OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Solidago rigidiuscula   FAMILY Asteraceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Solidago speciosa var. rigidiuscula   FAMILY Asteraceae

SYNONYMOUS WITH Vascular flora of Illinois (Mohlenbrock, 2014)

Solidago rigidiuscula

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)

Solidago speciosa ssp. speciosa var. rigidiuscula

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Solidago rigidiuscula

 

COMMON NAME:
Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod


         To see larger pictures, click or hover over the thumbnails.

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_sori4_001_lvd

        

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Ron Lance    rwl_20230925_110834

September    Jackson County    NC

Big Ridge Preserve

Inf. panicle-like usually w several to many ascending branches and ovoid in outline, or axillary, per Weakley's Flora (2023).

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Ron Lance    rwl_20230925_110834b

September    Jackson County    NC

Big Ridge Preserve

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Ron Lance    rwl_20230925_110834c

September    Jackson County    NC

Big Ridge Preserve

Stem leaves firm, 20+, narrowly oblong, acute, tapered to sessile base, entire, <2.5cm wide, per The Illustrated Flora of Illinois: Asteraceae, Part 1 (Mohlenbrock, 2015).

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Ron Lance    rwl_20230925_110851

September    Jackson County    NC

Big Ridge Preserve

Mid-stem leaves 0.4-1.5 (-2.0) cm wide (vs. those of S. speciosa usually > 2cm wide), per Weakley's Flora (2023).

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Ron Lance    rwl_20230925_110851b

September    Jackson County    NC

Big Ridge Preserve

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Ron Lance    rwl_20230925_110851c

September    Jackson County    NC

Big Ridge Preserve

Leaves and upper stems glabrous, per Weakley's Flora (2023).

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Ron Lance    rwl_20230925_110858

September    Jackson County    NC

Big Ridge Preserve

Heads not secund, in usually dense, sometimes open, elongate arrays, per Flora of North America.

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Ron Lance    rwl_20230925_110858b

September    Jackson County    NC

Big Ridge Preserve

Phyllaries in 3-5 series, unequal, oblong, usually obtuse, glabrous or with ciliate margins, per The Illustrated Flora of Illinois: Asteraceae, Part 1 (Mohlenbrock, 2015).

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Ron Lance    rwl_20230925_110858c

September    Jackson County    NC

Big Ridge Preserve

Outer phyllaries appressed, per Weakley's Flora (2023).

image of Solidago rigidiuscula, Narrowleaf Showy Goldenrod, Slender Showy Goldenrod, Stiff-leaved Showy Goldenrod, Prairie Goldenrod

Richard and Teresa Ware    rtw_s_speciosa_rigidiuscu

October        

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Solidago rigidiuscula   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Solidago speciosa var. rigidiuscula   FAMILY Asteraceae

SYNONYMOUS WITH Vascular flora of Illinois (Mohlenbrock, 2014)
Solidago rigidiuscula

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21
Solidago speciosa ssp. speciosa var. rigidiuscula

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Solidago rigidiuscula

 

Find by SCIENTIFIC NAME:

3861

Forb
Perennial

Habitat: limestone barrens, per Weakley's Flora

Native to Georgia & possibly the Carolinas

Rare

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Simple
Midstem leaves not 3-nerved

Leaves may be either basally disposed (basal & lower stem leaves larger and petiolate) or chiefly on the stem

Alternate (basal present or absent at flowering)

RHIZOMES? STOLONS?
Not rhizomatous

FLOWER:
Summer/Fall
Rays: Yellow
Disc: Yellow
Inferior ovary
Disc flowers bisexual & fertile/ Ray flowers pistillate & fertile

Flower heads in elongate cylindrical inflorescences or in axillary clusters

FRUIT:
Achene

 

TO LEARN MORE about this plant, look it up in a good book!



 


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