Pycnanthemum montanum

Classification	Dicots
Family	Lamiaceae
Family (Traditional)	Lamiaceae
Genus	Pycnanthemum
Species:	Pycnanthemum montanum Michx.
Common Name	Thinleaf Mountainmint
Growth Habit	forb
Plant Notes	**
Characteristics	Armaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: GM; Natural Area Presence: GRSM; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Dry-mesic; Moisture Requirements: Mesic; Region of Origin: North America; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Leaf Arrangement: opposite; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Persistance: Deciduous; Leaflet Number: 0; Anther Type: Dorsifixed; Base Flower Color: White; Fruit Dehiscence: No; Fruit Type: Nut; Fruit Type: Nutlet; Fruit Type: Schizocarp; Fruit Wet/Dry: Dry; Hypanthium Present: No; Ovary Position: Superior; Overall Flower Symmetry: Zygomorphic; Perianth Present: Yes; Placentation Type: Axillary; Sexuality: monoclinous; Sporangium Arrangement: N/A
C value	5
Status	Native; TN[S3?] (State Rank); G3G5 (Global Rank)
Specimen(s)	View and Download Specimen Details »

** Not applicable or data not available.

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Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

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State Boundaries
Counties
Counties - Species Present

Ecoregions

Southeastern Plains
- Blackland Prarie
Blue Ridge Mountains
Ridge and Valley
Cumberland Plateau
Cumberland Mountains
Allegheny Plateau

Interior Plateau
- Bluegrass Region
- Nashville Basin
- Pennyroyal Karst Plain
- Western Highland Rim
- Eastern Highland Rim

Interior River Valleys and Hills
- Shawnee / Caseyville Hills
Mississippi Alluvial Plain
Mississippi Valley Loess Plains
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Synonyms

No synonyms exist for this species.

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort.

Counties included on distribution map: Blount (TN), Carter (TN), Cocke (TN), Coffee (TN), Greene (TN), Jackson (TN), Johnson (TN), Monroe (TN), Polk (TN), Putnam (TN), Sevier (TN), Sullivan (TN), Unicoi (TN)

Herbaria represented by specimen data listed below: UCHT, APSC, EKY, HTTU, TENN, ETSU, VDB

Range of years during which specimens were collected: 1874 - 2016

Accession No. (click for full details)	County	State	Coll. Date	Collector & Collection No.	Herbarium & Herbarium Name Used
TENN-V-0190157	Blount	Tennessee			TENN Pycnanthemum montanum
TENN-V-0190156	Blount	Tennessee			TENN Pycnanthemum montanum
APSC0011204	Blount	Tennessee			APSC Pycnanthemum montanum
BRIT127492	Carter	Tennessee	15 Jul 1978	Paul Somers 1250	VDB Pycnanthemum montanum
BRIT127493	Carter	Tennessee	09 Aug 1979	B. Eugene Wofford 79-238	VDB Pycnanthemum montanum
BRIT127490	Carter	Tennessee	04 Sep 1980	Paul Somers 1990	VDB Pycnanthemum montanum
BRIT127491	Carter	Tennessee	14 Jul 1982	Richard Carter 3242	VDB Pycnanthemum montanum
ETSU034927	Carter	Tennessee	04 Jul 2012	Frosty Levy	ETSU Pycnanthemum montanum
ETSU025306	Carter	Tennessee	10 Jul 2012	Adam McCullough	ETSU Pycnanthemum montanum
TENN-V-0190158	Carter	Tennessee			TENN Pycnanthemum montanum

Pycnanthemum montanum

Related Links

Species Distribution Map

Ecoregions

Synonyms

Specimens and Distribution

Plant Photos