Evening primrose, you can also call it

Families and genera of evening primrose

Evening primrose, a species of evening primrose of the genus Evening Primrose, erect biennial sturdy herbs.

Another name for evening primrose

Evening primrose, also known as evening primrose, evening primrose, mountain sesame, wild sesame.

The producing area of evening primrose

The Evening Prairie is produced in North America, was introduced into Europe in the early stage, and then spread rapidly in temperate and subtropical regions. It has been cultivated in Northeast, North, East and Southwest China, and has long been reduced to escape.

Morphological characteristics of evening primrose

Evening primrose, basal rosette foliage close to the ground, stem 50 mi 200 cm high, pilose and extended long hairs, often mixed with glandular hairs on top of stem branches.

Leaf blade oblanceolate, apex acute, base cuneate, margin with irregular shallow obtuse teeth, petiole 0 Mel 15 mm long.

Inflorescences spikelike, unbranched, or with secondary lateral inflorescences below the main inflorescence, bracts leaflike, buds paniculate-oblong, yellowish green or reddish when flowering, mixed pilose, extended long hairs and short glandular hairs.