Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Pityopsis nervosa
FAMILY
Asteraceae
Go to FSUS key
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 Taxonomic synopsis of Pityopsis (Asteraceae) (Nesom, 2019)
Pityopsis graminifolia
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)
Pityopsis graminifolia var. latifolia
SYNONYMOUS WITH New combinations in the Florida flora II (Ward, 2004)
Pityopsis nervosa var. nervosa
INCLUDED WITHIN Floristic Synthesis of North America (Kartesz, 1999)
Pityopsis graminifolia var. latifolia
INCLUDED WITHIN Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Chrysopsis graminifolia var. latifolia
INCLUDED WITHIN A biosystematic study of Heterotheca section Pityopsis (Bowers, 1972)
Heterotheca graminifolia
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.
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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.
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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 (Spira, 2011).
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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 (Spira, 2011).
)
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 (Spira, 2011).
)
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 OF THE SOUTHEASTERN US (4/14/23):
Pityopsis nervosa
FAMILY
Asteraceae
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Pityopsis graminifolia var. latifolia
FAMILY
Asteraceae
SYNONYMOUS WITH
Taxonomic synopsis of Pityopsis (Asteraceae) (Nesom, 2019)
Pityopsis graminifolia
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 19-20-21
Pityopsis graminifolia var. latifolia
SYNONYMOUS WITH
New combinations in the Florida flora II (Ward, 2004)
Pityopsis nervosa var. nervosa
INCLUDED WITHIN
Floristic Synthesis of North America (Kartesz, 1999)
Pityopsis graminifolia var. latifolia
INCLUDED WITHIN
Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Chrysopsis graminifolia var. latifolia
INCLUDED WITHIN
A biosystematic study of Heterotheca section Pityopsis (Bowers, 1972)
Heterotheca graminifolia
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
Habitat: Longleaf pine sandhills, dry woodlands and forests (such as ridgetop pine/heath communities in the Mountains), roadbanks, per Weakley's Flora
Native to the Carolinas & Georgia
Common (rare in Mountains)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple
Basal & alternate
FLOWER:
Summer/Fall
Rays: Yellow
Disc: Yellow
Inferior ovary
Disc flowers bisexual/ Ray flowers pistillate
FRUIT:
Summer/Fall
Achene
TO LEARN MORE about this plant, look it up in a good book!
- All About South Carolina Wildflowers (Midgley, 1999) p225?
- Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005) p144?
- Gardening with Native Plants of the South (Wasowski & Wasowski, 1994, 2020) p169
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p136?
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p109?
- Wildflowers of Tennessee (Carman, 2005) p307?
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p356?
- Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont (Spira, 2011) p423
- Wildflowers of the Southern Mountains (Smith, 1998) p196?
- Wildflowers of the Sandhills Region (Sorrie, 2011) p059
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