⚠ Version 1 of The Plant List has been superseded.

You should refer instead to the current version of The Plant List.

The genus Amsonia is in the family Apocynaceae in the major group Angiosperms (Flowering plants).

Statistics are at the end of the page.

Species in Amsonia

See "Status", "Confidence level", "Source" for definitions.

Name	Status	Confi­dence level	Source
Amsonia ciliata Walter	Accepted		WCSP
Amsonia elliptica (Thunb.) Roem. & Schult.	Accepted		WCSP
Amsonia fugatei S.P.McLaughlin	Accepted		WCSP
Amsonia grandiflora Alexander	Accepted		WCSP
Amsonia hubrichtii Woodson	Accepted		WCSP
Amsonia illustris Woodson	Accepted		WCSP
Amsonia jonesii Woodson	Accepted		WCSP
Amsonia kearneyana Woodson	Accepted		WCSP
Amsonia longiflora Torr.	Accepted		WCSP
Amsonia ludoviciana Small	Accepted		WCSP
Amsonia orientalis Decne.	Accepted		WCSP
Amsonia palmeri A.Gray	Accepted		WCSP
Amsonia peeblesii Woodson	Accepted		WCSP
Amsonia repens Shinners	Accepted		WCSP
Amsonia rigida Shuttlew. ex Small	Accepted		WCSP
Amsonia tabernaemontana Walter	Accepted		WCSP
Amsonia tharpii Woodson	Accepted		WCSP
Amsonia tomentosa Torr. & Frém.	Accepted		WCSP

Statistics

The Plant List includes 39 scientific plant names of species rank for the genus Amsonia. Of these 18 are accepted species names.

The Plant List includes a further 16 scientific plant names of infraspecific rank for the genus Amsonia. 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 39 species names for the genus Amsonia recorded in The Plant List, are as follows:

	Status	Total
◕	Accepted	18	46.2%
◕	Synonym	21	53.8%
◕	Unplaced	0	0%
◕	Unassessed	0	0%

All names

The status of the 55 names (including infraspecific names) for the genus Amsonia recorded in The Plant List, are as follows:

	Status	Total
◕	Accepted	26	47.3%
◕	Synonym	29	52.7%
◕	Unplaced	0	0%
◕	Unassessed	0	0%

Of these names,

• 1 are recorded as invalid
• 1 are recorded as illegitimate

The confidence with which the status of the 39 species names recorded in The Plant List for the genus Amsonia, are assigned as follows:

	Confidence level	Accepted	Synonym	Unplaced	Unassessed	Total
	High confidence	18	21	0	0	39	100%
	Medium confidence	0	0	0	0	0	0%
	Low confidence	0	0	0	0	0	0%

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