| 1994 | Maackia amurensis |
| 2003 | Maackia chinensis |
| | Macleaya x kewensis |
| 1999 | Maclura pomifera (femelle) |
| 1991 | Maclura pomifera (mâle) |
| 2004 | Maclura tricuspidata |
| 1994 | |
| | |
| 2007 | Mahoberberis x neubertii |
| 2001 | Mahonia fortunei |
| | Mahonia aquifolium |
| 2008 | Mahonia Japonica |
| 1992 | Mahonia x media 'Charity' |
| 1993 | Mahonia x media 'Wintersun' |
| 2009 | Mallotus japonicus |
| 2002 | |
| 2007 | Malus asiaticum 'Nakai' |
| 2009 | Malus baugene |
| 2006 | |
| 1992 | Malus courtarou |
| 1997 | Malus crittenden |
| 1996 | Malus domestica 'Evereste' |
| 1999 | |
| | |
| 1999 | |
| | Malus 'Van Eseltine' |
| | |
| | |
| | |
| 1999 | Maytenus boaria |
| 1999 | Melaleuca armillaris |
| 2004 | Meliodendron xylocarpum |
| 2004 | Melissa officinalis 'Aurea' |
| 2008 | Mertensia maritima 'Groenland' |
| 1994 | Mespilus germanica 'Bredase Reus' |
| 1989 | Metasequoia glyptostroboides |
| 1999 | |
| 2001 | |
| 1993 | |
| 1999 | |
| 2007 | Michelia figo |
| 2007 | Michelia yunnanensis |
| 2009 | Michelia yunnanensis 'Snow Flake' |
| 2006 | Miscanthus chinensis var.condensathus 'Cabaret' |
| 1995 | Miscanthus sinensis 'Zebrinus' |
| 1989 | Morus alba 'laciniata' (skeletoniana) |
| 1996 | Morus alba 'Pendula' |
| 1992 | Morus nigra |
| 2001 | Morus nigra 'Laciniata' |
| 2000 | Morus nigra 'Wellington' |
| 2000 | |
| 1998 | Myrica gale |
| 2001 | Myrsine africana |
| 2001 | Myrtus apiculata |
| 2004 | Myrtus apiculata 'Variegatus' |
| 2000 | |
| 2007 | Myrtus communis 'Variegata' |
| 2007 | Myrtus luma 'Apiculata' |