Scientific alinafroDenumire - Nicotiana alata
Synonyms - Nicotiana afinis
Popular names - regina noptii, tobacco plant, flowering tobacco, jasmine tabacco.
Distribution and Habitat - native to Brazil, Argentina and Paraguay.
Description - Perennial species. Stems branched, 60-90 cm high. Leaves alternate, spatulate-elliptic, obtuse or subacute tip, 10-25.5 cm long, sessile or short petiolate, petiole wing. Flowers grouped in loose raceme, fragrant, white. Calyx 15-25 mm, Campanula. 50-100 mm corolla, tubular to infundibuliforme white-green, limb 15-25 mm. Stamens unequal, inserted at ¼ or 1 / 3 of corolla tube. Fruit capsule 12-17 mm, ovoid.
Growth Rate - fast.
Requirements - prefer rich soil, well drained, clay, sunny or partially shaded in exhibitions.
Propagation - partsn seeds. It resembles in September-October in the field, and in March in the greenhouse, germinate in 14-21 days after sowing. Plants can be transplanted when they have six leaves. Are planted 30 cm between plants. Blooms in 10 to 12 weeks after sowing.
Properties and Uses - cultivated as ornamental species in parks and gardens or in pots.
Curiosity - the genus name 'Nicotiana' was given in honor of Jean Nicot of Villemain, French consul in Lisbon, which in 1560 sent seeds to France.
The first was discovered species Nicotiana rustica, following Columbus's expedition in 1492.
Horminum pyrenaicum - herbaceous plant, perennial, rizomatoasa, native to Europe, alpine meadows and subalpine grows on limestone bedrock, from 1500 up to 2500 m altitude.
Pontederia cordata L.
Species aquatic perennial, 45-60 cm tall, thin rhizome. Leaves basal, erect, ovat-lanceolata, with the cord; long petiole. Flowers violet-blue, rarely white, with an upper lobe yellow blossom disposed in ear type. Perianth campanulata, Revol tube after blooming, 6 stamens, 3 more unequal, May 3 children; anther elliptic, blue. Blooms in June-September. The fruit contains a single seed, indehiscent.
Impatiens balsamina - a species herbaceous annual, native to China and India. cultivated as ornamental plants in parks and gardens. It can be grown as potted plants, but watered regularly.
Aster amellus - a species native to Europe and Asia, common in the collinear, dry and sunny at the edge boschetelor grow on limestone bedrock, from 0 to 800 m altitude.
Salpichroa organifolia - perennial, rhizomatic and subfrutescenta. Hailing from South America, naturalized and naturalized French Atlantic coast, around the Mediterranean, Corsica and Spain wet substrates increases from 0 to 600 m altitude.
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.
Bush, 60-150 cm tall. Branches green, thin, pubescent, with 4.12 edges. Leaves pubescent, with some softwood apuncte, leaves from the branches are placed 3.6 in each verticil, language ovat-elliptic, 8.5-16 x 6-9 mm, top acute, sparsely toothed, leaves are opposite dinsre top Lujerul, linear, whole.
Nemophila maculata - a species endemic in California, Nevada and Sierra Sacramento Valley provinces, increases from 0 to 3100 m altitude cultivated for ornamental purposes in all regions of the world.