Rhamnus davurica

Classification	Dicots
Family	Rhamnaceae
Family (Traditional)	Rhamnaceae
Genus	Rhamnus
Species:	Rhamnus davurica Pall.
Common Name	Dahurian Buckthorn
Growth Habit	shrub
Plant Notes	**
Characteristics	Armaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: Yes; Woody Herbaceous: Woody; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: shrub; Moisture Requirements: Dry-mesic; Moisture Requirements: Mesic; Region of Origin: Asia; Reproductive Phenology: April; Reproductive Phenology: May; Reproductive Phenology: June; Leaf Arrangement: alternate; 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: crenulate; Leaflet Number: 0; Base Flower Color: Green; Base Flower Color: Yellow; Fruit Dehiscence: No; Fruit Type: Berry; Fruit Type: Drupe; Fruit Wet/Dry: Wet; Overall Flower Symmetry: Actinomorphic; Perianth Present: Yes; Pistil Number: 1; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 4
C value	N/A
Status	Not Native; KY[SNA] (State Rank); GNR (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: Bourbon (KY), Carroll (KY), Fayette (KY), Franklin (KY), Jefferson (KY), Madison (KY), Knox (TN)

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

Range of years during which specimens were collected: 1961 - 2019

Accession No. (click for full details)	County	State	Coll. Date	Collector & Collection No.	Herbarium & Herbarium Name Used
31234100621968	Franklin	Kentucky	02 Jul 1980	Hal Bryan FR-134	EKY Rhamnus davurica
31234100621950	Madison	Kentucky	30 Jun 1993	Timothy J. Weckman 402	EKY Rhamnus davurica
31234100621976	Fayette	Kentucky	21 May 1961	Edward T. Browne Jr. 4157	EKY Rhamnus davurica
31234100622008	Knox	Tennessee	15 Jul 2006	Dwayne Estes, John Beck 09167	EKY Rhamnus davurica
31234100621992	Bourbon	Kentucky	09 Oct 1994	Timothy J. Weckman 1140	EKY Rhamnus davurica
31234100621927	Fayette	Kentucky	31 Jul 1994	Ross C. Clark 23022	EKY Rhamnus davurica
31234100621943	Madison	Kentucky	12 May 1993	Timothy J. Weckman 157	EKY Rhamnus davurica
31234100621984	Bourbon	Kentucky	09 Oct 1994	Timothy J. Weckman 1139	EKY Rhamnus davurica
31234100621935	Jefferson	Kentucky	27 Jun 2010	Patricia D. Haragan	EKY Rhamnus davurica
31973000017986	Carroll	Kentucky			KNK Rhamnus davurica
TENN-V-0145558	Jefferson	Kentucky			TENN Rhamnus davurica
TENN-V-0145469	Knox	Tennessee			TENN Rhamnus davurica
APSC0097603	Fayette	Kentucky			APSC Rhamnus davurica
APSC0119723	Jefferson	Kentucky			APSC Rhamnus davurica
TENN-V-0245151	Knox	Tennessee	06 Oct 2019	Joanna Huntoon JGH-005	TENN Rhamnus davurica
TENN-V-0245152	Knox	Tennessee	06 Oct 2019	Joanna Huntoon JGH-006	TENN Rhamnus davurica
TENN-V-0245149	Knox	Tennessee	06 Oct 2019	Joanna Huntoon JGH-003	TENN Rhamnus davurica
TENN-V-0245148	Knox	Tennessee	06 Oct 2019	Joanna Huntoon JGH-002	TENN Rhamnus davurica
TENN-V-0245147	Knox	Tennessee	06 Oct 2019	Joanna Huntoon JGH-001	TENN Rhamnus davurica
TENN-V-0245150	Knox	Tennessee	06 Oct 2019	Joanna Huntoon JGH-004	TENN Rhamnus davurica
UCHT035409	Knox	Tennessee			UCHT Rhamnus davurica
APSC0069836	Jefferson	Kentucky		Max Medley	APSC Rhamnus davurica
APSC0097602	Fayette	Kentucky			APSC Rhamnus davurica
APSC0118672	Jefferson	Kentucky			APSC Rhamnus davurica
APSC0119676	Fayette	Kentucky			APSC Rhamnus davurica
APSC0085760	Fayette	Kentucky			APSC Rhamnus davurica

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Rhamnus davurica

Related Links

Species Distribution Map

Ecoregions

Synonyms

Specimens and Distribution

Plant Photos