Buddleja davidii

Classification	Dicots
Family	Scrophulariaceae
Family (Traditional)	Scrophulariaceae
Genus	Buddleja
Species:	Buddleja davidii Franch.
Common Name	Orange Eye Butterfly Bush; Summer Lilac
Growth Habit	shrub
Plant Notes	**
Characteristics	Armaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: Yes; Woody Herbaceous: Woody; Invasive Rank: TN-IPC Emerging Threat; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: shrub; Moisture Requirements: Sub-xeric; Moisture Requirements: Dry-mesic; Moisture Requirements: Mesic; Region of Origin: Asia; Reproductive Phenology: May; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Reproductive Phenology: November; Leaf Arrangement: opposite; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaf Venation: pinnate; Leaflet Margins: serrate; Leaflet Margins: serrulate; Leaflet Number: 0; Base Flower Color: Pink; Base Flower Color: Purple; Base Flower Color: White; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Wet/Dry: Dry; Overall Flower Symmetry: Actinomorphic; Pistil Number: 1; Sporangium Arrangement: N/A; Stamen Number: 4
C value	N/A
Status	Not Native; Invasive; AGCP (FACU), EMP (FACU) (NWPL); TN[SNA] KY[SNA] (State Rank); G4G5 (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 (3)

Synonym	Full Citation
Buddleja davidii var. magnifica	Buddleja davidii var. magnifica
Buddleja davidii var. nanhoensis	Buddleja davidii var. nanhoensis
Buddleja davidii var. wilsonii	Buddleja davidii var. wilsonii

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: Boyle (KY), Calloway (KY), Fayette (KY), Greenup (KY), Henderson (KY), Laurel (KY), Leslie (KY), McCracken (KY), Madison (KY), Pike (KY), Powell (KY), Warren (KY), Anderson (TN), Blount (TN), Bradley (TN), Carter (TN), Cumberland (TN), Davidson (TN), DeKalb (TN), Franklin (TN), Grainger (TN), Hamilton (TN), Johnson (TN), Knox (TN), Morgan (TN), Putnam (TN), Roane (TN), Rutherford (TN), Sevier (TN), Shelby (TN), Washington (TN)

Herbaria represented by specimen data listed below: ETSU, APSC, EKY, HTTU, MDKY, MTSU, UOS, MEM, BEREA, TENN, UCHT

Range of years during which specimens were collected: 1972 - 2014

Accession No. (click for full details)	County	State	Herbarium & Herbarium Name Used
BEREA023656	Anderson	Tennessee	BEREA Buddleja davidii
BEREA025133	Anderson	Tennessee	BEREA Buddleja davidii
BEREA023641	Anderson	Tennessee	BEREA Buddleja davidii
BEREA023654	Anderson	Tennessee	BEREA Buddleja davidii
BEREA025492	Anderson	Tennessee	BEREA Buddleja davidii
BEREA025135	Anderson	Tennessee	BEREA Buddleja davidii
APSC0109510	Anderson	Tennessee	APSC Buddleja davidii
BEREA023655	Anderson	Tennessee	BEREA Buddleja davidii
BEREA020643	Anderson	Tennessee	BEREA Buddleja davidii
APSC0109511	Anderson	Tennessee	APSC Buddleja davidii

Buddleja davidii

Related Links

Species Distribution Map

Ecoregions

Synonyms (3)

Specimens and Distribution

Plant Photos