Volume I (1961) - Flora of New Zealand Indigenous Tracheophyta - Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledons
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Apium L.

APIUM L., 1753

Umbels compound, us. lf-opposed, often subterminal; involucral bracts and bracteoles few to 0; calyx-teeth 0 or minute; petals white, ovate, acute, ± inflexed. Fr. subovoid, laterally compressed; commissure narrow; mericarps distinctly, obtusely 5-ribbed; vittae large, in furrows. Annual to perennial glab. herbs with compound lvs. Widely distributed genus of some 50 spp.

Key

1
Lvs, all or most, 3·foliolate; branches very slender; umbels small
Lvs, all or most, 2-3-pinnate; branches rather stout; umbels larger
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