The plant genusCalandrinia contains many species of purslane, including the redmaids. The genus was named for Jean Louis Calandrini, an 18th century Swissbotanist. It includes around 150 species of annual herbs which bear colorful flowers in shades of red to purple and white. Plants of this genus are native to Australia and western North America. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Divisions Land plants (embryophytes) Non-vascular plants (bryophytes) Marchantiophyta - liverworts Anthocerotophyta - hornworts Bryophyta - mosses Vascular plants (tracheophytes) Lycopodiophyta - clubmosses Equisetophyta - horsetails Pteridophyta - true ferns Psilotophyta - whisk ferns Ophioglossophyta - adderstongues Seed plants (spermatophytes) †Pteridospermatophyta - seed ferns Pinophyta - conifers Cycadophyta - cycads Ginkgophyta - ginkgo Gnetophyta - gnetae Magnoliophyta - flowering plants Adiantum pedatum (a fern... Classes Magnoliopsida - Dicots Liliopsida - Monocots The flowering plants (also called angiosperms) are a major group of land plants. ... Orders see text Dicotyledons or dicots are flowering plants whose seed contains two embryonic leaves or cotyledons. ... Families Achatocarpaceae Aizoaceae (Fig-marigold family) Amaranthaceae (amaranth family) Ancistrocladaceae Asteropeiaceae Barbeuiaceae Basellaceae (basella family) Cactaceae (cactus family) Caryophyllaceae (carnation family) Dioncophyllaceae Droseraceae (sundew family) Drosophyllaceae Frankeniaceae Molluginaceae (carpetweed family) Nepenthaceae Nyctaginaceae (four-oclock family) Physenaceae Phytolaccaceae (pokeweed family) Plumbaginaceae (plumbago family) Polygonaceae (buckwheat family) Portulacaceae (purslane family) Rhabdodendraceae... Genera about 20, see text The Portulacaceae, or purslane family, comprises about 20 genera with about 500 species. ... Carl Sigismund Kunth (1788-1850) was a German botanist. ... In biology, a genus (plural genera) is a grouping in the classification of living organisms having one or more related and morphologically similar species. ... Botany is the scientific study of plant life. ... A herb (pronounced hurb in Commonwealth English and urb in American English) is a plant grown for culinary, medicinal, or in some cases even spiritual value. ... World map showing North America A satellite composite image of North America. ...
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