硷茅属（学名：Puccinellia）是禾本科下的一个属，为盐碱土指示植物。该属共有70种，分布于北半球温寒地带与北极地区。

"Alkali grass" redirects here. This name is also used for the mountain deathcamas (Anticlea elegans) which is not a grass.

Puccinellia is a genus of plants in the grass family, known as alkali grass or salt grass.

These grasses grow in wet environments, often in saline or alkaline conditions. They are native to temperate to Arctic regions of the Northern and Southern Hemispheres.