Delicate Resilience: Bracted Twistflower
By Michaela Stenerson and Madeline Padgett The Bracted twistflower, Streptanthus bracteatus, is a species of annual flowering plant in the mustard family Brassicaceae that is native and endemic to only five counties in Central Texas. The plant was listed as Threatened by the U.S. Fish and Wildlife Service in 2023. When Bracted twistflower is young, it grows in rosettes and can look similar to any member of the Brassicaceae family including cabbage, broccoli, or arugula. However, as it bolts into a flowering plant, it begins to distinguish itself. The plant grows a long stem, at times reaching up to four feet tall, with alternating leaves whose bases are wrapped directly around the stem. These bracted leaves are what give it part of its name. As it flowers, the plant opens up four lavender-pink petals and offers nectar and pollen for bees. After it bolts, the plant produces fruits that resemble long, thin, string beans called “siliques” in which it stores