Status:
valid
Authors:
Shuttlew. ex Small
Source:
wcs
Year:
1903
Citation Micro:
Fl. S.E. U.S. 1: 93 (1903)
WFO Identifier:
wfo-0000967310
Common Names
- Amsonia rigida
- Rigid Bluestar
- Rigid Amsonia
Description
Amsonia rigida (also called Rigid Blue Star, among many other common names) is a perennial herb that grows up to 30 cm tall. It is native to the southeastern United States, and is found in moist woodlands and meadows. It has blue flowers and its leaves are linear to lanceolate, with a length of 2-7 cm and a width of 1-3 cm.
Uses & Benefits
Amsonia rigida is used as an ornamental plant in gardens and parks. It is also used medicinally for treating various ailments such as fever, diarrhea, and skin disorders.
Flower, Seeds and Seedlings
Amsonia rigida has small, blue flowers with yellow centers and small, black seeds. The seedlings are small and have a single, oval-shaped leaf.
Cultivation and Propagation
Amsonia rigida is a perennial that can be propagated by seed or division. Seeds should be sown in spring or early summer in a well-drained soil mix. Division should be done in early spring or late summer. The plant prefers full sun and well-drained soil.
Where to Find Amsonia rigida
Amsonia rigida can be found in the eastern United States, from New York to Florida and west to Texas.
Species in the Amsonia genus
Amsonia ciliata,
Amsonia elliptica,
Amsonia fugatei,
Amsonia grandiflora,
Amsonia hubrichtii,
Amsonia illustris,
Amsonia jonesii,
Amsonia kearneyana,
Amsonia longiflora,
Amsonia ludoviciana,
Amsonia orientalis,
Amsonia palmeri,
Amsonia peeblesii,
Amsonia repens,
Amsonia rigida,
Amsonia tabernaemontana,
Amsonia tharpii,
Amsonia tomentosa,
Amsonia salpignantha,
Species in the Apocynaceae family
Acokanthera laevigata,
Acokanthera oblongifolia,
Acokanthera oppositifolia,
Acokanthera rotundata,
Acokanthera schimperi,
Adenium boehmianum,
Adenium multiflorum,
Adenium obesum,
Adenium oleifolium,
Adenium swazicum,
Adenium dhofarense,
Aganosma breviloba,
Aganosma cymosa,
Aganosma gracilis,
Aganosma lacei,
Aganosma petelotii,
Aganosma schlechteriana,
Aganosma siamensis,
Aganosma wallichii,
Aganosma heynei,
Alafia alba,
Alafia barteri,
Alafia benthamii,
Alafia berrieri,
Alafia calophylla,
Alafia caudata,
Alafia erythrophthalma,
Alafia falcata,
Alafia fuscata,
Alafia insularis,
Alafia intermedia,
Alafia landolphioides,
Alafia lucida,
Alafia microstylis,
Alafia multiflora,
Alafia nigrescens,
Alafia orientalis,
Alafia parciflora,
Alafia pauciflora,
Alafia perrieri,
Alafia schumannii,
Alafia thouarsii,
Alafia vallium,
Alafia verschuereni,
Alafia whytei,
Alafia zambesiaca,
Allamanda calcicola,
Allamanda angustifolia,
Allamanda blanchetii,
Allamanda cathartica,