Crithmum maritimum L., it is a perennial or subshrub, flashy, glabrous-glaucous, decumbent or sprawling, loosely tufted. dichotomously much branched perennial shrubby herb with thick, elongated rootstock and upright, up to 50 (-60) cm tall, solid, finely sulcate or striate stems. Leaves fleshy, deltoid in outline, (5-) 8-15 (-18) x (4-) 6-10 (-15) cm, ternately (1.) 2-pinnatisect into narrowly linear-lanceolate or oblong-oblanceolate. 1-7 x 0.2-1.5 (-2) cm, basally attenuate acute, entire segments; petiole flattish or canaliculate, up to 6-8 cm long, dilated at the base into a persistent, auriculate, 8-10 mm long sheath. Umbels (8-) 10-20 (-40)-rayed, on up to 8 cm long, thick, ± fleshy terminal peduncles; rays sub equal, (1.5-) 2-6 cm long, patent, grooved, Braets 5-12. narrowly oblong to ovate-lanceolate, 5-8 (-11) x 1.5-6 mm, membranous margined, acute, persistent, reflexed in fruit. Umbellules I0-20-flowered. Flowers 1.5-2 mm across, yellowish green. Pedicels, 1.5-6 mm long. Bractlets 6-8, narrowly ovate-lanceolate, 2-4 x 1.5-2.5 mm, acute. Petals suborbiculate. yellowish-green, incurved and ± emarginate at the tips. Anthers oblong, yellow. Styles as long as the ± conical stylopodium. Fruit ovoid-oblong to ellipsoid, 4-6 (-8) x 4-6 mm, green to purplish; mericarps glabrous, ± corky, ribs 5, prominent.
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