| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| GLCI2 | Glyphis cicatricosa Ach. | | Graphidaceae
|
| GLCO5 | Glyphis confluens Zenker | Glyphis cicatricosa | Graphidaceae
|
| GLFA2 | Glyphis favulosa Ach. | Glyphis cicatricosa | Graphidaceae
|
| GLYPH | Glyphis Ach. | glyphis | Graphidaceae
|
| GLSC | Glypholecia scabra (Pers.) Mull. Arg. | | Acarosporaceae
|
| GLYPH2 | Glypholecia Nyl. | glypholecia | Acarosporaceae
|
| GLMA2 | Glyptopleura marginata D.C. Eat. | carveseed | Asteraceae
|
| GLSE4 | Glyptopleura setulosa Gray | holy dandelion | Asteraceae
|
| GLYPT | Glyptopleura D.C. Eat. | glyptopleura | Asteraceae
|
| GMAR | Gmelina arborea Roxb. | gumhar | Verbenaceae
|
| GMAS | Gmelina asiatica L. | Asian bushbeech | Verbenaceae
|
| GMPH | Gmelina philippensis Cham. | wild sage | Verbenaceae
|
| GMELI | Gmelina L. | gmelina | Verbenaceae
|
| GNAL2 | Gnaphalium alienum Hook. & Arn. | Antennaria geyeri | Asteraceae
|
| GNAL | Gnaphalium alpinum L. | Antennaria alpina | Asteraceae
|
| GNAM | Gnaphalium americanum P. Mill. | Gamochaeta americana | Asteraceae
|
| GNAR | Gnaphalium arizonicum Gray | Pseudognaphalium arizonicum | Asteraceae
|
| GNAR2 | Gnaphalium arvense L. | Logfia arvensis | Asteraceae
|
| GNAT | Gnaphalium attenuatum DC. | Pseudognaphalium attenuatum | Asteraceae
|
| GNBE | Gnaphalium beneolens A. Davids. | Pseudognaphalium canescens ssp. beneolens | Asteraceae
|
| GNBI | Gnaphalium bicolor Bioletti | Pseudognaphalium bicolor | Asteraceae
|
| GNCA | Gnaphalium californicum DC. | Pseudognaphalium californicum | Asteraceae
|
| GNCA3 | Gnaphalium calviceps Fern. | Gamochaeta falcata | Asteraceae
|
| GNCAB2 | Gnaphalium canescens DC. ssp. beneolens (A. Davids.) Stebbins & Keil | Pseudognaphalium canescens ssp. beneolens | Asteraceae
|
| GNCAM2 | Gnaphalium canescens DC. ssp. microcephalum (Nutt.) Stebbins & Keil | Pseudognaphalium canescens ssp. microcephalum | Asteraceae
|
| GNCAT | Gnaphalium canescens DC. ssp. thermale (E. Nels.) Stebbins & Keil | Pseudognaphalium canescens ssp. thermale | Asteraceae
|
| GNCA2 | Gnaphalium canescens DC. | Pseudognaphalium canescens ssp. canescens | Asteraceae
|
| GNCHC | Gnaphalium chilense Spreng. var. confertifolium Greene | Pseudognaphalium stramineum | Asteraceae
|
| GNCH | Gnaphalium chilense Spreng. | Pseudognaphalium stramineum | Asteraceae
|
| GNCO | Gnaphalium collinum Labill. | Euchiton gymnocephalus | Asteraceae
|
| GNDE | Gnaphalium decurrens Ives, non L. | Pseudognaphalium macounii | Asteraceae
|
| GNDI | Gnaphalium dimorphum Nutt. | Antennaria dimorpha | Asteraceae
|
| GNDI2 | Gnaphalium dioicum L. | Antennaria dioica | Asteraceae
|
| GNDO | Gnaphalium domingense Lam. | Pseudognaphalium domingense | Asteraceae
|
| GNEL | Gnaphalium elegans Kunth | Pseudognaphalium elegans | Asteraceae
|
| GNEX | Gnaphalium exilifolium A. Nels. | slender cudweed | Asteraceae
|
| GNFA2 | Gnaphalium falcatum Lam. | Gamochaeta falcata | Asteraceae
|
| GNGE | Gnaphalium germanicum Scopoli | Filago vulgaris | Asteraceae
|
| GNGR | Gnaphalium grayi A. Nels. & J.F. Macbr. | Gnaphalium exilifolium | Asteraceae
|
| GNGY | Gnaphalium gymnocephalus DC. | Euchiton gymnocephalus | Asteraceae
|
| GNHA | Gnaphalium hawaiiense O. Deg. & Sherff | Pseudognaphalium sandwicensium ssp. hawaiiense | Asteraceae
|
| GNHEM | Gnaphalium helleri Britt. var. micradenium (Weatherby) Mahler | Pseudognaphalium helleri ssp. micradenium | Asteraceae
|
| GNHE | Gnaphalium helleri Britt. | Pseudognaphalium helleri ssp. helleri | Asteraceae
|
| GNIN | Gnaphalium indicum auct. non L. | Gnaphalium polycaulon | Asteraceae
|
| GNJA | Gnaphalium japonicum Thunb. | Euchiton japonicus | Asteraceae
|
| GNLE | Gnaphalium leucocephalum Gray | Pseudognaphalium leucocephalum | Asteraceae
|
| GNLU | Gnaphalium luteoalbum L. | Pseudognaphalium luteoalbum | Asteraceae
|
| GNMA | Gnaphalium macounii Greene | Pseudognaphalium macounii | Asteraceae
|
| GNMA2 | Gnaphalium margaritaceum L. | Anaphalis margaritacea | Asteraceae
|
| GNMIT2 | Gnaphalium microcephalum Nutt. ssp. thermale (E. Nels.) G.W. Douglas | Pseudognaphalium canescens ssp. thermale | Asteraceae
|
| GNMIT | Gnaphalium microcephalum Nutt. var. thermale (E. Nels.) Cronq. | Pseudognaphalium canescens ssp. thermale | Asteraceae
|
| GNMI | Gnaphalium microcephalum Nutt. | Pseudognaphalium canescens ssp. microcephalum | Asteraceae
|
| GNOBH | Gnaphalium obtusifolium L. var. helleri (Britt.) Blake | Pseudognaphalium helleri ssp. helleri | Asteraceae
|
| GNOBM | Gnaphalium obtusifolium L. var. micradenium Weatherby | Pseudognaphalium helleri ssp. micradenium | Asteraceae
|
| GNOBP | Gnaphalium obtusifolium L. var. praecox Fern. | Pseudognaphalium obtusifolium ssp. praecox | Asteraceae
|
| GNOBS | Gnaphalium obtusifolium L. var. saxicola (Fassett) Cronq. | Pseudognaphalium obtusifolium ssp. saxicola | Asteraceae
|
| GNOB | Gnaphalium obtusifolium L. | Pseudognaphalium obtusifolium ssp. obtusifolium | Asteraceae
|
| GNPA | Gnaphalium palustre Nutt. | western marsh cudweed | Asteraceae
|
| GNPE3 | Gnaphalium pensylvanicum Willd. | Gamochaeta pensylvanica | Asteraceae
|
| GNPE2 | Gnaphalium peregrinum Fern. | Gamochaeta pensylvanica | Asteraceae
|
| GNPL | Gnaphalium plantaginifolium L. | Antennaria plantaginifolia | Asteraceae
|
| GNPO | Gnaphalium polycaulon Pers. | many stem cudweed | Asteraceae
|
| GNPO2 | Gnaphalium portoricense Urban | Pseudognaphalium domingense | Asteraceae
|
| GNPR | Gnaphalium pringlei Gray | Pseudognaphalium pringlei | Asteraceae
|
| GNPUA | Gnaphalium purpureum L. var. americanum (P. Mill.) Klatt | Gamochaeta americana | Asteraceae
|
| GNPUF | Gnaphalium purpureum L. var. falcatum (Lam.) Torr. & Gray | Gamochaeta falcata | Asteraceae
|
| GNPUS | Gnaphalium purpureum L. var. spathulatum (Lam.) Baker | Gamochaeta pensylvanica | Asteraceae
|
| GNPUU | Gnaphalium purpureum L. var. ustulatum (Nutt.) Boivin | Gamochaeta ustulata | Asteraceae
|
| GNPU2 | Gnaphalium purpureum L. | Gamochaeta purpurea | Asteraceae
|
| GNRA | Gnaphalium ramosissimum Nutt. | Pseudognaphalium ramosissimum | Asteraceae
|
| GNRO | Gnaphalium roseum Kunth | Pseudognaphalium roseum | Asteraceae
|
| GNSAF | Gnaphalium sandwicensium Gaud. var. flagellare Sherff | Pseudognaphalium sandwicensium ssp. sandwicensium | Asteraceae
|
| GNSAH2 | Gnaphalium sandwicensium Gaud. var. hawaiiense O. Deg. & Sherff | Pseudognaphalium sandwicensium ssp. hawaiiense | Asteraceae
|
| GNSAK | Gnaphalium sandwicensium Gaud. var. kilaueanum O. Deg. & Sherff | Pseudognaphalium sandwicensium ssp. kilaueanum | Asteraceae
|
| GNSAL | Gnaphalium sandwicensium Gaud. var. lineatum Sherff | Pseudognaphalium sandwicensium ssp. sandwicensium | Asteraceae
|
| GNSAM | Gnaphalium sandwicensium Gaud. var. molokaiense O. Deg. & Sherff | Pseudognaphalium sandwicensium ssp. molokaiense | Asteraceae
|
| GNSA | Gnaphalium sandwicensium Gaud. | Pseudognaphalium sandwicensium ssp. sandwicensium | Asteraceae
|
| GNSA2 | Gnaphalium saxicola Fassett | Pseudognaphalium obtusifolium ssp. saxicola | Asteraceae
|
| GNSP2 | Gnaphalium spathulatum Lam. | Gamochaeta pensylvanica | Asteraceae
|
| GNSP3 | Gnaphalium sphacilatum Kunth | Gamochaeta sphacilata | Asteraceae
|
| GNSP | Gnaphalium spicatum Lam. | Gamochaeta americana | Asteraceae
|
| GNST | Gnaphalium stramineum Kunth | Pseudognaphalium stramineum | Asteraceae
|
| GNSU2 | Gnaphalium supinum L. | Omalotheca supina | Asteraceae
|
| GNSY2 | Gnaphalium sylvaticum L. | Omalotheca sylvatica | Asteraceae
|
| GNTH | Gnaphalium thermale E. Nels. | Pseudognaphalium canescens ssp. thermale | Asteraceae
|
| GNUL | Gnaphalium uliginosum L. | marsh cudweed | Asteraceae
|
| GNUS | Gnaphalium ustulatum Nutt. | Gamochaeta ustulata | Asteraceae
|
| GNVI2 | Gnaphalium virgatum L. | Pterocaulon virgatum | Asteraceae
|
| GNVI | Gnaphalium viscosum Kunth | Pseudognaphalium viscosum | Asteraceae
|
| GNWR | Gnaphalium wrightii Gray | Pseudognaphalium canescens ssp. canescens | Asteraceae
|
| GNAPH | Gnaphalium L. | cudweed | Asteraceae
|
| GNAF | Gnetum africanum Welw. | African jointfir | Gnetaceae
|
| GNBU | Gnetum buchholzianum Engler | jointfir | Gnetaceae
|
| GNGN | Gnetum gnemon L. | buko | Gnetaceae
|
| GNETU | Gnetum L. | jointfir | Gnetaceae
|
| GOHY | Gochnatia hypoleuca (DC.) Gray | shrubby bullseye | Asteraceae
|
| GOCHN | Gochnatia Kunth | gochnatia | Asteraceae
|
| GOAMA | Godetia amoena (Lehm.) G. Don var. albicaulis Jepson | Clarkia gracilis ssp. albicaulis | Onagraceae
|
| GOAMC | Godetia amoena (Lehm.) G. Don var. concolor Jepson | Clarkia gracilis ssp. gracilis | Onagraceae
|
| GOAMG | Godetia amoena (Lehm.) G. Don var. gracilis (Piper) C.L. Hitchc. | Clarkia gracilis ssp. gracilis | Onagraceae
|
| GOAMS | Godetia amoena (Lehm.) G. Don var. sonomensis C.L. Hitchc. | Clarkia gracilis ssp. sonomensis | Onagraceae
|