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FNA | Family List | FNA Vol. 4 | Chenopodiaceae | Salsola

1. Salsola kali Linnaeus, Sp. Pl. 1: 222. 1753.

Common saltwort

Herbs, 5-50 cm, papillose to hispid or, occasionally, glabrous. Stems erect to ascending, branched from base; branches arcuate or, occasionally, almost prostrate. Leaves alternate; blade linear, mostly 1-2 mm wide in herbarium specimens, fleshy, usually not swollen at base, apex ± acuminate into rather firm, 1-1.5(-2.2) mm spine. Inflorescences interrupted at maturity, usually 1-flower per axil of bract; bracts alternate, not imbricate at maturity, reflexed, not distinctly swollen at base, apex narrowing into subulate spine. Flowers: bracteoles free or becoming connate and adnate to perianth base; perianth segments with comparatively narrow wing or in lower flowers occasionally wingless (in S. kali subsp. pontica sometimes prominently winged), with weak or firm, acute apex, glabrous; fruiting perianth 4-6(-8) mm diam. 2n = 36.

Subspecies ca. 2 (2 in the flora): introduced; coastal areas of Europe, n Africa, sw Asia; introduced and naturalized in other coastal regions.

1 Perianth segments with rigid, subspinose apex and prominent midvein; bracteoles distinct, not swol- len   1a subsp. kali
+ Perianth segments with weak apex and obscure midvein; bracteoles connate at base, swollen.......   1b subsp. pontica


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