA. Corola campanulata, petals oblong, slightly nested. Stamens inserted on corolla tube, anther erect. Fruit Baca.
Requirements - fertile, moist, well drained, with semi-shaded exhibition. Optimal temperatures are 16-29 ˚ C. High ambient humidity.
Management - must wetsummer and winter rarely attend. Monthly apply liquid fertilizers.
Propagation - by seedlings, spring, place the sand rooted in peat at a temperature of 21 ˚ C.
Pests and diseases - if the leaves fall prematurely is a sign of low ambient humidity. If burns occur on the edges of the leaves means it is exposed to direct sunlight.
Dracaena marginata Lemarck
Popular names: English - Red-edged Dracaena, Madagascar Dragon-Tree, Hawaii - money tree.
Dracaena marginata Lemarck is an evergreen species native to Madagascar, was imported into Europe in the XVII century. Bush by 6 m high, formed more vertical stems. Leaves arranged spiral, simple, Sesia, entire, linear, evergreen, green with reddish margins, 15-45 x 0,7-3 cm; nervatiuni parallel.
Agapanthus species. Cultivation and maintenance
Euphorbia pulcherrima - Poinsetia
Description - shrub, 20-50 cm high. Decidue leaves, oval, 10-15 cm long needle, or pointed. Flowers small, yellow-green, surrounded by bracts 15-20 cm long, red, pink or white.
Tolerances - not tolerate too hot environments, usacte and poorly lit, leaves turn yellow and fall.
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
Aloe vera Mill.
Trees and shrubs
Thevetia peruviana - leandru yellow
Evergreen shrub, 6 m high. Stem erect, cylindrical, branched, smooth, green, presents latex. Leaves simple subsesile, alternate, arranged spiral limb linear, entire edge, top acute, glabra, 8-16 cm long.
Tree 25 m high. Trunk erect, branched. Ritidom smooth, dark gray. Crown broad, thick, tapered. Leaves persistent, alternate, coriacee, lamina ovat-oblong, acute, entire and slightly wavy edge on the upper side and glossy green color, on the underside is brown-rust, pubescent, ribbed central rib obvious; nervatiuni pinnate secondary.
Dovyalis caffra - kei-apple
Dovyalis caffra - fruit edible, with a high vitamin C content (80-120 mg/g), potassium (600 mg), and makes an excellent jam.
New species of Betula in China
Tree, strain 25 m high and 60 cm in diameter. Bark dark gray or gray-brown, longitudinal cracks and is exfoliating. Branches reddish brown or gray-brown, densely glandular Vilo and resin. Petiole 1.5-3.0 cm, densely dotted Vilos resin.
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.
Aquilegia fragrans - fragrant caldarea
Herbaceous perennial. Roots thin. Stem 30-100 cm tall, branched, slightly pubescent on the underside, becoming glandular-pubescent in the upper. Basal leaves bi or tri-Ternate, glauca, lobes 2-3-lobate, 1.5-4 x 1.5-4 cm, base cuneata, obovata, glabra green glauca and upper face, and pale green inside pubescent, hairy stalks.
Lampranthus aurantiacus. perennial species, succulent native to South Africa. Cultivated as ornamental species for rocarii.