Galium tinctorium, the stiff marsh bedstraw, is a species of plants in the Rubiaceae. It is widespread and common across the eastern part of North America, from Texas to Labrador and from Minnesota to Florida, plus eastern and central Mexico and the Dominican Republic. [1] It is classed as a noxious weed in some parts of the northeastern United ...

Fruit is a pair of tiny, smooth round pods, each containing a seed. The fruit is as large as or smaller than the flowers and ripens to black. There are only 2 species of bedstraw with mostly 3-petaled flowers, the other being Galium trifidum (Three-petaled Bedstraw), which has leaves consistently whorled in 4s.

Galium tinctorium (L.) Scop. Rubiaceae Juss. - Madder family P.

Description: This perennial wildflower is ¾-2½' tall, abundantly branched, and sprawling across adjacent vegetation. The stems are light to medium green, sharply 4-angled and sparsely rough-edged from short stiff hairs.

Seeds of most members of the genus Galium have no special germination requirments (Steffen 1997). Stiff marsh bedstraw is found in swamps, wet prairies, and other wet places throughout all of Louisiana and east Texas. Swamps, meadows, marshes, and wet ditches.

A native plant mainly of swamps, marshes and wet fields, stiff three-petaled bedstraw was used by the Ojibwa for its beneficial effect on the respiratory organs. The Micmac used the roots to make a red dye with which to dye procupine quills. Fens, marshes, meadows and fields, swamps, wetland margins (edges of wetlands)

Natural range of Galium tinctorium from USDA NRCS Plants Database. Common name: Stiff marsh bedstraw; southern three-lobed bedstraw. Synonyms: Galium obtusum var. floridanum (Wiegand) Fernald; G. claytonii Michaux; G. tinctorium ssp. floridanum (Wiegand) Puff. [1]

Galium tinctorium Linnaeus var. floridanum Wiegand. Common name: Florida Three-lobed Bedstraw, Stiff Marsh Bedstraw . Phenology: Apr-Jun. Habitat: Swamps, marshes, and ditches.

Galium tinctorium, the stiff marsh bedstraw, is a species of plants in the Rubiaceae. It is widespread and common across the eastern part of North America, from Texas to Labrador and from Minnesota to Florida, plus eastern and central Mexico and the Dominican Republic.

Galium tinctorium is a PERENNIAL. The species is hermaphrodite (has both male and female organs). Suitable for: light (sandy), medium (loamy) and heavy (clay) soils.