Platystigma
(from platys, broad, and stigma; alluding to the broad stigmas). ORD. Papaveraceae. A genus comprising three species of slender, half-hardy, annual herbs, natives of North-west America. Flowers yellow, often small, on elongated peduncles; sepals three; petals six; stamens many; filaments slightly dilated at apex. Leaves narrow, entire, approximate and alternate at the base of the stem, or almost opposite the flowers. For culture of the only species calling for description, see Papaver.
P. lineare (linear). fl. drooping before expansion, then erect; three outer petals full yellow, pale at the sides, obovate, the three inner ones narrower, white, yellow at the claw; scapes several from the same root, 9in. high. May l. radical, linear, acute, glaucous, 2in. to 3in. long. 1833. (B. M. 3575; B. R. 1954.)