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Electronic Flora of South Australia genus Fact Sheet
Family: Asteraceae Chondropyxis
Citation: D. Cooke, gen.nov.
Derivation: Greek chondros, cartilage; pyxis, box; referring to the fruiting capitulum which consists of persistent cartilaginous scales holding the achenes on the receptacle. Synonymy: Not Applicable Common name: None
Description:
Biology: Related to Elachanthus and other endemic Australian genera forming a group which has traditionally been treated as Anthemideae but is probably closest to the Astereae. Type: C. halophila D. Cooke. Taxonomic notes: Monotypic. Herba annua subsucculenta glabra; caulis erectus teres. Folia caulina subopposita sessilia. Capitula sessilia terminalia, inferiora ramis duobus proxime sub capitulo exorientibus superata, discoidea heterogama. Involucrum hemisphaericum; bracteae biseriatae aequales scariosae costis herbaceis. Receptaculum planum. Flosculi externi feminei, 3-5-seriati, extimi bracteis involucralibus subtenti, ceteri squamis receptacularibus incrassatis cartilagineis amplexi; corolla filiformis, plerumque ligula vestigiali bractea vel squama occulta; rami styli lineari-subulati glabri; ovarium ellipsoideum villosum achaenium compresso-teres villosum pilis apice biglochidiatis; pappus corolla brevior, setis liberis plumosis paucis. Flosculi interni bisexuales steriles tubulares 4- vel 5-meri, sine squamis receptacularibus; corolla anguste campanulata; antherae basi obtusae, appendicibus apicalibus lanceolatis planis; rami styli lanceolatosubulati extrinsecus papillosi; achaenium abortivum linearium apice dilatatum glabrum; pappus coroilam subaequans, setis plumosis basi dilatatis el connatis uniseriatis inaequalibus. Author: Not yet available |
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