Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Gentianales
WEAKLEY'S FLORA (2/8/20):
Hexasepalum teres
FAMILY
Rubiaceae
Dig deeper at SERNEC, a consortium of southeastern herbaria.
This species has long been included in the "buttonweed" genus of Diodia. Read more at Vascular Plants of North Carolina.
INCLUDING
PLANTS NATIONAL DATABASE:
Diodia teres +
FAMILY
Rubiaceae
SYNONYMOUS WITH
Revisión de las especies americanas del género Diodia (Bacigalupo & Cabral, 1999)
Diodella teres
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 173-03-002:
Diodia teres
FAMILY
Rubiaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Diodella teres
COMMON NAME:
Poor-joe, Rough Buttonweed
To see larger pictures, click or hover over the thumbnails.
JK Marlow jkm0508g_16
August Greenville County SC
Field
Leaves stiff with bristles at their base, per Newcomb's Wildflower Guide.
JK Marlow jkm0508g_18
August Greenville County SC
Field
Weedy often-branched annual with prostrate, spreading or ascending stems, per Wildflowers of Tennessee.
Richard and Teresa Ware rtw_d_teres_poorjoe_2_s
August
The 4 stamens are attached to the corolla tube, and the stigma is 2-lobed, per Guide to the Plants of Granite Outcrops.
JK Marlow jkm0509d_22
September Greenville County SC
Field
The petals are fused to form a tubular 4-lobed corolla, per Guide to the Plants of Granite Outcrops.
JK Marlow jkm180903_4461
September Greenville County SC
Stipules to 0.4" long have a short sheath and 5-8 bristles, per Wildflowers of Tennessee.
Roxanna Martin rlm91910_184
September Spartanburg County SC
Fruit capsule somewhat roundish, hairy, & topped by 4 persistent sepals, per Wildflowers of Tennessee.
Roxanna Martin rlm9410_292
September Spartanburg County SC
Pinkish funnelform flowers are 4-lobed, sessile, & borne in leaf axils, per Wildflowers of Tennessee.
JK Marlow s050910_d
September Greenville County SC
Field
Stem often reddish-purple with lines of hairs, per Weeds of Southern Turfgrasses.
WEAKLEY'S FLORA (2/8/20):
Hexasepalum teres
FAMILY
Rubiaceae
INCLUDING
PLANTS NATIONAL DATABASE:
Diodia teres +
FAMILY
Rubiaceae
SYNONYMOUS WITH
Revisión de las especies americanas del género Diodia (Bacigalupo & Cabral, 1999)
Diodella teres
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 173-03-002:
Diodia teres
FAMILY
Rubiaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Diodella teres