''Bartlettia'' is a

monotypic genus In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispe ...

of flowering plants in the aster family,

Asteraceae Asteraceae () is a large family (biology), family of flowering plants that consists of over 32,000 known species in over 1,900 genera within the Order (biology), order Asterales. The number of species in Asteraceae is rivaled only by the Orchi ...

. It contains the single species ''Bartlettia scaposa'',''Bartlettia''.
Flora of North America. known commonly as the Bartlett daisy.''Bartlettia scaposa''.
USDA PLANTS. It is native to

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

and to

New Mexico New Mexico is a state in the Southwestern United States, Southwestern region of the United States. It is one of the Mountain States of the southern Rocky Mountains, sharing the Four Corners region with Utah, Colorado, and Arizona. It also ...

and

Texas Texas ( , ; or ) is the most populous U.S. state, state in the South Central United States, South Central region of the United States. It borders Louisiana to the east, Arkansas to the northeast, Oklahoma to the north, New Mexico to the we ...

in the United States.''Bartlettia scaposa''.
Flora of North America. This species is an annual herb growing up to about 25 centimeters tall with upright stems branching at the base. Most of the leaves are near the bases of the stems. They have blades of various shapes, sometimes divided into three lobes, with serrated edges. The solitary

flower head A pseudanthium (; : pseudanthia) 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, composite flowers ...

has 5 to 13 yellow ray florets and up to 90 yellow or purple-tinged disc florets. The fruit is a cypsela which may be over a centimeter long, including its pappus of bristles. The plant grows on

grassland A grassland is an area where the vegetation is dominance (ecology), dominated by grasses (Poaceae). However, sedge (Cyperaceae) and rush (Juncaceae) can also be found along with variable proportions of legumes such as clover, and other Herbaceo ...

s and playas. It flowers in summer and fall, especially after rain.

References

Flora of Mexico Flora of New Mexico Flora of Texas Monotypic Asteraceae genera Bahieae {{Asteroideae-stub