| Exallage | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Gentianales |
| Family: | Rubiaceae |
| Subfamily: | Rubioideae |
| Tribe: | Spermacoceae |
| Genus: | Exallage Bremek. |
| Type species | |
| Exallage auricularia | |
Exallage is a genus of flowering plants in the family Rubiaceae. The genus is found from tropical and subtropical Asia to the southwestern Pacific. [1] [2]
Canthium is a genus of flowering plants in the family Rubiaceae. They are shrubs and small trees. The leaves are deciduous and the stems are usually thorny.
Pavetta is a genus of flowering plants in the family Rubiaceae. It comprises about 350 species of trees, evergreen shrubs and sub-shrubs. It is found in woodlands, grasslands and thickets in sub-tropical and tropical Africa and Asia. The plants are cultivated for their simple but variable leaves, usually opposite but also occur in triple whorls. The leaves are often membranous with dark bacterial nodules. Pavetta has small, white, tubular flowers, sometimes salviform or funnel-shaped with 4 spreading petal lobes. The flowers are carried on terminal corymbs or cymes.
Argostemma is a genus of flowering plants in the family Rubiaceae. It can be found in (sub)tropical Asia and western and west-central tropical Africa.
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 subtropical Asia and to islands of the northwest Pacific. It comprises about 115 species. The type species for the genus is Hedyotis fruticosa.
Dimetia is a genus of flowering plants in the family Rubiaceae. The genus is found from the Indian subcontinent to south-central China and west and central Malesia.
Edrastima is a genus of flowering plants in the family Rubiaceae. The genus widespread and is found in Central and Eastern USA and the tropics and subtropics.
Ixoroideae is a subfamily of flowering plants in the family Rubiaceae and contains about 4000 species in 27 tribes.
Hedyotis verticillaris is a plant belonging to the family Rubiaceae that is endemic to the higher altitude grasslands of the Nilgiris in southern India. Unlike many others members of the genus the stems of this species are underground and the leaves appear close to the ground forming rosettes and usually hold some water at the centre of the whorl of leaves. The flowers are produced on a stalk.
Xanthophytum is a genus of flowering plants in the family Rubiaceae. The genus is found from tropical and subtropical Asia to the southwestern Pacific.
Chassalia is a genus of flowering plants in the family Rubiaceae. The genus is found from tropical Africa to (sub)tropical Asia.
Coptophyllum is a genus of flowering plants in the family Rubiaceae. The genus is found from the Nicobar Islands to western Malesia.
Cinchonoideae is a subfamily of flowering plants in the family Rubiaceae and contains about 1700 species in 10 tribes.
Rubioideae Juss., 1789 is a subfamily of flowering plants in the family Rubiaceae and contains about 7600 species in 27 tribes.
Spermacoceae is a tribe of flowering plants in the family Rubiaceae and contains about 1346 species in 57 genera. Its representatives are found in the tropics and subtropics.
Ophiorrhizeae is a tribe of flowering plants in the family Rubiaceae and contains about 364 species in 4 genera. Its representatives are found from tropical and subtropical Asia to the Pacific region.
Debia is a genus of flowering plants in the family Rubiaceae. The genus is found from the Indian subcontinent to south-central China and the Philippines.
Involucrella is a genus of flowering plants in the family Rubiaceae. The genus is found from Assam to Hainan and Peninsular Malaysia and the Philippines.
Leptopetalum is a genus of flowering plants in the family Rubiaceae. The genus is widespread in tropical and subtropical Asia and the Pacific.
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