Type of trees and shrubs ≥12 cm in diameter at breast height (dbh) – in 56 classes. The species (or species groups) not explicitly listed are subsumed in the classes «other conifers», «other broadleaved trees» and «other shrubs». Reference: Field Survey (MID 50: Baumart)

Code	Text	NFI1	NFI2	NFI3	NFI4	NFI4b	NFI5
-1	n/a	x	x	x	x	x	x
1	Pinus mugo subsp. mugo	x	x	x	x	x	x
5	Alnus viridis	x	x	x	x	x	x
6	Ilex aquifolium	x	x	x	x	x	x
7	Laburnum anagyroides	x	x	x	x	x	x
8	Prunus padus	x	x	x	x	x	x
9	other shrubs	x	x	x	x	x	x
10	Picea abies	x	x	x	x	x	x
11	Abies alba	x	x	x	x	x	x
15	Pinus sylvestris	x	x	x	x	x	x
16	Pinus nigra	x	x	x	x	x	x
17	Pinus strobus	x	x	x	x	x	x
18	Pinus mugo subsp. uncinata	x	x	x	x	x	x
19	Pinus cembra	x	x	x	x	x	x
20	Larix decidua, Larix kaempferi	x	x	x	x	x	x
22	Pseudotsuga menziesii	x	x	x	x	x	x
25	Taxus baccata	x	x	x	x	x	x
49	other conifers	x	x	x	x	x	x
50	Fagus sylvatica	x	x	x	x	x	x
51	Quercus robur	x	x	x	x	x	x
52	Quercus petraea	x	x	x	x	x	x
53	Quercus pubescens	x	x	x	x	x	x
54	Quercus cerris	x	x	x	x	x	x
55	Quercus rubra	x	x	x	x	x	x
56	Acer campestre	x	x	x	x	x	x
57	Acer platanoides	x	x	x	x	x	x
58	Acer pseudoplatanus	x	x	x	x	x	x
59	Acer opalus	x	x	x	x	x	x
60	Fraxinus excelsior	x	x	x	x	x	x
61	Fraxinus ornus	x	x	x	x	x	x
62	Castanea sativa	x	x	x	x	x	x
63	Alnus glutinosa	x	x	x	x	x	x
64	Alnus incana	x	x	x	x	x	x
65	Betula pendula	x	x	x	x	x	x
66	Betula pubescens	x	x	x	x	x	x
67	Carpinus betulus	x	x	x	x	x	x
69	Juglans regia	x	x	x	x	x	x
70	Ostrya carpinifolia	x	x	x	x	x	x
71	Malus sylvestris	x	x	x	x	x	x
72	Pyrus communis, Pyrus pyraster	x	x	x	x	x	x
73	Populus alba, Populus x canescens	x	x	x	x	x	x
74	Populus nigra s.l.	x	x	x	x	x	x
75	Populus tremula	x	x	x	x	x	x
76	Populus (others)	x	x	x	x	x	x
77	Prunus avium	x	x	x	x	x	x
78	Robinia pseudoacacia	x	x	x	x	x	x
80	Salix (others)	x	x	x	x	x	x
81	Sorbus aria	x	x	x	x	x	x
82	Sorbus aucuparia	x	x	x	x	x	x
84	Sorbus torminalis	x	x	x	x	x	x
85	Tilia cordata	x	x	x	x	x	x
86	Tilia platyphyllos	x	x	x	x	x	x
87	Ulmus minor	x	x	x	x	x	x
88	Ulmus glabra	x	x	x	x	x	x
89	Aesculus hippocastanum	x	x	x	x	x	x
99	other broadleaves	x	x	x	x	x	x
999	indeterminable	x	x	x	x	x	x