Sisymbrium officinale (L.) Scop.

Hedge Mustard Brassicaceae

Dryopteris filix-mas (L.) Schott

Common Male Fern Dryopteridaceae

Polypodium vulgare L.

Common Polypody Polypodiaceae

Polystichum setiferum (Forssk.) T.Moore ex Woyn.

Soft Shield-fern Dryopteridaceae

Athyrium filix-femina (L.) Roth

Lady Fern Woodsiaceae

Plantago coronopus L.

Buckhorn plantain Plantaginaceae

Unidentified

Celastrus orbiculatus Thunb.

Oriental bittersweet Celastraceae

Hemerocallis lilioasphodelus L.

Yellow daylily Xanthorrhoeaceae

Iris orientalis Mill.

Oriental iris Iridaceae

Veronica longifolia L.

Garden speedwell Plantaginaceae

Acacia retinodes Schltdl.

Swamp Wattle Fabaceae

Cercidiphyllum japonicum Siebold & Zucc. ex J.J.Hoffm. & J.H.Schult.bis

Katsura Cercidiphyllaceae

Pterocarya stenoptera C.DC.

Chinese wingnut Juglandaceae

Acer tataricum L.

Tatarian maple Sapindaceae

Hypericum olympicum L.

Mount Olympus St. John's Wort Hypericaceae

Erodium moschatum (L.) L'Hér.

Musk Stork's-bill Geraniaceae

Orchis mascula (L.) L.

Early-purple Orchid Orchidaceae

Teucrium chamaedrys L.

Common Germander Lamiaceae

Hydrangea petiolaris Siebold & Zucc.

Japanese climbing hydrangea Hydrangeaceae