Data mode


Sign up


For Amsonia

Doffitt, C., C. Allen, P. Lewis, and D. Lewis. 2014. Amsonia ludoviciana (Apocynaceae) new to the flora of Texas (USA). J. Bot. Res. Inst. Texas 8: 663-664.

Ngô, L.T., and W.L. Applequist. 2023. Amsonia.

Williams, J.K. 2019a. Taxonomy of the Amsonia tabernaemontana complex (Apocynaceae: Rauvolfioideae). Phytoneuron 2019-13: 1–7. Published 11 March 2019. ISSN 2153 733X

Woodson, R.E., Jr. 1928. Studies in the Apocynaceae. III. A monograph of the genus Amsonia. Ann. Missouri Bot. Garden 15: 379-434.

Woodson, R.E., Jr. 1929. Studies in the Apocynaceae. IIIA. A new species of Amsonia from the south-central states. Ann. Missouri Bot. Garden 16: 407-410.

Woodson, R.E., Jr. 1936b. Additions to the genus Amsonia. Bull. Torrey Bot. Club 63: 35-36.

Woodson, R.E., Jr. 1938. Apocynaceae. N. Amer. Fl. 29(2): 103-192.

Woodson, R.E., Jr. 1943. A new Amsonia from the Ozarks of Arkansas. Rhodora 45: 328–329.

Cite as...