![Swamp Lousewort, Marsh Betony - Pedicularis lanceolata](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/swamplousewort_marshbetony_pedicularis_lanceolata_3_prairie_moon.jpg)
Common Name: Swamp Lousewort, Marsh Betony
Full to part sun, wet to moderately wet moisture level, rich soil, alkaline pH. 1-3 ft. height, blooms late summer to fall, yellow flowers, spreads by rhizomes.
Germination Code: C(30), K
Native Region: Occurs only in 9 counties scattered statewide: Crockett, Stewart, Coffee, Warren, Bledsoe, Cumberland, Bradley, Union and Greene
Designated a “Threatened Species” in Tennessee. This is a semi-parasitic plant that gets some of its nourishment from the roots of surrounding plants. Fern-like leaves. Rare and tends to occur only in high quality wetlands.
![Swamp Lousewort, Marsh Betony - Pedicularis lanceolata 4](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/swamplousewort_marshbetony_pedicularis_lanceolata_john_hilty.jpg)
![Swamp Lousewort, Marsh Betony - Pedicularis lanceolata 2](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/swamplousewort_marshbetony_pedicularis_lanceolata_2_prairie_moon.jpg)
![Swamp Lousewort, Marsh Betony - Pedicularis lanceolata 5](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/swamplousewort_marshbetony_pedicularis_lanceolata_5_prairie_moon.jpg)
![Swamp Lousewort, Marsh Betony - Pedicularis lanceolata 6](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/swamplousewort_marshbetony_pedicularis_lanceolata_4_prairie_moon.jpg)
![Swamp Lousewort, Marsh Betony - Pedicularis lanceolata 3](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/swamplousewort_marshbetony_pedicularis_lanceolata_prairie_moon.jpg)