''Stenaria'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

s in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Rubiaceae Rubiaceae () is a family (biology), family of flowering plants, commonly known as the coffee, madder, or bedstraw family. It consists of terrestrial trees, shrubs, lianas, or herbs that are recognizable by simple, opposite leaves with Petiole ( ...

. It is a small genus, consisting of around six species native to the

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

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

The Bahamas The Bahamas, officially the Commonwealth of The Bahamas, is an Archipelagic state, archipelagic and island country within the Lucayan Archipelago of the Atlantic Ocean. It contains 97 per cent of the archipelago's land area and 88 per cent of ...

. All species of ''Stenaria'' are restricted to Mexico and the southwestern United States, except for the wide-ranging ''Stenaria nigricans'' which extends northward and eastward. ''Stenaria'' are herbaceous perennials or low shrubs. Flowers are produced in cymes, and can be white, purple, or pink. ''Stenaria'' can be morphologically distinguished from the similar genus ''Hedyotis'' by its non-crateriform seeds. ''Stenaria'' was first recognized as a genus in 2001. It comprises species formerly classified as ''

Hedyotis ''Hedyotis'' (starviolet) is a genus of flowering plants in the family Rubiaceae. Many species of this genus such as ''Hedyotis biflora, H. corymbosa'' and ''H. diffusa'' are well known medicinal plants. ''Hedyotis'' is native to tropical and sub ...

'' or '' Houstonia''.

Species

* '' Stenaria butterwickiae'' * '' Stenaria mullerae'' * ''

Stenaria nigricans ''Stenaria'' is a genus of flowering plants in the family (biology), family Rubiaceae. It is a small genus, consisting of around six species native to the United States, Mexico, and The Bahamas. All species of ''Stenaria'' are restricted to Mexi ...

'' * '' Stenaria rupicola'' * ''

Stenaria sanchezii ''Stenaria'' is a genus of flowering plants in the family (biology), family Rubiaceae. It is a small genus, consisting of around six species native to the United States, Mexico, and The Bahamas. All species of ''Stenaria'' are restricted to Mexi ...

'' * '' Stenaria umbratilis'' * '' Stenaria pooleana''

References

Rubiaceae genera {{Rubioideae-stub