$modus 0: smartphone
$modus 1: smartphone
Amsonia rigida
Amsonia rigida Shuttlew. ex Small [Accepted]
Apocynaceae
2 55614 Amsonia rigida Shuttlew. ex Small
Addisonia, vol. 20 : t. 653 (1937) [M. Sorensen]
2 55614 Amsonia rigida Shuttlew. ex Small
Ann. Missouri Bot. Gard., vol. 15 : t. 51 (1928) [n.a.]