
Appearance
Herbaceous. Stems erect or upward, glaucous. Leaves with last filiform segments. Inflorescence in capillary, multiflorous, capillary clusters. Zygomorphous flowers, with little dilated external petals. Sepa - the petaloids. Petals 4, the upper, major and with a basal spur; The intermeshes, united towards the apex. Stamens 2, the upper one, with 1 basal nectar, each with 3 anthers, the central one with 2 teats and the lateral ones with 1. Stigma with 2 papillae and, except in P. saxicola, 1 apical double appendix. Monosperm fruit, flattened, with thick margin; Endocarp membranous, which separates from the wall of the fruit and encloses the mature seed; It is flat, dark-colored, with concentric grooves.References:
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https://pt.wikipedia.org/wiki/Platycapnos_spicatahttp://www.floraiberica.es/floraiberica/texto/pdfs/01_038_12_Platycapnos.pdf