09
Sep
2011
Stachys officinalis
Flowers | Magnoliopsida

Scientific name - Stachys officinalis (L.) Trevisan

Synonyms - Concrete officinalis L., Stachys concrete.

Popular names - Concrete, concrete Erba, Bettona, concrete joint

Distribution and Habitat - a species native to Europe and the Caucasus, grass grows on soils, pastures arid and mountainous deciduous paduride collinear, from 0 to 1800 m altitude.

Description - herbaceous perennial, rizomatoasa. Stems erect, edges, 40-70 cm high. Leaves petiolate, sessile, basal leaves are long petiolate, ovate heart crenata deep toothed, leaves are sessile or short petiolate caulinare, pubescent variable. Flowers arranged in verticili shaped ear often. Calyx with 5 separate Campanula. Corolla 12-15 mm, pink or purple bilabiata with recurv tube, right upper lobe or recurv inward pubescent outside. Lower lobe is three-lobed, central lobe larger and toothed, Lateral lobes are rounded. Blooms in June and September. Poliachena fruit. 2n = 16

Curiosity - the generic name derives d ela Greek 'Stachys' = ear, referring to the arrangement of flowers on the stem.

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Mercurialis annua

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Papaver aurantiacum

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Psidium araucanum is a new species discovered in southern Brazil

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