29
Oct
2008
The new species of Chirita (Gesneriaceae) from Yunnan, China
New Species | Magnoliopsida
0
0

Genus Chirita (Gesneriaceae) comprises 110 species distributed in southern China and Vietnam.

In 2004, one of the authors (HJ) found a species of Chirita while working or on the field of tropical forest in southern Yunnan province. For three years, has monitored the species and studies. Plants were grown and examined in greenhouses of the Botanical Garden in Beijing. Thus they found that the species is unknown is easily distinguished from other species of the genus.

Chirita maguanensis is a perennial species, presents the rhizome, 2-6 cm long and 2.5 cm in diameter.Leaves grouped on top of rhizome, coriacee, ribbed 2,5-8 cm long, elliptic, acute. Corola purple with dark purple stripes inside. The fruit is a capsule linear, pubescent, brown. Fusiforme seeds, dark brown.Blooms from July to August.

Prefers humid climate with average temperatures of 14.7 oC. The plant grows on limestone soils at altitudes of 1800 m. The soil pH should be between 6,2-6,5.

Source www3.interscience.wiley.com

See also
Top
New Species
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 in Vietnam

In Hanoi, Vietnam were discovered November 5 varieties of orchids.

Three species of orchids are completely devoid of leaves. Not contain chlorophyll and live on the meter in the decomposition like mushrooms.

 
Orobanche portoiliciana A. Pujadas & MB Crespo

Herbaceous species, stem 15-34 cm tall neramificata air, branched underground stem. Thin air stem, 7-12 mm diameter base, whitish at first glabra, glandular Vilos-time, 0.3 mm long hairs. Basal leaves 4.10 x 4.8 mm, triangulation until lanceolata, nested, leaves stems 8-14 x 2-5 mm length

 
Four new species of Maranta L. Marantaceae in Brazil

Family Marantaceae species are distributed, the majority of 80% in tropical regions, 11% in Asia and 9% in Africa (Hammel, 1986). The family includes about 530 species and 31 genera, are the most widespread genus Calathea.

 
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.

 
Magnoliopsida
Ranunculus asiaticus

Perennial herbaceous, stem 7-40 cm high. Caulinare different from the basal leaves, the basal are lobate, and those are areas caulinare. Flower 3-5 cm diameter, white, yellow or red; 3.5 sepa obsolete; 5 or more petals, stamens numerous. Fruit achenes, top acuminata recurbat, 4,5-5,6 x 3,0-3,7 mm, brown doll. 2n = 16.

 
Mutisia subspinosa Cav.

Undergrowth voluble, 2-3 m long. Strain poorly ramified, glabra, wavy, yellow-green, 3-wing, green wing, needle-spin, axillary buds are white tomentosi. Leaves alternate, Sesia, language hasta, 8-10 x 0.6-1.3 cm, green, toothed margins, 10-14 pairs of teeth mucronata, long-attenuated peak and ended with a Carcel

 
Nepeta cataria

Nepeta cataria has similar properties with valeriana, amaro-tonic and sedative antispasmotica.

Nepeta cataria var. citronelol citriodora contains more essential oil used as perfume industry.

 
Digitalis purpurea

Digitalis purpurea - ornamental species, the size and elegant in almost any soil type and situation.

Digitalis purpurea digitalina contains a powerful drug used for heart disease. London was introduced in the 1650s in the pharmacopoeias.

 
Calystegia sepium

Calystegia sepium - rhizomatic herbaceous perennial, grows spontaneously throughout Europe and Asia, infesting herbaceous crops, grain, grow on the stems bush bush, from 0 to 1400 m altitude.

 
Comments
Top
comments powered by Disqus
   Add to iGoogle
Last posts

Categories

Links