Family |
Lamiaceae
Stachys arvensis
(L.) L.
Stachys arvensis (L.) L.
First published in Sp. Pl., ed. 2.: 814 (1763).
(Nouvelle Flore du Liban et de la Syrie, vol. 3, p. 153, Pl. LXXIII, 4; 1983)
Description
Life-form & habit: Annual herb with erect or prostrate, simple or branched stems, 20–40 cm long.
Leaves: Small, stalked, ovate to heart-shaped and blunt, with rounded teeth. Floral leaves are sessile, oblong to lanceolate, and slightly longer than the calyx.
Inflorescence & flowers: Flowers in spaced whorls of 4–6, without bracts. The bristly, tubular-bell-shaped calyx has keeled, pointed teeth slightly longer than its tube. The pink-violet corolla barely exceeds the calyx.
Flowering and habitat
Phenology: Flowering May–June.
Habitat & elevation: Cultivated fields.
Distribution
Lebanese distribution: Beirut, Dekouane, Jdeide, below Beit Meri, Chiyah, Ain Cheik, Bouchriye, Fourn el Chebbak, Antelias, Dbayeh, Menges and Sannine.
Syrian distribution: Karadourane.
Native range: Afghanistan, Albania, Algeria, Austria, Azores, Baleares, Baltic States, Belgium, Canary Is., Cape Verde, China Southeast, Corse, Denmark, East Aegean Is., France, Germany, Greece, Italy, Kriti, Lebanon-Syria, Madeira, Morocco, Netherlands, NW. Balkan Pen., Palestine, Poland, Portugal, Sardegna, Sicilia, Spain, Sweden, Switzerland, Taiwan, Tunisia, Türkiye.
Introduced into: Argentina Northeast, Argentina Northwest, Argentina South, Ascension, Bermuda, Bolivia, British Columbia, California, Cape Provinces, Chile Central, Colombia, Czechia-Slovakia, District of Columbia, Easter Is., Galápagos, Great Britain, Gulf of Guinea Is., Hawaii, Ireland, Juan Fernández Is., Leeward Is., Louisiana, Maine, Mali, Massachusetts, New Caledonia, New Jersey, New York, New Zealand North, New Zealand South, Norfolk Is., Nova Scotia, Oregon, Paraguay, Pennsylvania, Puerto Rico, St.Helena, Tasmania, Texas, Tristan da Cunha, Uruguay, Venezuela, Virginia, Windward Is.