Lamiaceae | |
Pycnanthemum alatum
| Raf. | Fl. Ludov. 40 | 1817 |
Lamiaceae | |
Pycnanthemum albescens
| Torr. & A. Gray | Amer. J. Sci. Arts 42(1): 45 | 1842 |
Lamiaceae | ** |
Pycnanthemum aristatum
| Michx. | Fl. Bor.-Amer. 2: 8, pl. 33 | 1803 |
Lamiaceae | |
Pycnanthemum arkansanum
| Fresen. | Flora 25: 325 | 1842 |
Lamiaceae | |
Pycnanthemum beadlei
| (Small) Fernald | Rhodora 39(467): 446 | 1937 |
Lamiaceae | |
Pycnanthemum californicum
| Torr. ex Durand | Pl. Pratten. Calif. 99 | 1855 |
Lamiaceae | |
Pycnanthemum clinopodioides
| Torr. & A. Gray | Amer. J. Sci. Arts 42(1): 45 | 1842 |
Lamiaceae | |
Pycnanthemum curvipes
| (Greene) E. Grant & Epling | Univ. Calif. Publ. Bot. 20: 209 | 1943 |
Lamiaceae | |
Pycnanthemum decurrens
| Blanco | Fl. Filip. (ed. 2) 33 | 1846 |
Lamiaceae | |
Pycnanthemum dubium
| A. Gray | Amer. J. Sci. Arts 42: 45 | 1842 |
Lamiaceae | |
Pycnanthemum elongatum
| Blanco | Fl. Filip. (ed. 2) 2: 333 | 1845 |
Lamiaceae | |
Pycnanthemum flexuosum
| (Walter) Britton, Sterns & Poggenb. | Prelim. Cat. 42 | 1888 |
Lamiaceae | |
Pycnanthemum floridanum
| E. Grant & Epling | Univ. Calif. Publ. Bot. 20(3): 209–210, map 4 | 1943 |
Lamiaceae | |
Pycnanthemum hyssopifolium
| Benth. | Labiat. Gen. Spec. 329 | 1834 |
Lamiaceae | |
Pycnanthemum incanum
| (L.) Michx. | Fl. Bor.-Amer. 2: 7–8 | 1803 |
Lamiaceae | |
Pycnanthemum lanceolatum
| (Willd.) Pursh | Fl. Amer. Sept. 2: 410 | 1813 |
Lamiaceae | |
Pycnanthemum leptodon
| (A. Gray) A. Gray | Syn. Fl. N. Amer. 2(1): 355 | 1878 |
Lamiaceae | |
Pycnanthemum linifolium
| (Willd.) Pursh | Fl. Amer. Sept. 2: 409 | 1813 |
Lamiaceae | |
Pycnanthemum loomisii
| Nutt. | J. Acad. Nat. Sci. Philadelphia 7(1): 100 | 1834 |
Lamiaceae | |
Pycnanthemum monardella
| Michx. | Fl. Bor.-Amer. 2: 8, pl. 34 | 1803 |
Lamiaceae | |
Pycnanthemum monotrichum
| Fernald | Rhodora 47(557): 176–178, pl. 903 | 1945 |
Lamiaceae | |
Pycnanthemum montanum
| Michx. | Fl. Bor.-Amer. 2: 8 | 1803 |
Lamiaceae | |
Pycnanthemum muticum
| (Michx.) Pers. | Syn. Pl. 2(1): 128 | 1807 [1806] |
Lamiaceae | |
Pycnanthemum nudum
| Nutt. | Gen. N. Amer. Pl. 2: 34 | 1818 |
Lamiaceae | ** |
Pycnanthemum ovatum
| Nutt. ex Benth. | Prodr. 12: 188 | 1848 |
Lamiaceae | |
Pycnanthemum pilosum
| Nutt. | Gen. N. Amer. Pl. 2: 33–34 | 1818 |
Lamiaceae | |
Pycnanthemum puberulum
| E. Grant & Epling | Univ. Calif. Publ. Bot. 20(3): 212 | 1943 |
Lamiaceae | |
Pycnanthemum pycnanthemoides
| (Leavenw.) Fernald | Rhodora 10(113): 86 | 1908 |
Lamiaceae | |
Pycnanthemum rosmarinoides
| Raf. | Fl. Ludov. 40 | 1817 |
Lamiaceae | |
Pycnanthemum setosum
| Nutt. | J. Acad. Nat. Sci. Philadelphia 7(1): 100–101 | 1834 |
Lamiaceae | |
Pycnanthemum subulatum
| Blanco | Fl. Filip. (ed. 2) 333 | 1845 |
Lamiaceae | |
Pycnanthemum tenuifolium
| Schrad. | Hort. Gott. 10, pl. 4 | 1809 |
Lamiaceae | |
Pycnanthemum torreyi
| Benth. | Labiat. Gen. Spec. 329 | 1834 |
Lamiaceae | * |
Pycnanthemum tullia
| Benth. | Labiat. Gen. Spec. 328 | 1834 |
Lamiaceae | |
Pycnanthemum umbratile
| Fernald | Rhodora 47(557): 179, pl. 906 | 1945 |
Lamiaceae | |
Pycnanthemum verticillatum
| (Michx.) Pers. | Syn. Pl. 2(1): 128 | 1807 [1806] |
Lamiaceae | |
Pycnanthemum virginianum
| (L.) B.L. Rob. & Fernald | Manual (ed. 7) 707 | 1908 |
Lamiaceae | * |
Pycnanthemum virginicum
| Pers. | Syn. Pl. 2(1): 128 | 1807 [1806] |
Lamiaceae | |
Pycnanthemum viridiflorum
| | | |
Lamiaceae | |
Pycnanthemum viridifolium
| (Fernald) E. Grant & Epling | Univ. Calif. Publ. Bot. 20(3): 211 | 1943 |