Alcea rosea Alcea rosea Hollyhock also known as one of the most cultivated species of the genus Althaea, belonging to the Malvaceae family. It originated in China, was introduced in Europe in the sixteenth century. Is commonly known by various names: hollyhock, malva de las Indias, real Canamera, mauve isabela. Description This herb has jumped from the gardens to naturalize and we can find naturalized. With more than a meter tall (can reach up to 2.5 m), erect, their large and showy flowers along the stem is very popular in landscaping, even though its fragrance is nil or negligible him. All stem stellate hairs has (pubescent) that are spaced as the plant grows. The leaves are the stem by a petiole long, too hairy (you can see in the second picture on the left). Leaves are alternate, lobed in 3 to 5 parts palmatipartidas also either 3 or 5 parts. The edge of the blade is serrated-crenate, with the back of a differe... read more

The hussars buttons (Sanvitalia) are a genus of the family Asteraceae (Asteraceae). The genus contains seven plant species. All types have their original range in Mexico and the southwestern United States. Description There are annual and perennial herbaceous plants, the perennial species are usually very short lived. They are branched and grow normally prostrate. Characteristic of this genus are the oval leaves that provide sessile or with petioles, are alternate on the branches. The leaf margins are entire, sometimes lobed, too. They have small but somewhat körbchenförmige, usually stalked flower heads, the involucre is hemispherical or broadly campanulate. The bracts are one to three rows, are almost the same shape and may be herbaceous dry or at least at the top, sometimes are even the most extreme laubblattartig. The receptacle is shaped conically. The chaff, leaves are folded lengthwise in half, translucent, or enclo... read more

Pontederia L., is a genus of aquatic plant tristílicas. Pontederia is endemic to America, distributed from Canada to Argentina, it is partially submerged in ponds or swamps. Etymology The great Linnaeus named this genus after the Italian botanist Giulio Pontedera. Description Pontederia plants have large waxy leaves, succulent stems and thick, fibrous roots. They have rhizomes that allow rapid colonization by vegetative reproduction. The perennial species are cause for great spike of flowers in summer. There is a kind of bee (Dufourea novae-angliae) who visits only Pontederia cordata. Ducks feed on fruit. Pontederia cordata, and also another family member, Eichhornia crassipes, have become invasive in many tropical and temperate parts of the globe, but in turn, are efficient biological filter polluted water. debuggers. Source: http://es.wikipedia.org/wiki/Pontederia See Also: ... read more