14
Apr
2011
Tithonia rotundifolia
Flowers | Magnoliopsida

Scientific Name - Tithonia rotundifolia

Synonyms -

Popular names - Mexico sunflower, girasole messicano.

Distribution and Habitat - originally from Mexico and Central America.

Description - The annual species, branched, pubescent, 1.8 m tall. Leaves alternate, entire or trilobite, lamina ovate, the attenuated, pale green, 5-12 cm long. Ligulate flowers 10-14, obovate to elliptical, orange to red-portocaliu1.5-3.3 cm long, tubular yellow flowers, pedicel length 18 cm. Blooms in July-September. Fruit achenes.

Requirements - exhibitions sunny, fertile, well-drained soils.

Management - are watered regularly during dry periods of the year.

Propagation - by seed, is sown in April-May, germinate in 7-10 days.

Garden Partners - Tagetes sp. Zinnia elegans, Salvia andplendens.


Photos
Top
See also
Top
Flowers
Bergen crassifolia (L.) Fritsch.

Herbaceous perennial forms a bush evergreen basal leaves, stems florifere up to 50 cm tall, dark purple. Leaves 25 cm wide, or elliptic obovata language, rim around the base cuneata, top obtuse, long petiole, 3-9 cm long. Panic blossom, flowers pink or dark pink open.

 
Anemoides trifolia

Anemoides trifolia - geofita rizomatoasa, native to southern Europe, grows in forests and mountain collinear, hornbeam and beech.

 
Solidago caesia - blue-stemmed goldenrod

Solidago box to - perennial species, native to North America, grows naturally in dry soils on roadsides.

 
Thlaspi montanum L.

Thlaspi montanum var. montanum is toxic and cause death of larvae of Pieris rapa.

Thlaspi montanum var. siskiyouense is a serpentine endemic from southwestern Oregon.

 
Galanthus nivalis L.

Bulbous perennial species with herbaceous matter, erect, bulb ovoid, dark brown tunic, 1.5 x 2.4 cm. Leaves basal, 20 cm long, linear-lanceolata, rounded at the top. Flowers generally solitary, clocks, accompanied by a shoulder 3-4 cm long, 3 tepale flower is composed of external and internal 3 tepale erection of about 1cm, biloba, white with green spots

 
Magnoliopsida
Indigofera jucunda

Indigofera jucunda - shrub or small tree, evergreen, native to the forests of Africa, Kwazulu-Natal, near rocks and rivers.

 
Begonia

Plants with succulent stems, leaves and flowers unisexuate asymmetric, long pedunculate, grouped dichaziu terminal. ♂ flowers usually are obsolete, consisting of 4 petals oval, two of which are shorter, the ♀ consist of 4 petals equal, persistent.

 
Cutter paniculata L.

Cutter paniculata L. - shrub or small tree of between 3-12 m tall, native of north-eastern India, Bengal, and Andaman. Ritidom black-brown. Leaves alternate, oval-lanceolata, top acute, margin entire or slightly evening, glabra, 10-20 cm long, ribbed by 1-1.5 cm, pubescent; stipele linear-lanceolata, acuminata, pubescent

 
Marrubium vulgare - Voronez

Perennial herbaceous plants, root fusiform. Right strain, wood and rigid, pubescent, 30-100 cm tall. Leaves petiolate, opposite, green-gray, pubescent on the underside, lamina ovata or suborbiculara, iregulat-edge gear, top round or obtuse, base subcordata, 2.5-5 cm long, 1-2 cm long stalks.

 
Camellia japonica

Evergreen ornamental plant of the Theaceae family, native from Eastern Asia, its origin is still controversial, being considered by some as species indigenous from Japonia and, by others, from China. It was introduced into Europe by the Portuguese in 1542 and soon spread to Spain, England, France and Italy; into United States at the beginning of the 18th century, and in Australia during the mid 19th century.

 
   Add to iGoogle
Last posts

Categories

Links