Lupinus gracilis
| Lupinus gracilis Nuttall, J. Acad. Nat. Sci. Philadelphia 7: 115. 1834, non Kunth 1824. | | TYPE: GEORGIA: |
Lupinus nuttallii
| Lupinus nuttallii S. Watson, Proc. Amer. Acad. Arts 8: 526. 1873. | BASIONYM: Lupinus gracilis Nuttall 1834, non Kunth 1824. | |
Lupinus perennis subsp. gracilis
| Lupinus perennis Linnaeus, subsp. gracilis (Chapman) D. Dunn, Leafl. W. Bot. 10: 154. 1965. | BASIONYM: Lupinus perennis Linnaeus, var. gracilis Chapman 1860; Lupinus gracilis Nuttall 1834, non Kunth 1824. | |
Lupinus perennis var. gracilis
| Lupinus perennis Linnaeus, var. gracilis Chapman, Fl. South. U.S. 89. 1860. | BASIONYM: Lupinus gracilis Nuttall 1834, non Kunth 1824. | |
Lupinus perennis forma albiracemus
| Lupinus perennis Linnaeus, forma albiracemus A. H. Moore, Rhodora 16: 129. 1914. | | TYPE: CANADA: Ontario: West Toronto Junction, 3 Jun 1893, Brodie s.n. (holotype: US). |
Lupinus perennis forma bicolor
| Lupinus perennis Linnaeus, forma bicolor Farwell, Amer. Midl. Naturalist 12: 123. 1930. | | TYPE: MICHIGAN: Oakland Co.: Ortonville, 23 May, Farwell 8192 (lectotype: BLH; isolectotype: MICH). Lectotypified by McVaugh et al., Cranbrook Inst. Sci. Bull. 34: 49. 1953. |
Lupinus perennis forma leucanthus
| Lupinus perennis Linnaeus, forma leucanthus Fernald, Rhodora 45: 350. 1943. | | TYPE: CONNECTICUT: Litchfield Co.: New Milford, 9 Jun 1932, Eames 11401 (holotype: GH). |
Lupinus perennis forma roseus
| Lupinus perennis Linnaeus, forma roseus Britton, Bull. Torrey Bot. Club 17: 124.1890. | | TYPE: NEW JERSEY: Atlantic Co.: Mary's Landing, s.d., Peters s.n. (holotype: NY?). |
Lupinus perennis var. austrinus
| Lupinus perennis Linnaeus, var. austrinus Shinners, Field & Lab. 21: 152. 1953. | | TYPE: TEXAS: Orange Co.: Orange, 25 Apr 1931, Curtis School 21 (holotype: TEX). |
Lupinus perennis var. occidentalis
| Lupinus perennis Linnaeus, var. occidentalis S. Watson, Proc. Amer. Acad. Arts 8: 526. 1873. | | TYPE: MICHIGAN/WISCONSIN: |