Pastinaca L.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1981, Flora Europaea. Volume 2. Rosaceae to Umbelliferae, Cambridge University Press : 364

91. Pastinaca L. 1

Leaves simple or pinnate; segments sometimes deeply lobed. Sepals absent. Petals yellow, ovate, incurved. Fruit elliptical, strongly compressed dorsally; lateral ridges winged, the vascular bundles near the outer edge of the wing; vittae 1, rarely 2.

1 Bracts and bracteoles several 4. hirsuta

1 Bracts and bracteoles 0, rarely 1-2, caducous

2 Basal leaves simple 3. lucida

2Basal leaves pinnate

3 Petioles of lower leaves slender, not spongy; secondary veins of lamina inconspicuous; vittae on the commissural face stopping short of the ends of the fruit 1. sativa

3 Petioles of lower leaves up to 1 cm in diameter, spongy; secondary veins of lamina very conspicuous; vittae on the commissural face reaching the ends of the fruit 2. latifolia