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.


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Magnoliopsida
Cotoneaster horizontális

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Ceanothus thyrsiflorus

Shrub or small tree, evergreen, 1-4 m high. Prostrata strain or upward. Green stalk, glabra, thin, flexible, geniculati. Leaves 2-6 cm long, oblong-elliptic, top obtuse or acute, margin fine teeth 3 ribs prominent upper front glabra, 12-15 mm long stalks.

 
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Evergreen shrub, 2-3 m high, stem thin, highly ramified, almost glabru. Leaves alternate, petiolate, membranous, paripenat compound, 2-3 pairs of folio; stipele linear, obsolete, or oblong-folio oblonga lanceolata, 5 x 1 cm, top acute or obtuse, base round and asymmetrical, the ventral green, glabra .

 
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