Scutellaria lateriflora Linnaeus. Common name: Mad-dog Skullcap, Tall Blue Skullcap. Phenology: Jul-Nov. Habitat: Alluvial forests, bogs, seeps, marshes, shores. Distribution: NL (Newfoundland) west to BC, south to GA, Panhandle FL, and CA.
Origin/Endemic status: Native
Synonymy ⓘ: = Ar, C, F, Fl6, FNA, G, GrPl, GW2, Il, Mi, Mo3, NcTx, NE, NY, Pa, RAB, S, Tat, Tn, Tx, Va, W, WH3, WV, (basionym); > Scutellaria lateriflora L. var. grohii Boivin — K4; > Scutellaria lateriflora L. var. lateriflora — K4
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: OBL
- Eastern Mountains and Piedmont: FACW
- Great Plains: FACW
- Midwest: OBL
- Northcentral & Northeast: OBL
Heliophily ⓘ: 6
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Horticultural Information
Intro | Stems | Leaves | Inforescence | Flowers | Fruits | Comments | Height | plant sale text | bloom table text | description | stems | leaves | inflorescence | flowers | fruits | comments | cultural notes | germination code | native range |
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Erect to sprawling, rhizomatous and stoloniferous perennial found in alluvial forests, bogs, seeps, marshes and pond shores. | Stems 4-angled, light-green to pale reddish-green, smooth to minutely furry on the angles. | Leaves opposite, petiolate, oval to oval-lance-shaped with pointy tips, to 2 1/4 in. long, coarsely toothed and with small hairs on veins. | Flowers in several racemes on spreading upper branches, favoring one side of the raceme axis; blue to pink (or white); to 1/3 in. long; bilaterally symmetric; tubular, the corolla tube furry and with a hood-like, lobed upper lip arched above a spreading, convex lower lip, which is often white. As in all Scutellaria species, the calyx tube is 2-lobed, with a distinctive cap-like projection on the upper lobe. | A non-aromatic member of the mint family. | 1-2.5 ft. | Erect to sprawling, rhizomatous and stoloniferous perennial found in alluvial forests, bogs, seeps, marshes and pond shores. | Stems 4-angled, light-green to pale reddish-green, smooth to minutely furry on the angles. | Leaves opposite, petiolate, oval to oval-lance-shaped with pointy tips, to 2 1/4 in. long, coarsely toothed and with small hairs on veins. | Flowers in several racemes on spreading upper branches, favoring one side of the raceme axis; blue to pink (or white); to 1/3 in. long; bilaterally symmetric; tubular, the corolla tube furry and with a hood-like, lobed upper lip arched above a spreading, convex lower lip, which is often white. As in all Scutellaria species, the calyx tube is 2-lobed, with a distinctive cap-like projection on the upper lobe. | A non-aromatic member of the mint family. | North America |
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