3,306 articles
Cattleya labiata
Cattleya labiata, the crimson-lipped Brazilian orchid described by Lindley in 1824 and namesake of the genus Cattleya, a unifoliate autumn-flowering epiphyte endemic to Brazil, assessed Vulnerable, parent of about 12,000 hybrids.
Cattleya trianae
Cattleya trianae (flor de Mayo, Christmas orchid) is an epiphytic Colombian Andean orchid, the national flower of Colombia since 1936, endangered (EN D), on CITES Appendix I, with fragrant flowers up to 20 cm across.
Cavatappi
Cavatappi (also sold as Cellentani, Barilla's trademark) is a short, ridged, hollow corkscrew-shaped pasta from Southern Italy, made without eggs, used in mac and cheese, baked casseroles, and pasta salads.
Ceanothus
Ceanothus, known in gardens as California lilac or wild lilac, is a genus of about 55 to 60 North American shrubs with dense blue spring flowers.
Cedar oil
Cedar oil (cedarwood oil), essential oil steam-distilled from juniper and cypress wood, mainly Juniperus virginiana; fragrance, insect repellent, and minimum-risk pesticide rich in cedrol and cedrene.
Cedrela
Cedrela (Spanish cedar, Cedrela odorata) is a Neotropical Meliaceae tree genus, sister to Toona in tribe Cedreleae, native Mexico to Argentina, with aromatic timber, CITES Appendix II protection, and Hypsipyla grandella shoot-borer damage.
Cedrela odorata
Cedrela odorata (Spanish cedar, cigar-box cedar) is a Meliaceae timber tree native from Mexico to tropical America, valued for aromatic, insect-repelling wood; IUCN Vulnerable and CITES Appendix II.
Cedrus
Cedrus, commonly called the true cedars, is a genus of four evergreen coniferous tree species in the pine family, growing in the Mediterranean region and western Himalayas.
Cedrus atlantica
Cedrus atlantica, Atlas cedar (Arz atlassi), an endangered Pinaceae conifer endemic to Morocco's Atlas and Rif mountains and Algeria's Tell Atlas and Aurès, declining from drought, grazing, and pests; timber and essential-oil source.
Cedrus deodara
Cedrus deodara, the deodar or Himalayan cedar (devadāru), is a Pinaceae conifer native from NE Afghanistan to W Nepal, IUCN Least Concern, a major timber tree, and a key species in Himalayan climate and dendrochronology research.
Cedrus libani
Cedrus libani, the Cedar of Lebanon (أرز لبنان), a Vulnerable evergreen Pinaceae conifer native to southern Türkiye, Lebanon, and Syria, famed for durable ancient timber, montane refugia, and large Turkish reforestation programs.
Ceiba pentandra
Ceiba pentandra (kapok tree, silk cotton tree, 吉贝) is a Malvaceae tree up to 70 m, native from Mexico to tropical America, widely planted pantropically; source of kapok floss and light timber, IUCN Least Concern (2017).
Celastraceae
Celastraceae R.Br. (bittersweet family, spindle-tree family), order Celastrales: ca. 100 genera, 1,300 species of trees, shrubs, and lianas; includes Euonymus, Celastrus, Maytenus, Catha edulis; Hippocrateaceae and Parnassiaceae synonymized.
Celastrales
Celastrales, an order of rosid flowering plants with Celastraceae and Lepidobotryaceae, about 1,355 species in 94 genera, part of the unresolved COM clade with Oxalidales and Malpighiales.
Celosia
Celosia, cockscomb or Lagos spinach (Celosia argentea), a genus of about 50 Amaranthaceae herbs native to tropical America, Africa, and Arabia, grown as a leafy vegetable (soko) and as ornamental cristata, plumosa, and spicata cut flowers.
Celtis
Celtis (hackberries, nettle trees) is a genus of about 70-80 tree and shrub species in Cannabaceae, formerly Ulmaceae, with 3-veined leaves and 1 cm drupes; type species Celtis australis, cosmopolitan range.
Celtis australis
Celtis australis, the southern nettle tree or European hackberry, is a deciduous Cannabaceae tree native from the Mediterranean to northern Iran, grown ornamentally and for erosion control, drought-tolerant, a weed in Australia.
Cenchrus
Cenchrus, a Poaceae grass genus (former Pennisetum species included), defined by spiny burs enclosing spikelets; 108 accepted species; includes pearl millet, buffel grass, and fountain grass.
Cenchrus ciliaris
Cenchrus ciliaris (buffelgrass, African foxtail grass; syn. Pennisetum ciliare) is a perennial C4 tussock grass native from Africa to India, valued as drought-tolerant livestock forage yet a fire-promoting invasive weed in Australia, Mexico, and the Sonoran Desert.
Cenchrus purpureus
Cenchrus purpureus, Napier grass or elephant grass (syn. Pennisetum purpureum), is a perennial C4 grass native to Africa and the Arabian Peninsula, grown as a tropical forage with dry-matter yields up to 78 t/ha/year, and an invasive risk in Florida and Hawaii.
Centaurea
Centaurea (knapweeds, cornflowers, starthistles) is a large Asteraceae genus of about 700-777 Old World species, centered in the Mediterranean and Western Asia, taxonomically difficult, medicinally studied, with invasive North American members.
Centaurea cyanus
Centaurea cyanus (cornflower, bachelor's button, Cyanus segetum) is an annual Asteraceae of the eastern Mediterranean, a former cereal weed now declining in Europe, self-incompatible with pseudo-self-compatibility, Least Concern in the EU but invasive in US prairies.
Centaurium erythraea
Centaurium erythraea, common centaury, is a Gentianaceae biennial herb native from the Azores and Morocco to SW Siberia and Iran, used in traditional medicine for dyspepsia and loss of appetite, with an EU traditional-use herbal monograph and bitter secoiridoid constituents.
Centella
Centella is a genus of about 20-55 perennial Apiaceae herbs native to the tropics and subtropics, mostly African; its type species Centella asiatica (gotu kola, cica) yields asiaticoside and asiatic acid used in supplements and cosmetics.
Centella asiatica
Centella asiatica (gotu kola, cica, Indian pennywort) is a creeping Apiaceae herb of the Old World tropics used in Ayurveda and Chinese medicine; its triterpenoids asiaticoside and madecassoside underpin wound-healing and skincare uses.
Central American pine–oak forests
Central American pine–oak forests (WWF NT0303), a tropical coniferous ecoregion of mid-elevation mountains in Chiapas, Guatemala, El Salvador, Honduras, and Nicaragua; about 111,000 km² of pine and oak forest, endemic birds and herpetofauna, Vulnerable status.
Centrosema
Centrosema (DC.) Benth., a Fabaceae genus (subtribe Clitoriinae) of climbing tropical American legumes, about 30–45 species, type C. brasilianum; used as tropical forage, pasture, cover crop, and green manure.
Cephalanthera
Cephalanthera (helleborines) is a genus of about 21 terrestrial orchid species in tribe Neottieae, native from North Africa and temperate Eurasia to Indo-China and western North America; many species are mixotrophic or mycoheterotrophic via ectomycorrhizal Thelephoraceae fungi.
Cephalocereus senilis
Cephalocereus senilis, the old man cactus or viejito, is an endangered Mexican columnar cactus from Hidalgo and Veracruz, covered in white hair-like spines, with a lateral cephalium and nocturnal flowers.
Cephalotaxus
Cephalotaxus (plum yews, 三尖杉属) is a genus of East Asian evergreen conifers, sole genus of Cephalotaxaceae, sister to Taxaceae; source of cephalotaxine alkaloids used in leukemia therapy, with several IUCN-threatened species.