| 单词 | gymnosperm genus |
| 释义 | gymnosperm genus (extremely rare) n WORD FAMILY gymnosperm genus n a genus of gymnosperms Hypo|Hyper genus Gnetum type genus of the Gnetaceae; small trees or shrubs usually with climbing jointed stems and terminal spikes of flowers with orange-red seeds clustered in rough cones Catha, genus Cathaa genus of African evergreen shrubs characterized by thick leaves and white flowers genus Ephedratype and sole genus of Ephedraceae: tropical and subtropical evergreen shrubby or creeping plants native to dry and inhospitable regions genus Welwitchia, genus Welwitschiatype and sole genus of Welwitschiaceae Cycas, genus Cycastype genus of Cycadaceae: genus of widely distributed Old World evergreen tropical trees having pinnate leaves and columnar stems covered with persistent bases of old leaves genus Zamiagenus of small evergreen tropical and subtropical American cycads genus Ceratozamiasmall genus of Mexican cycads; sometimes classified in family Cycadaceae genus Dioonsmall genus of arborescent cycads of Mexico and Central America; sometimes classified in family Cycadaceae genus Encephalartosgenus of arborescent African cycads; sometimes classified in family Cycadaceae genus Macrozamiagenus of large evergreen Australian cycads; sometimes classified in family Cycadaceae Bennettitis, genus Bennettitistype of the Bennettitales Lyginopteris, genus Lyginopterisgenus of fossil seed ferns of the Carboniferous Cordaites, genus Cordaitestall Paleozoic trees superficially resembling modern screw pines; structurally intermediate in some ways between cycads and conifers Pinus, genus Pinustype genus of the Pinaceae: large genus of true pines Larix, genus Larixlarches Pseudolarix, genus Pseudolarixone species: golden larch Abies, genus Abiestrue firs Cedrus, genus Cedrustrue cedars Picea, genus Piceaa genus of temperate and Arctic evergreen trees (see spruce) Tsuga, genus Tsugahemlock; hemlock fir; hemlock spruce Pseudotsuga, genus Pseudotsugadouglas fir; closely related to genera Larix and Cathaya genus Cathayaone species; related to Pseudotsuga and Larix Cupressus, genus Cupressustype genus of Cupressaceae Athrotaxis, genus Athrotaxisa genus of gymnosperm Austrocedrus, genus Austrocedrusone species; formerly included in genus Libocedrus Callitris, genus Callitrisevergreen monoecious coniferous trees or shrubs: cypress pines Calocedrus, genus Calocedrustall evergreens of western North America and eastern Asia; formerly included in genus Libocedrus Chamaecyparis, genus Chamaecyparisa genus of Chamaecyparis Cryptomeria, genus CryptomeriaJapanese cedar; sugi Juniperus, genus Juniperusjunipers Libocedrus, genus Libocedruscypresses that resemble cedars genus Metasequoiagenus of deciduous conifers comprising both living and fossil forms; 1 extant species: dawn redwood of China; variously classified as member of Pinaceae or Taxodiaceae genus Sequoiaredwoods; until recently considered a genus of a separate family Taxodiaceae Taxodium, genus Taxodiumbald cypress; swamp cypress Tetraclinis, genus Tetraclinissandarac tree Thuja, genus Thujared cedar Thujopsis, genus Thujopsisone species; has close similarity to genus Thuja genus Keteleeriaa genus of keteleeria genus Araucariaa genus of the araucaria family Agathis, genus Agathiskauri pine Cephalotaxus, genus Cephalotaxusthe genus of Cephalotaxus (see plum-yews) Torreya, genus Torreyanutmeg-yews Phyllocladus, genus Phyllocladuscelery pine Podocarpus, genus Podocarpusevergreen trees or shrubs; sometimes classified as member of the family Taxaceae Afrocarpus, genus Afrocarpusdioecious evergreen trees or shrubs; equatorial to southern and southeastern Africa: yellowwood; similar to trees or genus Podocarpus Dacrycarpus, genus Dacrycarpusevergreen coniferous shrubs or trees of New Zealand to Malaysia and Philippines Dacrydium, genus DacrydiumAustralasian evergreen trees or shrubs Falcatifolium, genus Falcatifoliumsickle pines: dioecious evergreen tropical trees and shrubs having sickle-shaped leaves; similar to Dacrycarpus in habit; Malaysia and Philippines to New Guinea and New Caledonia Halocarpus, genus Halocarpusdioecious trees or shrubs of New Zealand; similar in habit to Dacrydium Lagarostrobus, genus Lagarostrobusgenus of dioecious evergreen trees of New Zealand and Tasmania; similar to genus Dacrydium Lepidothamnus, genus Lepidothamnussmall usually shrubby conifers Microstrobos, genus Microstrobos2 species of small evergreen shrubs of Australia and Tasmania Nageia, genus Nageiasmall genus of Asian evergreen trees having columnar crowns and distinguished by leaves lacking a midrib; eastern Asia including India and Philippines and New Guinea Parasitaxus, genus Parasitaxusone species: parasite yew Prumnopitys, genus Prumnopitysmostly dioecious evergreen conifers; leaves are softer than in Podocarpus Retrophyllum, genus Retrophyllumsmall genus of tropical evergreen dioecious shrubs or trees of Oceania and tropical South America Saxe-gothea, Saxegothea, genus Saxe-gothea, genus Saxegotheaone species: Prince Albert's yew Sundacarpus, genus Sundacarpusone species Sciadopitys, genus Sciadopitystype and sole genus of Sciadopityaceae; Japanese umbrella pines Taxus, genus Taxusyews Austrotaxus, genus Austrotaxusa gymnosperm genus having one species: New Caledonian yew Pseudotaxus, genus Pseudotaxusone species genus Ginkgosole surviving genus of the Ginkgoaceae genus (biology) taxonomic group containing one or more species |
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