| Tracheophyta (a2)> |
| Genus (f2): Cooksonia. |
| Class (b2): Progymnospermopsida. |
| Class: Trimerophytopsida (b2)> |
| Genus: Psilophyton. |
| |
| 05 LYCOPODIOPHYTINA(a3): lycopods. |
| Division: Lycopodiophyta (a2)> |
| Class: Isoetopsida (b2)> |
| Order: Lepidodendrales (c2)> |
| Family: Sigillariaceae (d2)> |
| Genus (f2): Sigillaria. |
| Class: Lycopodiopsida (b2): clubmosses. |
| |
| 06 POLYPODIOPHYTINA(a3)> |
| Class: Isoetopsida (b2)> |
| Order (c2): Lepidodendrales. |
| Class: Polypodiopsida (b2): ferns. |
| Order (c2): Cyatheales. |
| Subclass: Equisetidae: horsetails (b3)> |
| Order: Equisetales (c2)> |
| Family: Calamitaceae (d2)> |
| Genus (f2): calamites. |
| Subclass: Marattiidae (b3)> |
| Order: Marattiales (c2)> |
| Family: Marattiaceae (d2)> |
| Genus (f2): Psaronius. |
| |
| Spermatophytina:seed plants (a3)> |
| Division: Pteridospermatophyta. |
| 07 ANGIOSPERMAE (b1)> |
| Order: Aquifoliales (c2)> |
| Family: Aquifoliaceae (d2)> |
| Genus: Ilex (f2): holly. |
| Order: Arecales (c2)> |
| Family: Arecaceae (d3):palms. |
| Order: Cornales (c2)> |
| Family: Cornaceae (b2)> |
| Genus: Cornus (f2): dogwood. |
| Order: Fagales (b2)> |
| Family: Betulaceae: birches(d2)> |
| Subfamily: Betuloideae (d3)> |
| Genus: Alnus (f2): alder. |
| Genus: Betula (f2): birch. |
| Order: Dipsacales (c2)> |
| Family: Adoxaceae (d2)> |
| Genus: Sambucus (f2): elderberry. |
| Genus: Viburnum. |
| Family: Caprifoliaceae: honeysuckle. |
| Order: Fagales (c2)> |
| Family: Betulaceae (d2)> |
| Subfamily: Coryloideae (d3)> |
| Genus (f2): Corylus: hazel. |
| Family: Fagaceae (d2)> |
| Genus: Fagus (f2): beech. |
| Genus: Quercus: oak. |
| Subfamily: Coryloideae (d3)> |
| Genus: Carpinus (f2): hornbeam. |
| Subfamily: Faboideae (d3)> |
| Tribe: Genisteae (e2)> |
| Genus (f2): Laburnum. |
| Family: Juglandaceae (d2): walnuts. |
| Order: Laurales (c2)> |
| Family: Lauraceae (d2): laurels. |
| Order: Magnoliales (c2)> |
| Family: Magnoliaceae (d2): magnolias. |
| Order: Malpighiales (c2)> |
| Family: Salicaceae (d2)> |
| Tribe: Saliceae (e2)> |
| Genus (f2): Salix: willow. |
| Order: Poales (c2)> |
| Family: Poaceae (d2): grass. |
| Order: Rosales (c2)> |
| Family: Ulmaceae (d2)> |
| Genus (f2): Ulmus: elm. |
| Order: Sapindales (c2)> |
| Family: Meliaceae (d2): mahogany. |
| Family: Sapindaceae (d2)> |
| Subfamily: Hippocastanoideae (d3)> |
| Genus (f2): Acer (maple). |
| Genus: Aesculus (f2)> |
| Species: hippocastanum: horse chestnut. |
| |
| 08 GYMNOSPERMAE(b1)> |
| Class: Cycadopsida (b2)> |
| Subclass: Cycadidae (b3)> |
| Order: Cycadales (c2): cycad. |
| Class: Ginkgoopsida (b2)> |
| Subclass: Ginkgooidae (b3)> |
| Order: Ginkgoales: ginkgo. |
| Class: Pinopsida (b2)> |
| Order: Pinales: conifer (c2)> |
| Family: Cupressaceae: cypress (d2)> |
| Subfamily: Cupressoideae (d3)> |
| Genus: Juniperus (f2): juniper. |
| Family: Pinaceae: pines (d2)> |
| Subfamily: Abietoideae (d3)> |
| Genus: Abies (f2): fir. |
| Genus: Cedrus (f2): cedar. |
| Genus: Tsuga (f2): hemlock. |
| Subfamily: Laricoideae (d3)> |
| Genus: Pseudotsuga (f2): Douglas fir. |
| Subfamily: Laricoideae (d3)> |
| Genus: Larix (f2): larch. |
| Subfamily: Piceoideae (d3)> |
| Genus: Picea (f2): spruce. |
| Subfamily: Pinoideae (g3)> |
| Genus: Pinus (f2): pine. |
| Subgenus: Strobus (f3)> |
| Section: Parrya (g2)> |
| Subsection: Balfourianae (g3)> |
| Species: Pinus longaeva: bristlecone pine. |
| Family: Taxaceae (d2): yew family. |
| |
| 09 RHYNIOPHYTINA (a3)> |
| Class: Rhyniopsida (b2)> |
| Genus (f2): Steganotheca. |
| Order: Rhyniales (c2)> |
| Family: Rhyniaceae (d2)> |
| Genus (f2): Rhynia. |
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