Modern names not shown on narrow screens.

Genus/Species Name Common Name Modern Name
Kadsura
Kadsura japonica (Thunb.) Dun.Kadsura japonica (L.) Dunal
Kalmia
Kalmia angustifolia L.Sheep LaurelKalmia angustifolia L.
Kalmia cuneata Michx.Kalmia cuneata Michx.
Kalmia hirsuta Walt.Kalmia hirsuta Walter
Kalmia latifolia L.Calico Bush, Mountain LaurelKalmia latifolia L.
Kalmia polifolia Wangenh.Kalmia polifolia Wangenh.
Kalmiopsis
Kalmiopsis leachiana (Henderson) Rehd.Kalmiopsis leachiana (L.F. Hend.) Rehder
× Kalmiothamnus
× Kalmiothamnus ornithomma B. Starling× Kalmiothamnus ornithomma Starling
Kalopanax
Kalopanax pictus (Thunb.) NakaiAcer pictum Thunb.
Kalopanax sciadophylloides (Fr. & Sav.) HarmsChengiopanax sciadophylloides (Franch. & Sav.) C.B.Shang & J.Y.Huang
Kerria
Kerria japonica (L.) DC.Kerria japonica (L.) DC.
Keteleeria
Keteleeria fortunei (A. Murr.) Carr.Keteleeria fortunei (A.Murray bis) Carrière
Koelreuteria
Koelreuteria paniculata Laxm.Koelreuteria paniculata Laxm.
Kolkwitzia
Kolkwitzia amabilis Graebn.Kolkwitzia amabilis Graebn.