What does Texas bluebonnet mean?
• TEXAS BLUEBONNET (noun) The noun TEXAS BLUEBONNET has 2 senses: 1. closely resembles Lupinus subcarnosus; southwestern United States (Texas) 2. low-growing annual herb of southwestern United States (Texas) having silky foliage and blue flowers; a leading cause of livestock poisoning in the southwestern United States Familiarity information: TEXAS BLUEBONNET used as a noun is rare.