Quick definitions from WordNet (Texas bluebonnet)
▸ noun: closely resembles Lupinus subcarnosus; southwestern United States (Texas)
▸ noun: 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
▸ noun: closely resembles Lupinus subcarnosus; southwestern United States (Texas)
▸ noun: 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