Bifora testiculata (L.) Spreng., it is an annual, erect, 10-30 (-50) cm tall, glabrous, with angular or prominently ridged, narrowly hollow, basally much branched stems. Leaves ovate-oblong, 2.5-10 x 1.5-3 cm, basal long petioled, unipinnatisect into deeply pinnatisect, basally cuneate, incised-dentate segments, upper cauline leaves sessile or sub sessile, 2-3-pinnatisect into narrowly oblong or linear-lanceolate, 6-10mm long, acute segments. Umbels (1- 2·3 (-5)-rayed, leaf-opposed and terminal, on 1-2 cm long pedunclesat anthesis, these enlarged to c. 6 cm or more in fruit; rays sub equal, 3-5 mm in flowering, enlarged in fruit, upright. Bracts absent or solitary, subulate or filiform, 6-8mm long. Umbellules 2-6-flowered. Pedicels (2-) 3-5 mm long. Flowers all bisexual except sometimes the central pair functionally male. Bracteoles, 0-2, filiform, up to 5 mm long. Petals white, c. 1 x 0.8 mm, hardly radiating, fugaceous. Filaments longer than petals; anthers oblong, purple. Styles as long as stylopodium, recurved. Fruit testicular, 2-4 x4-6 (-8) mm, greenish or pale brown, cordate at the base; mericarps wrinkled, without ribs apiculate.
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