...Moist
...Dry
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (11/30/12):
Helianthus atrorubens
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Helianthus atrorubens
FAMILY
Asteraceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (1968) 179-65-005:
Helianthus atrorubens
FAMILY
Asteraceae
COMMON NAME:
Purple-disc Sunflower, Hairy Wood Sunflower, Appalachian Sunflower
Click or hover over the thumbnails to see larger pictures.
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_heat_001_lvd
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JK Marlow jkm060528_002
May Greenville County SC
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JK Marlow jkm120728_984
July Abbeville County SC
Parson's Mountain Recreation Area
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JK Marlow jkm0408j_31
August Oconee County SC
Flowers have reddish disk and are at the end of long naked branches, per Wildflowers of the Southern Mountains.
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JK Marlow jkm0408j_35
August Oconee County SC
Noticeably stiff hairs & stiff hairy leaves
)
JK Marlow jkm0508g_26
August Greenville County SC
Leaves basally disposed, the few leaves of the lower stem reduced upward, per Weakley's Flora.
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JK Marlow jkm120812_360
August Greenville County SC
Ashmore Heritage Preserve
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JK Marlow jkm080914_014
September Greenville County SC
Ashmore Heritage Preserve
Phyllaries broadly ovate to oblong, apices obtuse to acute, occ. mucronate, per Flora of North America.
COMPARE
involucral bracts of Sunflowers
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JK Marlow jkm120908_369
September Greenville County SC
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JK Marlow jkm120908_369b
September Greenville County SC
Helianthus disc flowers have styles that are bifurcate [two-forked], per www.missouriplants.com
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JK Marlow jkm180905_4570
September Greenville County SC
The disc florets mature from the outside in [centripetally].
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JK Marlow jkm180906_4605
September Greenville County SC
This is the same flower head, one day later.
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Richard and Teresa Ware rtw_h_atrorubens_2b
September
Disk flowers red or purple (at least in part), per Weakley's Flora.
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JK Marlow s040901_b
September Greenville County SC
Roadside
Leaves rhombic to triangular-ovate, pubescent and scabrous on both sides, per Vascular Flora of the Carolinas.
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JK Marlow s040901_c
September Greenville County SC
Roadside
Petiole often > 1/3 as long as the blade, broadly winged toward the blade, per Weakley's Flora.