''Mabrya geniculata'' is a mat-forming

herbaceous Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly all annuals and biennials. Definitions of "herb" and "herbaceous" The fourth edition of t ...

perennial A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

native to the

Mexican Mexican may refer to: Mexico and its culture *Being related to, from, or connected to the country of Mexico, in North America ** People *** Mexicans, inhabitants of the country Mexico and their descendants *** Mexica, ancient indigenous people ...

states of

Sonora Sonora (), officially Estado Libre y Soberano de Sonora ( en, Free and Sovereign State of Sonora), is one of the 31 states which, along with Mexico City, comprise the Administrative divisions of Mexico, Federal Entities of Mexico. The state is d ...

and

Chihuahua Chihuahua may refer to: Places *Chihuahua (state), a Mexican state **Chihuahua (dog), a breed of dog named after the state **Chihuahua cheese, a type of cheese originating in the state **Chihuahua City, the capital city of the state **Chihuahua Mun ...

. It has pale yellow tubular flowers. It was first described in 1894 by Benjamin L. Robinson and Merritt L. Fernald in the genus ''

Maurandya ''Maurandya'' is a genus of flowering plants in the family Plantaginaceae, native to Mexico and the south west United States (from California to central Texas). They sprawl or climb by means of twining leaf stalks. One of the four species, ''Mau ...

'' and transferred to ''

Mabrya ''Mabrya'' is a genus of flowering plants in the plantain family, Plantaginaceae. It consists of herbaceous perennials with brittle upright or drooping stems, found in dry areas of Mexico and the southern United States. Description Species of ' ...

'' by Wayne J. Elisens in 1985. Elisens divided ''M. geniculata'' into three subspecies, ''M. g. geniculata'', ''M. g. flaviflora'' and ''M. g. lanata''. ''M. g. flaviflora'' was separated off as a full species, ''

Mabrya flaviflora ''Mabrya flaviflora'' is a mat-forming herbaceous perennial native to a small area in Baja California Norte, Mexico. It has pale yellow tubular flowers. It was first described by Ivan M. Johnston in 1924 in the genus ''Maurandya'' and transferre ...

'', by

David A. Sutton David (; , "beloved one") (traditional spelling), , ''Dāwūd''; grc-koi, Δαυΐδ, Dauíd; la, Davidus, David; gez , ዳዊት, ''Dawit''; xcl, Դաւիթ, ''Dawitʿ''; cu, Давíдъ, ''Davidŭ''; possibly meaning "beloved one". w ...

in 1988. ''M. g. lanata'' differs from the nominate subspecies in having its stems and leaves densely covered in wool-like hairs. It occurs only in the state of Sonora.

References

geniculata Plants described in 1894 {{Plantaginaceae-stub