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
Rhipsalis grandiflora Haworth 1819
Agapanthus species. Cultivation and maintenance
Aptenia cordifolia Schwantes
Aptenia cordifolia - Prostate species, evergreen, native to southern Africa. Leaves opposite, petiolate, ovat-cord, edge entire, 1-3 cm long. Flowers solitary, terminal or axillary, short pedunculate, 1 cm diameter, 4 sepa unequal petals united at the base, pink to purple, stamens numerous. Blooms in April-August. Fruit capsule, obconica, 4 valves, 1 cm long.
Aeonium arboreum - tree aeonium
Sunshrub native from Maroc, stem branching, leaves borne at the ends of the branches in rather flat rosettes.
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.
Allium brussalisii (Aliaceae), new species from Greece
Allium croaticum Bogdanovic Brullo, Mitic and Salmeri sp.nov. in Croatia
Tahina J. Dransf. & Rakotoarinivo, gender. November. family Arecaceae
Tahina J. Dransf. & Rakotoarinivo, gender. November. Arecaceae family is a new kind of northwestern Madagascar, with one species Tahina spectabilis.
On December 5, 2006, Bruno Leroy, resident and avid Madagascar palm, has posted a picture of an unidentified palm on www.palms.org the International Palm Society.
Herbaceous perennial, rustic. Rhizome with roots beam. Nastriforme leaves, gathered in bouquets. Raceme blossom or panic, small bracts, perianth campanulata, tepale united at the base, ovata, yellow or orange, 6 stamens attached to corolla tube, ovary inferior. Fruit capsule dehiscence.
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.