Popular names - English: Areca, Areca-nut, betel nut palm, French: cachou falling within subheading, Arequier, German: Betelnusspalme, Guam: pugua, India: Pan, Spanish: catechou hand, Yap: bu.
Areca catechu - originating in eastern Africa, southern Asia and the Pacific Islands. Grows in tropical climates at altitudes from 0 to 900 m.
Areca, was first described by Theophras in file 340 by species cultivated in India and Sri Lanka, Thailand, Malaysia, and Philippines.
Areca catechu - a palm is monoecious, with a single trunk, grows up to 30 m high and 25-40 cm diameter. The roots are dense, fibrous. Fronde pinnate-compound 1 to 1.5 m long, 30-50 Folio, lanceolata, 30 to 70x 3 to 7 cm. Unisexulae flowers with male and female flowers on the same blossom. Blossom panic, very branched. 6 tepale flowers, Sesia, creamy white, fragrant, flowers are small men, 6 stamens, female flowers are 1.2 to 2 cm long. Blooms in November-February. Fruit drupe, ovoid, 5-10 x 3-5 cm, yellow, orange when they are ripe, pericarp fiber. Seeds ovoid, global, or ellipsoidal, 3-4 x 2-4 cm. 2n = 32
Growth rate - moderate, 0.5 m per year. Longevity - 60-100 years.
Culture - annual rainfall needs Areca catechu are 1500-5000 mm / year. The maximum temperature is 38 ° C and minimum temperature is 16 ° C. Grows on clay-clay soils, well drained, grow and on calcareous soils. Soil acidity - pH 5.0 - 8.0. Tolerate drought. Prefers sunny exhibitions after the last juvenile period. Not tolerate soils with high salinity. Low tolerance towards the wind. The land around the trunk is mulceste adventitious roots to encourage growth.
Propagation - seeds germinate in 90 days after sowing, the germination rate is 90%. It needs 3-24 months before being transplanted in the nursery, and after another 1-2 years can be planted in place permanently. An adult palm produces about 8.12 leaves per year. Build starting from 4-6 years. Female flowers open first. Ripening fruit is carried out after 8.9 months.
Cultivation and varieties - A. catechu var. silvatica, A. catechu var. batanensis, A. catechu var.deliciosa, A. catechu var. longicarpa.
Pests and diseases - Phytophthora arecae, Ganoderma lucidum, Exosporium arecae, Gloeosporium catechu, xiphinema pins.
Medicinal properties and use - Philippines flowers are added to salads.
A root decoction is used to treat inflammation of the lips. The fruits are astringent properties, diuretic, digestive, aphrodisiac and anorexia. Fruit juice in small quantities has properties laxatives. Powder from seed is antiseptic.
Alfred Barton Rende - The Classification of Flowering Plants - Cambridge University Press, 1930
Bennett Alan Weinberg, Bonnie K. Bealer - The World of Caffeine - Rotledge, 2002
James A. Duke - Handbook of Nuts - CRC, 2000
Kirsten Albrecht Llamas - Tropical Flowering Plants - Timber Press, 2003
Narayan P. Manandhar, Sanjay Manandhar - Plants and People of Nepal - Timber Press, 2002
Orient Longman - Indian Medicinal Plants - South Asia Books, 1994
Robert Lee Riff - Timber Press Pocket Guide to Palms - Timber Press, 2008
Shih-Chen Li - Chinese Medicinal Herbs - Dover Publications, 2003
Trees and shrubs
Bush deciduu, wood. Iregulata crown, branches couples glabra, 4-5 m high. Leaves alternate, simple, rough, 12 x 2-4 cm long, the upper part at first is tomentoasa then becomes glabra, opaque green, the underside is silver viloasa easy.
Rosa gallia L.
Bush, 100-150 cm tall, robust system radically, lignificat produces underground runners. The stems are green, with red points. Leaves imparipenate; 3.7 Folio, oval or elliptical, or short stalks Sesi, evening edge, glabra upper surface and glossy, the lower part is lighter and has many glandular hairs
Evergreen shrub, 3-4 m high. Leaves alternate, long-petiolate, palmately-compound, with 7.9 Folio, coriacee, folio obovata, glabra, margin entire, nervatiune pinnate, petiole thin, 12-15 cm long. Blossom terminal, glabra, 20 cm long, flowers arranged in umbele raceme, 0.7-1 cm in diameter, pedicel 5.8 mm long. Fruit drupe, ovoid, orange, 5 x 4 mm.
Salix reticulata is a shrub alpine areas grows, from 1800-2700 m altitude in association with Silene acaulis and Dryas octopetala.
Ursinum Allium L. - Aliu of June, Ramsons, wild garlic
Herbaceous perennial, bulb. Oblung bulb. Leaves 2-3, lanceolata, margin entire, top acute, 30 x 3.6 cm. Flowers white, 6-20 hermaphrodite, in whole or pointed umbela backs, caduca; 6 tepale lanceolata, about 1 cm, 6 stamens, superior ovary, peduncle 2 cm. Blooms in May-June. Fruit capsule.
Lilium candidum - lily
Lilium candidum - geofita bulbous, originating in the Mediterranean region, rising to 600-700 m altitude.
The lily is a symbol of purity and chastity, became the symbol of the Virgin Mary and the archangel Gabriel.
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.
Saccharum officinarum - Sugar cane
Herbaceous perennial strain neramificata, 3-4 m high, 3-5 cm diameter. Roots of two ways, first type is formed from Butas after planting, are thin and bends, the second type of primary shoots grow roots flashy and less branched, with all the old roots are brown and dry.
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.