Simsia lagasceiformis

{{Short description|Species of plant}}

{{Speciesbox

|image=Simsia lagasceiformis - Flickr - aspidoscelis.jpg

|image_caption=Close-up of flower

|image2=Simsia lagasceiformis - Flickr - aspidoscelis (2).jpg

|image2_caption=Stem and leaves

|genus=Simsia

|species=lagasceiformis

|authority=DC.

|synonyms_ref=

|synonyms={{Collapsible list|

• Encelia exaristata {{small|A.Gray ex Hemsl.}}
• Encelia lagasceiformis {{small|(DC.) A.Gray ex Hemsl.}}
• Encelia pilosa {{small|Greenm.}}
• Encelia purpurea {{small|Rose}}
• Simsia exaristata {{small|A.Gray}}
• Simsia exaristata var. epapposa {{small|S.F.Blake}}
• Simsia exaristata var. perplexa {{small|S.F.Blake}}

}}}}

Simsia lagasceiformis, the annual bush sunflower, is a species of flowering plant in the family Asteraceae.{{cite web |url=https://www.wildflower.org/plants/result.php?id_plant=SILA11 |title=Simsia lagasceiformis |author= |date=17 May 2019 |website=Plant Database |publisher=Lady Bird Johnson Wildflower Center |access-date=7 January 2023 }} It is native to seasonally dry tropical areas of Arizona, New Mexico, Texas, Mexico, and Guatemala, and it has been introduced to Maryland.{{cite POWO |id=249247-1 |title=Simsia lagasceiformis DC. |access-date=7 January 2023 }} It is typically an annual, and can grow to be {{cvt|13|ft|0}} tall.