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.
Tahina spectabilis palm is a 4.10 m high. Stem bulbous at the base, 50 cm in diameter, internoduri of 8-10 cm, nodes 1.5-3.5 cm. Marcescente Leaves on young specimens, cost-Palm, 12-18 on an adult crown, 80-100 x 52-58 cm, margins fibrous stalks 3,50-3,80 m long, deeply grooved, smooth edges, 10-12 cm diameter, Coast approx. 1.60 m long, lamina 3,80-4,10 m in diameter, divided in sections 110-122, tomentos fluffy white apical bifida. Blossom terminal, composed, 4 m long, 21-order arms above 2.50 m long, tubular bractei, 9-25 cm long. Fruit ellipsoidal toto obovoid, 25-30 x 20-22 mm, perianth persistent, green-yellow at maturity, 3-3.5 cm long, 2,3-2,7 cm wide. Seeds global 18-2,2 cm long, 1.4-1.8 cm wide.
Spectabilis was found only in Tahnia town Analalava, in northwestern island of Madagascar, where annual rainfall is estimated at 1600 mm, the local climate is dry and warm. The vegetation is dominated by species xerophytes and succulent, and Euphorbia, Aloe and Kalanchoe. It is a species sensitive to temperature variations, from June to September temperatures do not exceed 25 ° C and minimum 19 ° C, even a shift from temperatures of 25 ° C to 19 ° C too sharp may be critical and may inhibit colonization new areas.
Source The Linnean Society of London, Botanical Journal of the Linnean Society, 2008, 156, 79-91
Four new species of Maranta L. Marantaceae in Brazil
Allium brussalisii (Aliaceae), new species from Greece
New species from Brazil Swartz - Swartz trimorphica Mansano & AL Souza
Shaft, 6 m high, branches hairy. Stipele 1.5-2 x 1-1.2 mm, triangulation, passwords, decidue. Imparipenat-compound leaves, folio 9, petiole about 2.4 cm long, hairy-tomentoase, talkative leaf 7.5-8.3 x 2.9-3.6 cm, elliptic, oval-oblong, glabru few hairy face and inside the main rib, the acute - cuneata, apex caudate
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.
Tulipa acuminata Vahl - The name of this species was introduced in 1813, when Martin Vahl, a professor of botany, including the list of plants grown in the Botanical Garden of Copenhagen.
Tulipa acuminata can grow to 40-50 cm high, leaves lanceolata, glauca. Flower solitary; tepale linear-lanceolata, acuminata; tepala is greater than 13 cm long.
Allium cepa L. - onion
Herbaceous biennial, bulb white, gold, red or purple, 5-8 x 3.10 cm. Leaves persistent, 4-10, fistula, 30-100 x 3-20 mm. Umbela blossom persistent, erect, compact, rear obsolete, ovata, ± equal, leading to acute acuminata.
Areca catechu L.
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.