Alcea rosea L.

Family : Malvaceae

Aldrovanda vesiculosa L. (Synonym : Aldrovanda vesiculosa L. var. duriaei Casp.)

Family : Droseraceae

Aletris foliata (Maxim.) Bureau & Franch. (Synonym : Metanarthecium foliatum Maxim.)

Family : Liliaceae

Aletris glabra Bureau & Franch. (Synonym : Aletris sikkimensis Hook.f.)

Family : Liliaceae

Aletris spicata (Thunb.) Franch. (Synonym : Aletris spicata (Thunb.) Franch. var. microantha Satake)

Family : Liliaceae

Alisma canaliculatum A.Braun & C.D.Bouché (Synonym : Alisma plantago-aquatica L. var. canaliculatum (A.Braun & C.D.Bouché) Miyabe & Kudô)

Family : Alismataceae

Alisma plantago-aquatica L. subsp. orientale (Sam.) Sam. (Synonym : Alisma orientale (Sam.) Juz.)

Family : Alismataceae

Alkekengi officinarum Moench (Synonym : Physalis alkekengi L.)

Family : Solanaceae

Alliaria petiolata (M.Bieb.) Cavara & Grande (Synonym : Sisymbrium truncatum Dulac)

Family : Brassicaceae [Naturalized plant]

Allium anisopodium Ledeb. (Synonym : Allium tenuissimum L. var. anisopodium (Ledeb.) Regel)

Family : Liliaceae