HYPP-A Unité de Malherbologie & Agronomie
Weed Science & Agronomy
INRA-Dijon

Bayer Code : alghi

Scientific name: Althaea hirsuta L.

Synonym(s) of Sc. name:

Classification: Malvaceae, Dicotyledonous

Common name: rough marsh-mallow

Synonym(s) of Common name:

Name per country: DE : Rauher Eibisch ; ES : cañamera azul ; FR : guimauve hérissée ; IT : altea ispida ; PT : malva-peluda ; EN : rough marsh-mallow ;

Biological type: Annual

Seedling snapshot Seedling:

- Cotyledons orbicular-cordate.

- Leaves entire, orbicular crenate.

Adult plant snapshot Adult plant:

- Height: 15-60 cm.

- Stem: prostrate or ascendent, obtuse angled, spreading hispid, sometimes coloured red.

- Leaves: subglabrous above, grass green, lowest ones orbicular cordate, shallowly 5- lobed; middle ones palmately 3-5 lobed with lanceolate, dentate segments; upper ones usually 3-lobed.

- Flowers: pink lilac, single flowers in terminal cluster; petals long-tipped, obovate; anthers yellow; Epicalyx lobes acute, lanceolate.

- Fruits: approx 2, 3 mm, tranversely rugose, slightly keeled on dorsal face.

- Biological type: annual.

Ecological profile (click on flags): Germany   Rare     Spain  Rare     France  Present     Italy  Present    Portugal   Rare    

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