| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| ANAR5 | Antennaria argentea Benth. | silver pussytoes | Asteraceae
|
| ANARV | Antennaria arida E. Nels. ssp. viscidula E. Nels. | Antennaria rosea ssp. arida | Asteraceae
|
| ANARH | Antennaria arida E. Nels. var. humilis (Rydb.) E. Nels. | Antennaria rosea ssp. confinis | Asteraceae
|
| ANAR12 | Antennaria arida E. Nels. | Antennaria rosea ssp. arida | Asteraceae
|
| ANAR14 | Antennaria arkansana Greene | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANARA5 | Antennaria arnoglossa Greene var. ambigens Greene | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANAR13 | Antennaria arnoglossa Greene | Antennaria parlinii ssp. parlinii | Asteraceae
|
| ANAR10 | Antennaria aromatica Evert | scented pussytoes | Asteraceae
|
| ANAT3 | Antennaria athabascensis Greene | Antennaria neglecta | Asteraceae
|
| ANAT2 | Antennaria atriceps Fern. | Antennaria alpina | Asteraceae
|
| ANAU2 | Antennaria aureola Lunell | Antennaria parvifolia | Asteraceae
|
| ANAU | Antennaria austromontana E. Nels. | Antennaria media | Asteraceae
|
| ANBA4 | Antennaria bakeri Greene | Antennaria rosulata | Asteraceae
|
| ANBA7 | Antennaria bayardii Fern. | Antennaria alpina | Asteraceae
|
| ANBI2 | Antennaria bifrons Greene | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANBO | Antennaria boecheriana Porsild | Antennaria alpina | Asteraceae
|
| ANBO2 | Antennaria borealis Greene | Antennaria alpina | Asteraceae
|
| ANBR9 | Antennaria bracteosa Rydb. | Antennaria microphylla | Asteraceae
|
| ANBR10 | Antennaria brainerdii Greene | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANBR8 | Antennaria breitungii Porsild | Antennaria rosea ssp. confinis | Asteraceae
|
| ANBR14 | Antennaria ?brevistyla Fern. | Antennaria rosea ssp. confinis | Asteraceae
|
| ANBR11 | Antennaria brunnescens Fern. | Antennaria alpina | Asteraceae
|
| ANBU2 | Antennaria burwellensis Malte | Antennaria monocephala ssp. angustata | Asteraceae
|
| ANCA31 | Antennaria callilepis Greene | Antennaria howellii ssp. howellii | Asteraceae
|
| ANCA26 | Antennaria calophylla Greene | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANCAA | Antennaria campestris Rydb. var. athabascensis (Greene) Boivin | Antennaria neglecta | Asteraceae
|
| ANCA27 | Antennaria campestris Rydb. | Antennaria neglecta | Asteraceae
|
| ANCA30 | Antennaria cana (Fern. & Wieg.) Fern. | Antennaria alpina | Asteraceae
|
| ANCA38 | Antennaria canadensis Greene | Antennaria howellii ssp. canadensis | Asteraceae
|
| ANCA24 | Antennaria candida Greene | Antennaria media | Asteraceae
|
| ANCAP2 | Antennaria canescens (Lange) Malte ssp. porsildii (Ekman) A.& D. L�ve | Antennaria alpina | Asteraceae
|
| ANCAP | Antennaria canescens (Lange) Malte var. pseudoporsildii B�cher | Antennaria alpina | Asteraceae
|
| ANCA81 | Antennaria canescens (Lange) Malte | Antennaria alpina | Asteraceae
|
| ANCA25 | Antennaria caroliniana Rydb. | Antennaria plantaginifolia | Asteraceae
|
| ANCAL | Antennaria carpathica (Wahlenb.) R. Br. var. lanata Hook. | Antennaria lanata | Asteraceae
|
| ANCAP3 | Antennaria carpathica (Wahlenb.) R. Br. var. pulcherrima Hook. | Antennaria pulcherrima | Asteraceae
|
| ANCH5 | Antennaria chelonica Lunell | Antennaria neglecta | Asteraceae
|
| ANCH6 | Antennaria chlorantha Greene | Antennaria rosea ssp. rosea | Asteraceae
|
| ANCO16 | Antennaria columnaris Fern. | Antennaria alpina | Asteraceae
|
| ANCO5 | Antennaria compacta Malte | Antennaria alpina | Asteraceae
|
| ANCO18 | Antennaria concinna E. Nels. | Antennaria rosea ssp. confinis | Asteraceae
|
| ANCO21 | Antennaria concolor Piper | Antennaria howellii ssp. petaloidea | Asteraceae
|
| ANCO19 | Antennaria confinis Greene | Antennaria rosea ssp. confinis | Asteraceae
|
| ANCO17 | Antennaria confusa Fern. | Antennaria alpina | Asteraceae
|
| ANCO20 | Antennaria congesta Malte | Antennaria monocephala ssp. angustata | Asteraceae
|
| ANCO | Antennaria corymbosa E. Nels. | flat-top pussytoes | Asteraceae
|
| ANCR5 | Antennaria crymophila Porsild | Antennaria alpina | Asteraceae
|
| ANDE6 | Antennaria decipiens Greene | Antennaria plantaginifolia | Asteraceae
|
| ANDE7 | Antennaria denikeana Boivin | Antennaria plantaginifolia | Asteraceae
|
| ANDE5 | Antennaria densa Greene | Antennaria media | Asteraceae
|
| ANDE9 | Antennaria densifolia Porsild | denseleaf pussytoes | Asteraceae
|
| ANDIF | Antennaria dimorpha (Nutt.) Torr. & Gray var. flagellaris Gray | Antennaria flagellaris | Asteraceae
|
| ANDII | Antennaria dimorpha (Nutt.) Torr. & Gray var. integra Henderson | Antennaria dimorpha | Asteraceae
|
| ANDIL | Antennaria dimorpha (Nutt.) Torr. & Gray var. latisquama (Piper) M.E. Peck | Antennaria dimorpha | Asteraceae
|
| ANDIM | Antennaria dimorpha (Nutt.) Torr. & Gray var. macrocephala D.C. Eat. | Antennaria dimorpha | Asteraceae
|
| ANDI2 | Antennaria dimorpha (Nutt.) Torr. & Gray | low pussytoes | Asteraceae
|
| ANDIC | Antennaria dioica (L.) Gaertn. var. corymbosa (E. Nels.) Jepson | Antennaria corymbosa | Asteraceae
|
| ANDIH | Antennaria dioica (L.) Gaertn. var. hyperborea (D. Don) Greene | Antennaria dioica | Asteraceae
|
| ANDIK | Antennaria dioica (L.) Gaertn. var. kernensis Jepson | Antennaria rosea ssp. confinis | Asteraceae
|
| ANDIM2 | Antennaria dioica (L.) Gaertn. var. marginata (Greene) Jepson | Antennaria marginata | Asteraceae
|
| ANDIR2 | Antennaria dioica (L.) Gaertn. var. rosea (Greene) D.C. Eat. | Antennaria rosea ssp. rosea | Asteraceae
|
| ANDI3 | Antennaria dioica (L.) Gaertn. | stoloniferous pussytoes | Asteraceae
|
| ANEK | Antennaria ekmaniana Porsild | Antennaria friesiana ssp. friesiana | Asteraceae
|
| ANEL4 | Antennaria elegans Porsild | Antennaria rosea ssp. confinis | Asteraceae
|
| ANEL3 | Antennaria ellyae Porsild | Antennaria densifolia | Asteraceae
|
| ANER3 | Antennaria erosa Greene | Antennaria neglecta | Asteraceae
|
| ANEX2 | Antennaria exilis Greene | Antennaria monocephala ssp. monocephala | Asteraceae
|
| ANEX4 | Antennaria eximia Greene | Antennaria howellii ssp. howellii | Asteraceae
|
| ANFAC | Antennaria fallax Greene var. calophylla (Greene) Fern. | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANFA | Antennaria fallax Greene | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANFA4 | Antennaria farwellii Greene | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANFE | Antennaria fendleri Greene | Antennaria marginata | Asteraceae
|
| ANFE2 | Antennaria fernaldiana Polunin | Antennaria monocephala ssp. angustata | Asteraceae
|
| ANFL2 | Antennaria flagellaris (Gray) Gray | whip pussytoes | Asteraceae
|
| ANFL6 | Antennaria flavescens Rydb. | Antennaria umbrinella | Asteraceae
|
| ANFO3 | Antennaria foggii Fern. | Antennaria alpina | Asteraceae
|
| ANFOH | Antennaria foliacea Greene var. humilis Rydb. | Antennaria rosea ssp. confinis | Asteraceae
|
| ANFO | Antennaria �foliacea Greene (pro sp.) | | Asteraceae
|
| ANFO4 | Antennaria formosa Greene | Antennaria rosea ssp. rosea | Asteraceae
|
| ANFRA | Antennaria friesiana (Trautv.) Ekman ssp. alaskana (Malte) Hult�n | Fries' pussytoes | Asteraceae
|
| ANFRC | Antennaria friesiana (Trautv.) Ekman ssp. compacta (Malte) Hult�n | Antennaria alpina | Asteraceae
|
| ANFRF | Antennaria friesiana (Trautv.) Ekman ssp. friesiana | Fries' pussytoes | Asteraceae
|
| ANFRN | Antennaria friesiana (Trautv.) Ekman ssp. neoalaskana (Porsild) Bayer & Stebbins | Fries' pussytoes | Asteraceae
|
| ANFRM | Antennaria friesiana (Trautv.) Ekman var. megacephala (Fern.) Hult�n | Antennaria monocephala ssp. angustata | Asteraceae
|
| ANFR | Antennaria friesiana (Trautv.) Ekman | Fries' pussytoes | Asteraceae
|
| ANFU3 | Antennaria fusca E. Nels. | Antennaria rosea ssp. pulvinata | Asteraceae
|
| ANGA | Antennaria gaspensis (Fern.) Fern. | Antennaria rosea ssp. pulvinata | Asteraceae
|
| ANGE3 | Antennaria geyeri Gray | pinewoods pussytoes | Asteraceae
|
| ANGL7 | Antennaria glabrata (J. Vahl) Greene | Antennaria alpina | Asteraceae
|
| ANGO | Antennaria gormanii St. John | Antennaria media | Asteraceae
|
| ANGR9 | Antennaria grandis (Fern.) House | Antennaria howellii ssp. neodioica | Asteraceae
|
| ANGR4 | Antennaria greenei Bush | Antennaria parlinii ssp. fallax | Asteraceae
|
| ANGR6 | Antennaria groenlandica Porsild | Antennaria alpina | Asteraceae
|
| ANHA3 | Antennaria hansii Kern. | Antennaria alpina | Asteraceae
|
| ANHE7 | Antennaria hendersonii Piper | Antennaria rosea ssp. rosea | Asteraceae
|
| ANHO2 | Antennaria holmii Greene | Antennaria parvifolia | Asteraceae
|
| ANHOC | Antennaria howellii Greene ssp. canadensis (Greene) Bayer | Canadian pussytoes | Asteraceae
|
| ANHOG | Antennaria howellii Greene ssp. gaspensis (Fern.) Chmielewski | Antennaria rosea ssp. pulvinata | Asteraceae
|
| ANHOH | Antennaria howellii Greene ssp. howellii | Howell's pussytoes | Asteraceae
|
| ANHON | Antennaria howellii Greene ssp. neodioica (Greene) Bayer | Howell's pussytoes | Asteraceae
|
| ANHOP | Antennaria howellii Greene ssp. petaloidea (Fern.) Bayer | small pussytoes | Asteraceae
|