Scientific name - American Agave L.
Popular names - Century Plant.
Distribution and Habitat - increases arid soils in southern Texas, but naturalized in warm regions of the globe.
Description - herbaceous plant, perennial, rhizome drajonant. Basal leaves arranged in rosettes consisting of 30-60 leaves ascending, triangular lanceolate, inside round, 100-150 cm long, 15-25 cm wide, glaucescente on top with a spin of brown, 1-5 cm long , spaced side edges with thorns, sharp triangular. Flowering stalk thick, 3-10 m tall, branched at the top with 20-40 branches, 50 cm long the inferioare.flori numerous, small, unpleasant smell. Perigon infundibuliform, 15 cm long tube and lobes of 3-4 cm. Stamens 2 times longer than lobes perigonului. Inferior ovary. Blooms in June-July. Fruit headSula long, 5 cm.
Tolerances - sensitive to frost. Tolerate drought.
Requirements - zoluri prefer sandy, well-drained, sunny with exhibitions.
Propagation - by seed and rhizome separation.
Properties and Uses - grown as houseplants or in greenhouses in areas with cold winters, and outside in areas with milder winters. In warmer areas tend to naturalize, sometimes even becoming invasive.
Curiosity - genus Agave includes 300 species originating in warm arid regions of America. It was introduced in Europe in the mid sixteenth century.
Agave blooms just once in its life cycle, from 80-100 years after the plant dies.
Cactus and succulent plants
Manure for such plants must be done with fertilizer rich in phosphorus and potassium.
Nitrogen should be given in limited quantities, that stimulates plant growth, weakens tissues and increases perspiration. Manure must be made during late winter to spring to stimulate growth and flowering.
Kalanchoe eriophylla - was first described by R. Hilsenbeck and W. Bojer, in 1857. Originally from Madagascar, which grows at high altitudes, on rocks.
Kalanchoe eriophylla - epiphytic species, herbaceous perennial, 30 cm height. Decumbenta strain or swing. Leaves opposite, Sesia, in rosettes at the base, language juicy, sub-ovoid, 10-35 x 6-17 mm, pubescent, base truncata or amplexicaule, top obtuse, margin entire or crenata.
Corryocactus quadrangularis F. Ritter 1958
Juicy species, perennial, native to Madagascar, was introduced in Europe in 1920. The species is named after Robert Blossfeld. Undergrowth of 40 cm height. Leaves simple, opposite, succulent, elliptic to ovata, the strains are from the top of Blong-lanceolata, 2-10 cm long, red margin, crenate, glabra.
Gymnadenia conopsea - can be planted in parks and public gardens, on lawns or grassy rocks.
Gymnadenia conopsea - Gymnadenia genus name comes from the Greek words 'gymnos' = empty and 'Aden' = gland.
Bletilla are easy to grow, to shady borders, where they make a handsome textural combination with ferns.
Hedychium coronarium - white ginger
Herbaceous perennial, 1-1.5 m inaltme, fleshy rhizome. Leaves alternate, decidue, language sessile 28-40 x 4.7 cm, narrow elliptic, apex long-acuminata, the acute glabra on top, the furry bottom steps. Flowering 4.10 x 3.6 cm. Bractei persistent ovat-triangulation, green, 4-7 x 2-4 cm, margins membranous.
Four new species of Maranta L. Marantaceae in Brazil
Allium brussalisii (Aliaceae), new species from Greece