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Lamiaceae
Pycnanthemum

not marked as a favorite taxon Pycnanthemum pycnanthemoides (Leavenworth) Fernald var. pycnanthemoides. Phenology: Jul-Aug. Habitat: Forests and woodland borders. Distribution: VA and IL south to w. SC and n. GA

Glossary (beta!)

Origin/Endemic status: Native

Taxonomy Comments: A tetraploid species (n = 36).

Synonymy : = F, K4; < Koellia pycnanthemoides (Leavenw.) Kuntze — S; < Pycnanthemum incanum (L.) Michx. — RAB; < Pycnanthemum pycnanthemoides (Leavenw.) Fernald — C, Fl6, Il, Tn, Va, Chambers & Hamer (1992); < Pycnanthemum pycnanthemoides (Leavenw.) Fernald var. pycnanthemoides — G, (also see P. loomisii); > Pycnanthemum tullia Benth. — Grant & Epling (1943); Tullia pycnanthemoides Leavenw. Basionym: Tullia pycnanthemoides Leavenw. 1830

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Heliophily : 7

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image #1 of Pycnanthemum pycnanthemoides var. pycnanthemoides© Eric Ungberg, all rights reserved, uploaded by Eric Ungberg source | Original Image ⭷ Warning: was NOT research grade.
image #2 of Pycnanthemum pycnanthemoides var. pycnanthemoides© Eric Ungberg, all rights reserved, uploaded by Eric Ungberg source | Original Image ⭷
image #3 of Pycnanthemum pycnanthemoides var. pycnanthemoides© Eric Ungberg, all rights reserved, uploaded by Eric Ungberg source | Original Image ⭷ Warning: was NOT research grade.
image #4 of Pycnanthemum pycnanthemoides var. pycnanthemoidesno rights reserved, uploaded by John Kees source CC0 | Original Image ⭷ Warning: was NOT research grade.
image #5 of Pycnanthemum pycnanthemoides var. pycnanthemoides© Eric Ungberg, all rights reserved, uploaded by Eric Ungberg source | Original Image ⭷ Warning: was NOT research grade.
image #6 of Pycnanthemum pycnanthemoides var. pycnanthemoides© Michael Kunz, all rights reserved, uploaded by Michael Kunz source | Original Image ⭷ Warning: was NOT research grade.
image #8 of Pycnanthemum pycnanthemoides var. pycnanthemoidesno rights reserved, uploaded by John Kees source CC0 | Original Image ⭷ Warning: was NOT research grade.

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Horticultural Information

NCBG trait

Intro: Erect, rhizomatous perennial of dry upland forests and rocky woodlands, forest borders and clearings, shale barrens.

Stems: Stems 4-angled, loosely branched above, covered in dense, curly hairs.

Leaves: Leaves opposite, petiolate, elliptic to narrowly oval, toothed, uppermost leaves whitish with dense, close-pressed hairs on upper surface; with a pungent minty scent when crushed.

Inforescence:

Flowers: Flowers densely packed, along with tiny hairy bracts, in domed terminal and upper axillary clusters that sit on white-furry leaflike bracts; white to pale lavender, less than 1/4 in. long, tubular with 5 lobes, the 3 lower ones spotted with purple; the tubular calyx has 5 narrowly triangular lobes

Fruits:

Comments:

Height: 3-6 ft.

plant sale text:

bloom table text:

description: Erect, rhizomatous perennial of dry upland forests and rocky woodlands, forest borders and clearings, shale barrens.

stems: Stems 4-angled, loosely branched above, covered in dense, curly hairs.

leaves: Leaves opposite, petiolate, elliptic to narrowly oval, toothed, uppermost leaves whitish with dense, close-pressed hairs on upper surface; with a pungent minty scent when crushed.

inflorescence:

flowers: Flowers densely packed, along with tiny hairy bracts, in domed terminal and upper axillary clusters that sit on white-furry leaflike bracts; white to pale lavender, less than 1/4 in. long, tubular with 5 lobes, the 3 lower ones spotted with purple; the tubular calyx has 5 narrowly triangular lobes

fruits:

comments:

cultural notes:

germination code:

native range:



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