types:

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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 Catha

a genus of African evergreen shrubs characterized by thick leaves and white flowers

genus Ephedra

type and sole genus of Ephedraceae: tropical and subtropical evergreen shrubby or creeping plants native to dry and inhospitable regions

genus Welwitchia, genus Welwitschia

type and sole genus of Welwitschiaceae

Cycas, genus Cycas

type 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 Zamia

genus of small evergreen tropical and subtropical American cycads

genus Ceratozamia

small genus of Mexican cycads; sometimes classified in family Cycadaceae

genus Dioon

small genus of arborescent cycads of Mexico and Central America; sometimes classified in family Cycadaceae

genus Encephalartos

genus of arborescent African cycads; sometimes classified in family Cycadaceae

genus Macrozamia

genus of large evergreen Australian cycads; sometimes classified in family Cycadaceae

Bennettitis, genus Bennettitis

type of the Bennettitales

Lyginopteris, genus Lyginopteris

genus of fossil seed ferns of the Carboniferous

Cordaites, genus Cordaites

tall Paleozoic trees superficially resembling modern screw pines; structurally intermediate in some ways between cycads and conifers

Pinus, genus Pinus

type genus of the Pinaceae: large genus of true pines

Larix, genus Larix

larches

Pseudolarix, genus Pseudolarix

one species: golden larch

Abies, genus Abies

true firs

Cedrus, genus Cedrus

true cedars

Picea, genus Picea

a genus of temperate and Arctic evergreen trees (see spruce)

Tsuga, genus Tsuga

hemlock; hemlock fir; hemlock spruce

Pseudotsuga, genus Pseudotsuga

douglas fir; closely related to genera Larix and Cathaya

genus Cathaya

one species; related to Pseudotsuga and Larix

Cupressus, genus Cupressus

type genus of Cupressaceae

Athrotaxis, genus Athrotaxis

a genus of gymnosperm

Austrocedrus, genus Austrocedrus

one species; formerly included in genus Libocedrus

Callitris, genus Callitris

evergreen monoecious coniferous trees or shrubs: cypress pines

Calocedrus, genus Calocedrus

tall evergreens of western North America and eastern Asia; formerly included in genus Libocedrus

Chamaecyparis, genus Chamaecyparis

a genus of Chamaecyparis

Cryptomeria, genus Cryptomeria

Japanese cedar; sugi

Juniperus, genus Juniperus

junipers

Libocedrus, genus Libocedrus

cypresses that resemble cedars

genus Metasequoia

genus 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 Sequoia

redwoods; until recently considered a genus of a separate family Taxodiaceae

Taxodium, genus Taxodium

bald cypress; swamp cypress

Tetraclinis, genus Tetraclinis

sandarac tree

Thuja, genus Thuja

red cedar

Thujopsis, genus Thujopsis

one species; has close similarity to genus Thuja

genus Keteleeria

a genus of keteleeria

genus Araucaria

a genus of the araucaria family

Agathis, genus Agathis

kauri pine

Cephalotaxus, genus Cephalotaxus

the genus of Cephalotaxus (see plum-yews)

Torreya, genus Torreya

nutmeg-yews

Phyllocladus, genus Phyllocladus

celery pine

Podocarpus, genus Podocarpus

evergreen trees or shrubs; sometimes classified as member of the family Taxaceae

Afrocarpus, genus Afrocarpus

dioecious evergreen trees or shrubs; equatorial to southern and southeastern Africa: yellowwood; similar to trees or genus Podocarpus

Dacrycarpus, genus Dacrycarpus

evergreen coniferous shrubs or trees of New Zealand to Malaysia and Philippines

Dacrydium, genus Dacrydium

Australasian evergreen trees or shrubs

Falcatifolium, genus Falcatifolium

sickle 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 Halocarpus

dioecious trees or shrubs of New Zealand; similar in habit to Dacrydium

Lagarostrobus, genus Lagarostrobus

genus of dioecious evergreen trees of New Zealand and Tasmania; similar to genus Dacrydium

Lepidothamnus, genus Lepidothamnus

small usually shrubby conifers

Microstrobos, genus Microstrobos

2 species of small evergreen shrubs of Australia and Tasmania

Nageia, genus Nageia

small 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 Parasitaxus

one species: parasite yew

Prumnopitys, genus Prumnopitys

mostly dioecious evergreen conifers; leaves are softer than in Podocarpus

Retrophyllum, genus Retrophyllum

small genus of tropical evergreen dioecious shrubs or trees of Oceania and tropical South America

Saxe-gothea, Saxegothea, genus Saxe-gothea, genus Saxegothea

one species: Prince Albert's yew

Sundacarpus, genus Sundacarpus

one species

Sciadopitys, genus Sciadopitys

type and sole genus of Sciadopityaceae; Japanese umbrella pines

Taxus, genus Taxus

yews

Austrotaxus, genus Austrotaxus

a gymnosperm genus having one species: New Caledonian yew

Pseudotaxus, genus Pseudotaxus

one species

genus Ginkgo

sole surviving genus of the Ginkgoaceae

type of:

genus

(biology) taxonomic group containing one or more species