Limnia platyphylla

Limnia platyphylla Rydberg, sp. now
Annual; stem 2.5-4 dm. high, glabrous; basal leaves somewhat fleshy, the petioles 2-3 dm. long, the blades rhombic-reniform, 3-5 cm. long, 3-6 cm. wide, acute; stem-leaves connate, forming an oblique suborbicular cup sometimes cleft on one side; raceme rather short, often not exceeding the disk, simple or somewhat compound, the lowest flowers subtended by a rounded or oval bract 1-1.5 cm. long; pedicels about 1 cm. long; sepals unequal, about 5 mm. long; petals white, 6-7 mm. long; capsule 5 mm. long; seeds black, smooth and shining, 2 mm. long.
Caules adscendentes; foliorum basilarium laminae rhombo-reniformes; folia caulina connata cupulam obliquam suborbicularem formantia; inflorescentia quam cupula saepe brevior, unibractcata, bractea foliacea; sepala inaequalia; petala alba; semina nigra nitentia.
Type collected at Dos Pueblos, near Gaviota Pass, April, 1861, Brewer 384 (U. S. Nat. Herb. 120211).
DlSTRIBl Hon: Central and southern California.