''Ericameria juarezensis'' is a plant species in the family

Asteraceae The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

, found only in the mountains of northern

Baja California Baja California (; 'Lower California'), officially the Free and Sovereign State of Baja California ( es, Estado Libre y Soberano de Baja California), is a state in Mexico. It is the northernmost and westernmost of the 32 federal entities of Mex ...

. ''Ericameria juarezensis'' is a branching shrub up to 60 cm (2 feet) tall and 120 cm (4 feet) across. Stems can be as much as 3 cm (1.2 inches) in diameter at the base, with gray-brown, shedding bark. Leaves are obovate or oblanceolate, with no teeth on the edges.

Flower heads A pseudanthium (Greek for "false flower"; ) is an inflorescence that resembles a flower. The word is sometimes used for other structures that are neither a true flower nor a true inflorescence. Examples of pseudanthia include flower heads, compos ...

are yellow, sometimes with as many as 26

disc floret The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

s but no ray florets.Moran, Reid Venable Transactions of the San Diego Society of Natural History 15(11): 154–157

diagnosis Diagnosis is the identification of the nature and cause of a certain phenomenon. Diagnosis is used in many different disciplines, with variations in the use of logic, analytics, and experience, to determine " cause and effect". In systems engin ...

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

, commentary and description in English, 2 photos of the plant in the field

References

juarezensis Flora of Baja California Endemic flora of Mexico Natural history of the California chaparral and woodlands Natural history of the Peninsular Ranges Plants described in 1969 Taxa named by Reid Venable Moran {{Astereae-stub