| Nome Latino | Nome Comune | Famiglia | |
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Aster modestus Lindl. |
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Asteraceae |
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Aster mohavensis Coville, non Kuntze |
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Asteraceae |
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Aster mohrii Burgess |
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Asteraceae |
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Aster mollis Rydb. |
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Asteraceae |
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Aster mongolicus Franch. |
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Asteraceae |
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Aster multiflorus Ait. |
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Asteraceae |
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Aster multiflorus Ait. var. commutatus Torr. & Gray |
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Asteraceae |
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Aster multiflorus Ait. var. exiguus Fern. |
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Asteraceae |
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Aster multiflorus Ait. var. pansus Blake |
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Asteraceae |
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Aster multiflorus Ait. var. prostratus Kuntze |
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Asteraceae |
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Aster multiflorus Ait. var. stricticaulis Torr. & Gray |
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Asteraceae |
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Aster multiformis Burgess |
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Asteraceae |
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Aster nahanniensis Cody |
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Asteraceae |
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Aster nebraskensis Britt. |
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Asteraceae |
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Aster nemoralis Ait. |
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Asteraceae |
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Aster neomexicanus Woot. & Standl. |
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Asteraceae |
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Aster nobilis Burgess |
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Asteraceae |
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Aster novae-angliae L. |
Astro del New England |
Asteraceae |
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Aster novi-belgii L. |
Settembrini, Astro del Nuovo Belgio |
Asteraceae |
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Aster novi-belgii L. ssp. johannensis (Fern.) A.G. Jones |
Settembrini, Astro del Nuovo Belgio |
Asteraceae |
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Aster novi-belgii L. var. elodes (Torr. & Gray) Gray |
Settembrini, Astro del Nuovo Belgio |
Asteraceae |
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Aster novi-belgii L. var. johannensis (Fern.) A.G. Jones |
Settembrini, Astro del Nuovo Belgio |
Asteraceae |
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Aster novi-belgii L. var. litoreus Gray |
Settembrini, Astro del Nuovo Belgio |
Asteraceae |
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Aster novi-belgii L. var. villicaulis (Gray) Boivin |
Settembrini, Astro del Nuovo Belgio |
Asteraceae |
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Aster oblongifolius Nutt. |
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Asteraceae |
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Aster oblongifolius Nutt. var. angustatus Shinners |
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Asteraceae |
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Aster oblongifolius Nutt. var. orientis Shinners |
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Asteraceae |
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Aster oblongifolius Nutt. var. rigidulus Gray |
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Asteraceae |
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Aster occidentalis (Nutt.) Torr. & Gray |
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Asteraceae |
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Aster occidentalis (Nutt.) Torr. & Gray var. delectabilis (Hall) Ferris |
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Asteraceae |
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Aster occidentalis (Nutt.) Torr. & Gray var. fremontii (Torr. & Gray) A.G. Jones |
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Asteraceae |
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Aster occidentalis (Nutt.) Torr. & Gray var. intermedius Gray |
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Asteraceae |
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Aster occidentalis (Nutt.) Torr. & Gray var. parishii (Gray) Ferris |
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Asteraceae |
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Aster occidentalis (Nutt.) Torr. & Gray var. yosemitanus (Gray) Cronq. |
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Asteraceae |
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Aster ontarionis Wieg. |
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Asteraceae |
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Aster ontarionis Wieg. var. glabratus Semple |
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Asteraceae |
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Aster oolentangiensis Riddell |
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Asteraceae |
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Aster oolentangiensis Riddell var. laevicaulis (Fern.) A.G. Jones |
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Asteraceae |
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Aster oolentangiensis Riddell var. poaceus (Burgess) A.G. Jones |
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Asteraceae |
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Aster orcuttii Vasey & Rose |
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Asteraceae |
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Aster oregonensis (Nutt.) Cronq. |
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Asteraceae |
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Aster oregonensis (Nutt.) Cronq. ssp. californicus (Dur.) Keck |
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Asteraceae |
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Aster oregonum (Nutt.) Torr. & Gray |
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Asteraceae |
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Aster oregonus auct. non (Nutt.) Torr. & Gray [misapplied] |
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Asteraceae |
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Aster oreophilus Franch. |
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Asteraceae |
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Aster osterhoutii Rydb. |
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Asteraceae |
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Aster palmeri Gray, non Ericameria palmeri (Gray) Hall |
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Asteraceae |
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Aster paludicola Piper |
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Asteraceae |
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Aster paludosus Ait. |
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Asteraceae |
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Aster paludosus Ait. ssp. hemisphericus (Alexander) Cronq. |
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Asteraceae |
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Aster paniculatus Lam. p.p., non P. Mill. |
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Asteraceae |
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Aster paniculatus Lam. var. simplex (Willd.) Burgess |
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Asteraceae |
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Aster pansus (Blake) Cronq. |
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Asteraceae |
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Aster pantotrichus Blake |
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Asteraceae |
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Aster pantotrichus Blake var. thyrsoides (Gray) Blake |
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Asteraceae |
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Aster parryi Gray |
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Asteraceae |
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Aster parviceps (Burgess) Mackenzie & Bush |
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Asteraceae |
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Aster parviflorus Gray, non Nees |
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Asteraceae |
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Aster parvulus Blake |
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Asteraceae |
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Aster patens Ait. |
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Asteraceae |
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Aster patens Ait. var. floridanus R.W. Long |
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Asteraceae |
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Aster patens Ait. var. georgianus (Alexander) Cronq. |
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Asteraceae |
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Aster patens Ait. var. gracilis Hook. |
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Asteraceae |
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Aster patens Ait. var. patentissimus (Lindl. ex DC.) Torr. & Gray |
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Asteraceae |
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Aster patens Ait. var. phlogifolius (Muhl. ex Willd.) Nees |
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Asteraceae |
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Aster patentissimus Lindl. ex DC. |
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Asteraceae |
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Aster paternus Cronq. |
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Asteraceae |
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Aster pattersonii Gray |
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Asteraceae |
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Aster paucicapitatus (B.L. Robins.) B.L. Robins. |
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Asteraceae |
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Aster pauciflorus Nutt. |
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Asteraceae |
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Aster pedionomus Alexander |
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Asteraceae |
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Aster peirsonii C.W. Sharsmith |
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Asteraceae |
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Aster pendulus Ait. |
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Asteraceae |
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Aster perelegans A. Nels. & J.F. Macbr. |
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Asteraceae |
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Aster phlogifolius Muhl. ex Willd. |
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Asteraceae |
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