Sepid poetry is a type of Modern Persian poetry.

The word "sepid" means "white" and it refers to a certain class of Persian poetry

Persian literature

Persian literature spans two-and-a-half millennia, though much of the pre-Islamic material has been lost. Its sources have been within historical Persia including present-day Iran as well as regions of Central Asia where the Persian language has historically been the national language...

 initiated by Ahmad Shamloo and came to its mature form and general acceptance after Bijan Jalali

Bijan Jalali

Bijan Jalali is a renowned modern Persian poet.- References :* *...

.

Sepid poetry is a kind of free verse that departs from the tightly balanced rhythm and rhymes of classical Persian poetry.

For the last two decades of his life, Manouchehr Atashi

Manouchehr Atashi

Manouchehr Atashi was a Persian poet, writer, and journalist.He was born in 1931 in Dashtestan, Bushehr province His poetry is the poetry of the revolting warrior of the humiliated southern tribesman. He takes his work seriously and although attached to his native birthplace his poems are...

was also involved in Sepid poetry.