| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| ANPES | Antennaria petaloidea (Fern.) Fern. var. scariosa Fern. | Antennaria howellii ssp. petaloidea | Asteraceae
|
| ANPES2 | Antennaria petaloidea (Fern.) Fern. var. subcorymbosa (Fern.) Fern. | Antennaria howellii ssp. petaloidea | Asteraceae
|
| ANPE11 | Antennaria petaloidea (Fern.) Fern. | Antennaria howellii ssp. petaloidea | Asteraceae
|
| ANPE18 | Antennaria petasites Greene | Antennaria racemosa | Asteraceae
|
| ANPE9 | Antennaria petiolata Fern. | Antennaria plantaginifolia | Asteraceae
|
| ANPH2 | Antennaria philonipha Porsild | Antennaria monocephala ssp. monocephala | Asteraceae
|
| ANPI3 | Antennaria pinetorum Greene | Antennaria plantaginifolia | Asteraceae
|
| ANPI4 | Antennaria piperi Rydb. | Antennaria racemosa | Asteraceae
|
| ANPLA | Antennaria plantaginifolia (L.) Richards. var. ambigens (Greene) Cronq. | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANPLA2 | Antennaria plantaginifolia (L.) Richards. var. arnoglossa (Greene) Cronq. | Antennaria parlinii ssp. parlinii | Asteraceae
|
| ANPLM | Antennaria plantaginifolia (L.) Richards. var. monocephala Torr. & Gray | Antennaria solitaria | Asteraceae
|
| ANPLP2 | Antennaria plantaginifolia (L.) Richards. var. petiolata (Fern.) Heller | Antennaria plantaginifolia | Asteraceae
|
| ANPL | Antennaria plantaginifolia (L.) Richards. | woman's tobacco | Asteraceae
|
| ANPO80 | Antennaria porsildii Ekman | Antennaria alpina | Asteraceae
|
| ANPU8 | Antennaria pulchella Greene | Sierra pussytoes | Asteraceae
|
| ANPUA2 | Antennaria pulcherrima (Hook.) Greene ssp. anaphaloides (Rydb.) W.A. Weber | Antennaria anaphaloides | Asteraceae
|
| ANPUA3 | Antennaria pulcherrima (Hook.) Greene var. anaphaloides (Rydb.) G.W. Douglas | Antennaria anaphaloides | Asteraceae
|
| ANPUA | Antennaria pulcherrima (Hook.) Greene var. angustisquama Porsild | Antennaria pulcherrima | Asteraceae
|
| ANPUS | Antennaria pulcherrima (Hook.) Greene var. sordida Boivin | Antennaria pulcherrima | Asteraceae
|
| ANPU | Antennaria pulcherrima (Hook.) Greene | showy pussytoes | Asteraceae
|
| ANPUA4 | Antennaria pulvinata Greene ssp. albescens E. Nels. | Antennaria rosea ssp. pulvinata | Asteraceae
|
| ANPU10 | Antennaria pulvinata Greene | Antennaria rosea ssp. pulvinata | Asteraceae
|
| ANPU9 | Antennaria pumila Greene | Antennaria parvifolia | Asteraceae
|
| ANPY | Antennaria pygmaea Fern. | Antennaria monocephala ssp. angustata | Asteraceae
|
| ANPY2 | Antennaria pyramidata Greene | Antennaria luzuloides ssp. aberrans | Asteraceae
|
| ANRA | Antennaria racemosa Hook. | raceme pussytoes | Asteraceae
|
| ANRA4 | Antennaria randii Fern. | Antennaria howellii ssp. canadensis | Asteraceae
|
| ANRE4 | Antennaria recurva Greene | Antennaria parvifolia | Asteraceae
|
| ANRE5 | Antennaria reflexa E. Nels. | Antennaria umbrinella | Asteraceae
|
| ANRH2 | Antennaria rhodantha Fern. | Antennaria howellii ssp. neodioica | Asteraceae
|
| ANRH3 | Antennaria rhodanthus Suksdorf | Antennaria parvifolia | Asteraceae
|
| ANROA | Antennaria rosea Greene ssp. arida (E. Nels.) Bayer | rosy pussytoes | Asteraceae
|
| ANROC | Antennaria rosea Greene ssp. confinis (Greene) Bayer | rosy pussytoes | Asteraceae
|
| ANROD | Antennaria rosea Greene ssp. divaricata E. Nels. | Antennaria rosea ssp. rosea | Asteraceae
|
| ANROP | Antennaria rosea Greene ssp. pulvinata (Greene) Bayer | pulvinate pussytoes | Asteraceae
|
| ANROR | Antennaria rosea Greene ssp. rosea | rosy pussytoes | Asteraceae
|
| ANROA2 | Antennaria rosea Greene var. angustifolia (Rydb.) E. Nels. | Antennaria rosea ssp. confinis | Asteraceae
|
| ANROI | Antennaria rosea Greene var. imbricata (E. Nels.) E. Nels. | Antennaria rosea ssp. rosea | Asteraceae
|
| ANRON | Antennaria rosea Greene var. nitida (Greene) Breitung | Antennaria microphylla | Asteraceae
|
| ANRO2 | Antennaria rosea Greene | rosy pussytoes | Asteraceae
|
| ANRO3 | Antennaria rosulata Rydb. | Kaibab pussytoes | Asteraceae
|
| ANRU2 | Antennaria rupicola Fern. | Antennaria howellii ssp. neodioica | Asteraceae
|
| ANRU3 | Antennaria russellii Boivin | Antennaria howellii ssp. neodioica | Asteraceae
|
| ANSA4 | Antennaria sansonii Greene | Antennaria rosea ssp. pulvinata | Asteraceae
|
| ANSC6 | Antennaria scabra Greene | Antennaria pulchella | Asteraceae
|
| ANSC7 | Antennaria scariosa E. Nels. | Antennaria rosea ssp. arida | Asteraceae
|
| ANSE9 | Antennaria sedoides Greene | Antennaria rosea ssp. confinis | Asteraceae
|
| ANSI2 | Antennaria sierrae-blancae Rydb. | Antennaria rosulata | Asteraceae
|
| ANSO2 | Antennaria soliceps Blake | Charleston Mountain pussytoes | Asteraceae
|
| ANSO | Antennaria solitaria Rydb. | singlehead pussytoes | Asteraceae
|
| ANSO4 | Antennaria solstitialis Lunell | Antennaria microphylla | Asteraceae
|
| ANSO5 | Antennaria sordida Greene | Antennaria rosea ssp. confinis | Asteraceae
|
| ANSO3 | Antennaria sornborgeri Fern. | Antennaria alpina | Asteraceae
|
| ANSP3 | Antennaria spathulata (Fern.) Fern. | Antennaria howellii ssp. canadensis | Asteraceae
|
| ANSP80 | Antennaria speciosa Greene | Antennaria rosea ssp. rosea | Asteraceae
|
| ANST6 | Antennaria stenolepis Greene | Antennaria howellii ssp. petaloidea | Asteraceae
|
| ANST2 | Antennaria stenophylla (Gray) Gray | narrowleaf pussytoes | Asteraceae
|
| ANST3 | Antennaria stolonifera Porsild | Antennaria alpina | Asteraceae
|
| ANST7 | Antennaria straminea Fern. | Antennaria rosea ssp. confinis | Asteraceae
|
| ANSU5 | Antennaria subcanescens Ostenf. ex Malte | Antennaria alpina | Asteraceae
|
| ANSU6 | Antennaria subviscosa Fern. | Antennaria rosea ssp. confinis | Asteraceae
|
| ANSU3 | Antennaria suffrutescens Greene | evergreen everlasting | Asteraceae
|
| ANTA | Antennaria tansleyi Polunin | Antennaria monocephala ssp. angustata | Asteraceae
|
| ANTO5 | Antennaria tomentella E. Nels. | Antennaria rosea ssp. confinis | Asteraceae
|
| ANTW | Antennaria tweedsmurii Polunin | Antennaria monocephala ssp. angustata | Asteraceae
|
| ANUM2 | Antennaria umbellata Greene | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANUM | Antennaria umbrinella Rydb. | umber pussytoes | Asteraceae
|
| ANUM4 | Antennaria umbrinella auct. non Rydb. | Antennaria rosea ssp. pulvinata | Asteraceae
|
| ANUN3 | Antennaria ungavensis (Fern.) Malte | Antennaria alpina | Asteraceae
|
| ANVE4 | Antennaria vexillifera Fern. | Antennaria alpina | Asteraceae
|
| ANVIA3 | Antennaria virginica Stebbins var. argillicola Stebbins | Antennaria virginica | Asteraceae
|
| ANVI13 | Antennaria virginica Stebbins | shalebarren pussytoes | Asteraceae
|
| ANWI | Antennaria wiegandii Fern. | Antennaria alpina | Asteraceae
|
| ANWI2 | Antennaria wilsonii Greene | Antennaria neglecta | Asteraceae
|
| ANTEN | Antennaria Gaertn. | pussytoes | Asteraceae
|
| ANNE10 | Antenoron neofiliforme (Nakai) Hara | jumpseed | Polygonaceae
|
| ANVI12 | Antenoron virginianum (L.) Roberty & Vautier | Polygonum virginianum | Polygonaceae
|
| ANTEN2 | Antenoron Rafin. | antenoron | Polygonaceae
|
| ANSP6 | Anthacanthus spinosus (Jacq.) Nees | Oplonia spinosa | Acanthaceae
|
| ANRU | Anthaenantia rufa (Nutt.) J.A. Schultes | purple silkyscale | Poaceae
|
| ANVI4 | Anthaenantia villosa (Michx.) Beauv. | green silkyscale | Poaceae
|
| ANTHA | Anthaenantia Beauv. | silkyscale | Poaceae
|
| ANJU | Anthelia julacea (L.) Dumort. | | Antheliaceae
|
| ANJU2 | Anthelia juratzkana (Limpr.) Trevis. | | Antheliaceae
|
| ANTHE5 | Anthelia (Dumort.) Dumort. | | Antheliaceae
|
| ANAL11 | Anthemis altissima L. | tall chamomile | Asteraceae
|
| ANARA2 | Anthemis arvensis L. var. agrestis (Wallr.) DC. | Anthemis arvensis | Asteraceae
|
| ANAR6 | Anthemis arvensis L. | corn chamomile | Asteraceae
|
| ANAU3 | Anthemis austriaca Jacq. | Austrian chamomile | Asteraceae
|
| ANCO2 | Anthemis cotula L. | stinking chamomile | Asteraceae
|
| ANFU4 | Anthemis fuscata Brot. | Chamaemelum fuscatum | Asteraceae
|
| ANMI6 | Anthemis mixta L. | Chamaemelum mixtum | Asteraceae
|
| ANNO2 | Anthemis nobilis L. | Chamaemelum nobile | Asteraceae
|
| ANSE6 | Anthemis secundiramea Biv. | prostrate chamomile | Asteraceae
|
| ANTI | Anthemis tinctoria L. | golden chamomile | Asteraceae
|
| ANTHE | Anthemis L. | chamomile | Asteraceae
|
| ANBE3 | Anthephora belangeri Steud. | Hilaria belangeri var. belangeri | Poaceae
|
| ANHE3 | Anthephora hermaphrodita (L.) Kuntze | oldfield grass | Poaceae
|
| ANTHE3 | Anthephora Schreb. | oldfield grass | Poaceae
|
| ANCH2 | Anthericum chandleri Greenm. & C.H. Thompson | Echeandia chandleri | Liliaceae
|
| ANFL5 | Anthericum flavescens J.A. & J.H. Schultes | Echeandia flavescens | Liliaceae
|