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The bracted twistflower, which once thrived across much of the Hill Country, is now threatened by rapid development, says the U.S. Fish and Wildlife Service, which has proposed listing it as “threatened” on the federal endangered species list. Credit: Courtesy / Lady Bird Johnson Wildflower Center

The bracted twistflower, which once thrived across much of the Hill Country, is now threatened by rapid development, says the U.S. Fish and Wildlife Service, which has proposed listing it as “threatened” on the federal endangered species list.