Native & Naturalized Plants of the Carolinas & Georgia

Clicking on particular species will lead you to more information or photographs:

A camera indicates there are pictures. camera icon
A speaker indicates there is a sound file demonstrating pronunciation of the botanical name. speaker icon
A plus sign after a Latin name indicates that the species is further divided into varieties or subspecies. plus sign icon

Your search found 6 taxa.

arrow icon arrow

map not available need picture of flower of Dioscorea spp., Yam
Common Name: Yam
Weakley's Flora: (11/30/12) Dioscorea spp.
PLANTS National Database: Dioscorea spp.
SYNONYMOUS WITH Vascular Flora of the Carolinas (1968): Dioscorea spp. 043-01-000

camera icon speaker icon Common Name: Cinnamon Vine, Chinese Yam
Weakley's Flora: (11/30/12) Dioscorea polystachya
SYNONYMOUS WITH (MISAPPLIED) PLANTS National Database: Dioscorea oppositifolia
SYNONYMOUS WITH Vascular Flora of the Carolinas (1968): Dioscorea batatas 043-01-001

Rachis of male spikes obviously zigzagged; flowers sessile, per Flora of China.


camera icon speaker icon Common Name: Whorled Wild Yam
Weakley's Flora: (3/8/10) Dioscorea quaternata
SYNONYMOUS WITH PLANTS National Database: Dioscorea quaternata
LESS THAN Vascular Flora of the Carolinas (1968): Dioscorea villosa var. villosa 043-01-002a?

GREATER THAN Manual of the Southeastern Flora (Small, 1933) Dioscorea quaternata


Male inflorescence widely branched with 1-4 tiny white flowers per node, per Wildflowers of Tennessee.


camera icon speaker icon Common Name: Common Wild Yam, Streamhead Yam
Weakley's Flora: (3/8/10) Dioscorea villosa
LESS THAN PLANTS National Database: Dioscorea villosa
GREATER THAN & LESS THAN Vascular Flora of the Carolinas (1968): Dioscorea villosa var. villosa 043-01-002ab?

GREATER THAN Vascular Flora of the Carolinas (1968) Dioscorea villosa var. hirticaulis

GREATER THAN Manual of the Southeastern Flora (Small, 1933) Dioscorea hirticaulis


Staminate spikes have up to 4 flowers per node, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.


camera icon speaker icon Common Name: Water Yam, White Yam, Great Yam, Winged Yam
Weakley's Flora: (11/30/12) Dioscorea alata
SYNONYMOUS WITH PLANTS National Database: Dioscorea alata

Pistillate inflorescences solitary, 4-8(-20) flowered, 6-35cm, internodes ~1cm, per Flora of North America.


camera icon speaker icon Common Name: Air Yam, Air Potato
Weakley's Flora: (11/30/12) Dioscorea bulbifera
SYNONYMOUS WITH PLANTS National Database: Dioscorea bulbifera

Flowers rarely, with fragrant spikes to 4" long hanging from leaf axils, per Invasive Plants, Guide to Identification, Impacts and Control.


Your search found 6 taxa. You are on page PAGE 1 out of 1 pages.


"Forgive him, for he believes that the customs of his tribe are the laws of nature." — George Bernard Shaw, writer, Nobel laureate (1856-1950)