Amsonia
Encyclopedia
Amsonia is a genus
of flowering plant
s in the dogbane
family, Apocynaceae
. It is named in honor of the American botanist Charles Amson. Members of the genus are commonly known as bluestars.
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of flowering plant
Flowering plant
The flowering plants , also known as Angiospermae or Magnoliophyta, are the most diverse group of land plants. Angiosperms are seed-producing plants like the gymnosperms and can be distinguished from the gymnosperms by a series of synapomorphies...
s in the dogbane
Apocynum
Apocynum, commonly known as Dogbane and Indian Hemp, is a genus of the plant family of the Apocynaceae with seven species. From the Greek: apo, away; cyno, dog, attributed to its toxicity...
family, Apocynaceae
Apocynaceae
The Apocynaceae or dogbane family is a family of flowering plants that includes trees, shrubs, herbs, and lianas.Many species are tall trees found in tropical rainforests, and most are from the tropics and subtropics, but some grow in tropical dry, xeric environments. There are also perennial herbs...
. It is named in honor of the American botanist Charles Amson. Members of the genus are commonly known as bluestars.
Species
- Amsonia ciliata Walter – Fringed Bluestar
- Amsonia elliptica (Thunb. ex Murray) Roem. & Schult. – Japanese Bluestar
- Amsonia fugatei S.P.McLaughlin – San Antonio Bluestar
- Amsonia grandiflora Alexander – Arizona Bluestar
- Amsonia hubrichtiiAmsonia hubrichtiiAmsonia hubrichtii is a flowering plant in the family Apocynaceae...
Woodson – Hubricht's Bluestar - Amsonia illustris Woodson – Ozark Bluestar
- Amsonia jonesii Woodson – Jones' Bluestar
- Amsonia kearneyanaAmsonia kearneyanaAmsonia kearneyana is a rare species of flowering plant in the dogbane family known by the common name Kearney's bluestar. It is native to Arizona, where there is only one native population in the Baboquivari Mountains of Pima County. There may also be a population just south of the border in...
Woodson – Kearney's Bluestar - Amsonia longiflora Torr. – Tubular Bluestar
- Amsonia ludoviciana Vail – Louisiana Bluestar
- Amsonia orientalis Decne. – European Bluestar
- Amsonia palmeri A.Gray – Palmer's Bluestar
- Amsonia peeblesii Woodson – Peebles' Bluestar
- Amsonia repens Shinners – Creeping Bluestar
- Amsonia rigida Shuttlw. ex Small – Stiff Bluestar
- Amsonia tabernaemontana Walter – Eastern Bluestar
- Amsonia tharpii Woodson – Feltleaf Bluestar
- Amsonia tomentosaAmsonia tomentosaAmsonia tomentosa is a species of flowering plant native to the southwestern United States. Its common names include woolly bluestar and gray amsonia. This is a short, woody plant with many erect stems rarely reaching half a meter in height. The plant has two forms, a green glabrous form, and a...
Torr. & Frém. – Woolly Bluestar