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Vit.En.

Vit.En

Polygonum aviculare

Polygonum aviculare

Angiosperme: 
Fam. Polygonaceae
Specie: P. aviculare
Forma biologica: terofita scaposa (Th)
Ciclo di vita: annuale
Altezza: 10-60 cm
Apparato radicale: fittonante
Fusto: ascendente, molto ramoso, cilindrico, glabro, striato e foglioso
Foglie: quelle del fusto principale sono oblanceolato-spatolate ed ellittico lineari; quelle dei fusti secondari sono più piccole, ellittiche e con apice più acuto
Fiore: in gruppi di 2-5 presenti all'ascella delle foglie, sono di colore bianco-verdi e costituiti da 5 sepali
Frutto: achenio
Antesi: maggio-novembre
Habitat: aree antropizzate, coltivi, orti, zone sassose, bordo dei sentieri

 

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