Lobelioideae is a

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...

of the plant family

Campanulaceae The family Campanulaceae (also bellflower family), of the order Asterales, contains nearly 2400 species in 84 genera of herbaceous plants, shrubs, and rarely small trees, often with milky sap. Among them are several familiar garden plants belon ...

. It contains 32 genera, totalling about 1200 species. Some of the larger genera are ''

Lobelia ''Lobelia'' () is a genus of flowering plants comprising 415 species, with a subcosmopolitan distribution primarily in tropical to warm temperate regions of the world, a few species extending into cooler temperate regions.Huxley, A., ed. (1992 ...

'', ''

Siphocampylus ''Siphocampylus'' is a genus of flowering plants in the family Campanulaceae. There are approximately 221 species native to the Neotropical realm. Most grow in mountain habitat.Saburi, W., Reato, L. R., & de Godoy, S. A. P. (2005)Floral venation ...

'', ''

Centropogon ''Centropogon'' is a plant genus in the family Campanulaceae. In systems where the Lobeliaceae are recognized as distinct, ''Centropogon'' is placed there. Selected species * '' Centropogon aequatorialis'' * '' Centropogon albostellatus'' * ' ...

'', ''

Burmeistera ''Burmeistera'' is a genus of flowering plants in the bellflower family, Campanulaceae. There are around 130 species distributed in Central and South America.Muchhala, N., & Potts, M. D. (2007)Character displacement among bat-pollinated flowers o ...

'' and '' Cyanea''. They are

perennials 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 widel ...

, sometimes annuals, ranging in form from

herbs In general use, herbs are a widely distributed and widespread group of plants, excluding vegetables and other plants consumed for macronutrients, with savory or aromatic properties that are used for flavoring and garnishing food, for medicinal ...

to small

tree In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves. In some usages, the definition of a tree may be narrower, including only woody plants with secondary growth, plants that are ...

s. Most species are tropical in distribution, but in total this subfamily occurs almost worldwide, being absent only from Arctic regions,

central Asia Central Asia, also known as Middle Asia, is a subregion, region of Asia that stretches from the Caspian Sea in the west to western China and Mongolia in the east, and from Afghanistan and Iran in the south to Russia in the north. It includes t ...

and the

Near East The ''Near East''; he, המזרח הקרוב; arc, ܕܢܚܐ ܩܪܒ; fa, خاور نزدیک, Xāvar-e nazdik; tr, Yakın Doğu is a geographical term which roughly encompasses a transcontinental region in Western Asia, that was once the hist ...

. The subfamily is particularly diverse in

Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only stat ...

, where well over 100 species of

Hawaiian lobelioids The Hawaiian lobelioids are a group of flowering plants in the bellflower family, Campanulaceae, subfamily Lobelioideae, all of which are endemic to the Hawaiian Islands. This is the largest plant radiation in the Hawaiian Islands, and indeed the ...

have radiated from a single introduction. This subfamily was formerly given family rank as Lobeliaceae, under a somewhat different circumscription. The

leaves A leaf (plural, : leaves) is any of the principal appendages of a vascular plant plant stem, stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", wh ...

are simple and alternate. The plants have milky sap. The

flower A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechani ...

s are bilaterally symmetric with five lobes and

stamen The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filame ...

s. The corolla tube opens along the upper side with two lobes above and three below, and the stamens join together in the tube.

Genera

References

External links

* * {{Taxonbar, from=Q1152804 Asterales subfamilies