Perideridia americana

Classification	Dicots
Family	Apiaceae
Family (Traditional)	Apiaceae
Genus	Perideridia
Species:	Perideridia americana (Nutt. ex DC.) Rchb. ex Steud.
Common Name	Eastern Yampah
Growth Habit	forb
Plant Notes	**
Characteristics	Armaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: GILES; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Sub-xeric; Moisture Requirements: Dry-mesic; Moisture Requirements: Mesic; Region of Origin: North America; Reproductive Phenology: April; Reproductive Phenology: May; Reproductive Phenology: June; Reproductive Phenology: July; Leaf Arrangement: alternate; Leaf Complexity: compound; Leaf Dissection: 1; Leaf Dissection: 1.5; Leaf Dissection: 2; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaf Type: linear; Leaf Venation: pinnate; Leaflet Margins: entire; Leaflet Number: 15; Leaflet Number: 16; Leaflet Number: 17; Leaflet Number: 18; Leaflet Number: 19; Base Flower Color: White; Fruit Type: Schizocarp; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: corymb/cyme/umbel; Ovary Position: Inferior; Overall Flower Symmetry: Actinomorphic; Perianth Present: Yes; Petal Fusion: No; Petal Number: 5; Pistil Complexity: Compound; Pistil Number: 1; Placentation Type: Axillary; Sepal Fusion: No; Sepal Number: 0; Sepal Number: 5; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 5; Tepal Fusion: N/A; Tepal Number: N/A
C value	10
Status	Native; TN[S2] KY[S2] (State Rank); G4 (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.

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: Franklin (KY), Jefferson (KY), Jessamine (KY), Logan (KY), Warren (KY), Davidson (TN), Giles (TN), Williamson (TN)

Herbaria represented by specimen data listed below: TENN, APSC, EKY, MEM

Range of years during which specimens were collected: 1976 - 1996

Accession No. (click for full details)	County	State	Coll. Date	Collector & Collection No.	Herbarium & Herbarium Name Used
TENN-V-0162076	Davidson	Tennessee			TENN Perideridia americana
TENN-V-0162073	Davidson	Tennessee			TENN Perideridia americana
TENN-V-0162074	Davidson	Tennessee			TENN Perideridia americana
APSC0114813	Franklin	Kentucky			APSC Perideridia americana
TENN-V-0162077	Giles	Tennessee			TENN Perideridia americana
31234100211927	Jefferson	Kentucky		Joshua Wysor	EKY Perideridia americana
TENN-V-0162075	Davidson	Tennessee			TENN Perideridia americana
APSC0117433	Logan	Kentucky	12 Jun 1976	Raymond Athey	APSC Perideridia americana
APSC0062450	Warren	Kentucky	23 May 1984		APSC Perideridia americana
APSC0062420	Warren	Kentucky	23 May 1984	Max Medley	APSC Perideridia americana
APSC0071090	Jessamine	Kentucky	25 May 1984	Max Medley	APSC Perideridia americana
APSC0115315	Williamson	Tennessee	24 Jun 1996	R. Kral	APSC Perideridia americana
MEM014036	Logan	Kentucky		Raymond Athey	MEM Perideridia americana
31234100211950	Logan	Kentucky		Raymond Athey	EKY Perideridia americana
31234100211935	Jefferson	Kentucky		Joshua Wysor	EKY Perideridia americana
31234100211943	Logan	Kentucky		Raymond Athey	EKY Perideridia americana
TENN-V-0243869	Williamson	Tennessee			TENN Perideridia americana

View a List of All Ecological Communities

Perideridia americana

Related Links

Species Distribution Map

Ecoregions

Synonyms

Specimens and Distribution

Plant Photos