Statistics

Species of Betulaceae contained within The Plant List belong to 6 plant genera.

The Plant List includes 948 scientific plant names of species rank for the family Betulaceae. Of these 230 are accepted species names.

The Plant List includes a further 997 scientific plant names of infraspecific rank for the family Betulaceae. We do not intend The Plant List to be complete for names of infraspecific rank. These are primarily included because names of species rank are synonyms of accepted infraspecific names.

Species names

The status of the 948 species names for the family Betulaceae recorded in The Plant List, are as follows:

	Status	Total
◕	Accepted	230	24.3%
◕	Synonym	617	65.1%
◕	Unplaced	49	5.2%
◕	Unassessed	52	5.5%

All names

The status of the 1,945 names (including infraspecific names) for the family Betulaceae recorded in The Plant List, are as follows:

	Status	Total
◕	Accepted	305	15.7%
◕	Synonym	1,537	79.0%
◕	Unplaced	49	2.5%
◕	Unassessed	54	2.8%

Of these names,

• 38 are recorded as invalid
• 39 are recorded as illegitimate
• 4 are recorded as a spelling variant

A further 1 name records indicate where names have been misapplied.

The confidence with which the status of the 948 species names recorded in The Plant List for the family Betulaceae, are assigned as follows:

	Confidence level	Accepted	Synonym	Unplaced	Unassessed	Total
	High confidence	226	592	0	0	818	86.3%
	Medium confidence	4	23	0	0	27	2.8%
	Low confidence	0	2	49	52	103	10.9%

The source of the species name record found in The Plant List for the family Betulaceae, are as follows: