Sun eyes

The sun eye (Heliopsis) are a genus in the subfamily Asteroideae within the family Asteraceae (Asteraceae). The botanical genus name is derived from the Greek: for sun and hélios-opsis are similar. In the genus Heliopsis there are about 14-18 species.

Description

Sun Eye species are very rare, two-year, four Mexican species than one year, mostly as a perennial herbaceous plants, depending on the species usually reach height of about 30-150 cm. The upright to arching stems are branched from the base, or distributed at the stem.

The spread on opposite sides of the stem leaves are usually arranged stalked. The leaf blade is easy with three veins right from the Spreitenbasis. The leaf margin is toothed to serrate. The leaf surfaces are smooth or hairy.

The köpfchenförmigen inflorescence often stand alone terminal or also axillary few of the stems. The flower baskets of natural forms have diameter 8-14 mm, with engineered, they can be larger. In two or three rows of twelve to twenty bracts, and are more or less the same shape and size.

The inflorescence soils are convex to conical. There are sheets available chaff. The flower baskets containing no rare, usually five to twenty florets (in the case of varieties, especially in "Stuffed" it may be more) and 30 to 150 florets.

The female, fertile florets (ray florets =) are yellow to orange, the tongue ends tridentate. The hermaphroditic, fertile florets (= disk flowers) are usually yellow or brown to purple, with five Corolla lobe.

They're after fertilization of florets formed from triangular and square tubular flowers achenes brown to black and brown. The pappus is a crown or tooth-tooth-like with three scales or missing.



Source: http://de.wikipedia.org/wiki/Heliopsis

See Also: International Flower Delivery, Florist