Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (10/20/20):
Pityopsis nervosa
FAMILY
Asteraceae
Dig deeper at SERNEC, a consortium of southeastern herbaria.
NC's most robust silkgrass, with basal leaves 6-12" long and 10-20mm wide. Note the lack of stalked glands on upper stem and inflorescence branches. Read more at Vascular Plants of North Carolina.
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Pityopsis graminifolia var. latifolia
FAMILY
Asteraceae
SYNONYMOUS WITH
Flora of North America
Pityopsis graminifolia var. latifolia
SYNONYMOUS WITH
Taxonomic synopsis of Pityopsis (Asteraceae) (Nesom, 2019)
Pityopsis graminifolia
INCLUDED WITHIN
Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Chrysopsis graminifolia var. latifolia
INCLUDING
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-51-003a:
Heterotheca nervosa var. nervosa
FAMILY
Asteraceae
INCLUDING
Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968)
Heterotheca correllii
INCLUDED WITHIN
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Chrysopsis graminifolia
INCLUDED WITHIN (MISAPPLIED)
Manual of the Southeastern Flora (Small, 1933, 1938)
Pityopsis graminifolia
COMMON NAME:
Common Silkgrass, Grassleaf Goldenaster
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm210523_0725
May Greenville County SC
Ashmore Heritage Preserve
)
JK Marlow jkm220510_7777
May Greenville County SC
Bald Rock Heritage Preserve
)
JK Marlow jkm120623_205
June Greenville County SC
Ashmore Heritage Preserve
Lower leaves up to 20mm wide. Basal leaves much longer than stem leaves, per Weakley's Flora.
)
JK Marlow jkm0508e_05
August Oconee County SC
A dense cover of silky appressed hairs moderates its surface temperature, per Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont.
)
JK Marlow jkm0508f_17
August Greenville County SC
Ashmore Heritage Preserve
Phyllaries eglandular, or the inner phyllaries glandular, at least distally, per Weakley's Flora (2020).
)
JK Marlow jkm210807_2539
August Transylvania County NC
DuPont State Forest
Outer phyllaries linear triangular, innermost narrowly oblong-lanceolate, per Weakley's Flora (2020).
)
JK Marlow jkm210807_2545
August Transylvania County NC
DuPont State Forest
Peduncles and upper stem eglandular to sparsely glandular, per Weakley's Flora (2020).
COMPARE
Grass-leaved Golden-asters
)
Alan Cressler alc_3921207478
September Rabun County GA
Tallulah Gorge State Park
Ray florets 9-13; disc florets 15-50, per Flora of North America.
)
JK Marlow jkm0510f_03b
October Pickens County SC
Fruit a reddish-brown achene topped with bristles, per Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont.
)
JK Marlow jkm0510f_08b
October Pickens County SC
)
JK Marlow jkm081019_005
October Oconee County SC
Bad Creek
Plants spread vegetatively by underground stems (rhizomes), forming colonies, per Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont.
)
JK Marlow jkm131103_195
November Oconee County SC
Sumter National Forest: Andrew Pickens Ranger District
The genus Pityopsis has been split from Chrysopsis (goldenasters) and from ->
)
JK Marlow jkm131103_199
November Oconee County SC
Sumter National Forest: Andrew Pickens Ranger District
... Heterotheca (camphorweeds) by its silky, silvery, appressed hairs, per Vascular Plants of North Carolina.
WEAKLEY'S FLORA (10/20/20):
Pityopsis nervosa
FAMILY
Asteraceae
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Pityopsis graminifolia var. latifolia
FAMILY
Asteraceae
SYNONYMOUS WITH
Flora of North America
Pityopsis graminifolia var. latifolia
SYNONYMOUS WITH
Taxonomic synopsis of Pityopsis (Asteraceae) (Nesom, 2019)
Pityopsis graminifolia
INCLUDED WITHIN
Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Chrysopsis graminifolia var. latifolia
INCLUDING
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-51-003a:
Heterotheca nervosa var. nervosa
FAMILY
Asteraceae
INCLUDING
Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968)
Heterotheca correllii
INCLUDED WITHIN
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Chrysopsis graminifolia
INCLUDED WITHIN (MISAPPLIED)
Manual of the Southeastern Flora (Small, 1933, 1938)
Pityopsis graminifolia
666
Forb
Perennial
Native to the Carolinas & Georgia
Documented growing wild in GA NC SC
Common (rare in Mountains)
Look for it in longleaf pine sandhills, dry woodlands and forests (such as ridgetop pine/heath communities in the Mountains), roadbanks, per Weakley's Flora
Click here to see a more detailed map from University of North Carolina at Chapel Hill Herbarium,
or click here to see a map from SERNEC, a consortium of southeastern herbaria.
...Dry
LEAVES:
Simple
Basal & alternate
FLOWER:
Summer/Fall
Rays: Yellow
Disc: Yellow
Disc flowers bisexual/ Ray flowers pistillate
Inferior ovary
FRUIT:
Summer/Fall
Achene
TO LEARN MORE about this plant, look it up in a good book!
- All About South Carolina Wildflowers p225?
- Forest Plants of the Southeast and Their Wildlife Uses p144?
- Gardening with Native Plants of the South p169
- Gardening with the Native Plants of Tennessee p136?
- Wildflowers of the Eastern United States p109?
- Wildflowers of Tennessee p307?
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians p356?
- Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont p423
- Wildflowers of the Southern Mountains p196?
- Wildflowers of the Sandhills Region p059