pongee

A light, plain-woven fabric, usually of tussah or raw silk.

A soft, unbleached washing silk resembling the tasar silk of India, woven in China, chiefly in the province of Shantung, from cocoons of a wild silkworm (Attacus pernyi) which feeds on a scrub-oak. The finer kinds bleached, dyed or figured after importation, are known in the trade as China silks.

A fabric of undyed silk from India and China.

A soft unbleached silk, from China or India, from silkworms that feed on oak leaves

a soft thin cloth woven from raw silk (or an imitation)