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):
Hieracium venosum   FAMILY Asteraceae_   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Hieracium venosum   FAMILY Asteraceae_

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

Hieracium venosum

INCLUDING Floristic Synthesis of North America (Kartesz, 1999)

Hieracium venosum var. nudicaule

INCLUDING Floristic Synthesis of North America (Kartesz, 1999)

Hieracium venosum var. venosum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-10-005:

Hieracium venosum   FAMILY Asteraceae_

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

Hieracium venosum

 

COMMON NAME:
Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed


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

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hive_001_lvd

        

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm0304f_11

April    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm060429_241

April    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm100427_073

April    Greenville County    SC

Ashmore Heritage Preserve

Basal rosette of leaves with prominent, usually purple, veins, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm100427_074

April    Greenville County    SC

Ashmore Heritage Preserve

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm100427_120

April    Greenville County    SC

Ashmore Heritage Preserve

Inflorescence a diverse, many-headed, flat-topped corymb, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm150406_066

April    Greenville County    SC

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm200414_3783

April    Greenville County    SC

Tall Pines Wildlife Management Area

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm200425_4179

April    Pickens County    SC

Glassy Mountain Heritage Preserve

Rays golden-yellow, 5-toothed, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).


click here to see other plants that look similar to this COMPARE Dandelions and Dandelion-like species

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm200425_4180

April    Pickens County    SC

Glassy Mountain Heritage Preserve

Peduncles usually stipitate-glandular. Bracts acute, about 1mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).


click here to see other plants that look similar to this COMPARE involucral bracts of DYCs with ray flowers only (no disc)

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm060508_310

May    Macon County    NC

Nantahala National Forest: Wayah Ranger District

Leaves conspicuously purple-veined, mostly smooth or with hairy margins, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm110522_595b

May    Greenville County    SC

Ashmore Heritage Preserve

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm110522_595c

May    Greenville County    SC

Ashmore Heritage Preserve

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

JK Marlow    jkm110522_597

May    Greenville County    SC

Ashmore Heritage Preserve

Nutlets lustrous black, columnar, slightly tapered apically. Pappus yellowish, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Hieracium venosum, Rattlesnake Hawkweed, Rattlesnake Weed, Veiny Hawkweed

Keith Bradley    kab_h_venosum_0619

June    Burke County    NC

Pisgah National Forest

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Hieracium venosum   FAMILY Asteraceae_

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Hieracium venosum   FAMILY Asteraceae_

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21
Hieracium venosum

INCLUDING Floristic Synthesis of North America (Kartesz, 1999)
Hieracium venosum var. nudicaule

INCLUDING Floristic Synthesis of North America (Kartesz, 1999)
Hieracium venosum var. venosum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-10-005:
Hieracium venosum   FAMILY Asteraceae_

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

 

Find by SCIENTIFIC NAME:

694

Forb
Perennial

Habitat: Dry forests, woodland margins, roadsides, per Weakley's Flora

Native to the Carolinas & Georgia

Common (uncommon in Carolina Coastal Plain) (rare in GA Coastal Plain)

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

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

DOES THE PLANT HAVE "MILKY SAP"?
Has milky sap (latex)

LEAVES:
Simple
Basal rosette

FLOWER:
Spring/Summer/Fall
Rays: Golden-yellow
Disc: Absent
Inferior ovary
Ray flowers bisexual

FRUIT:
Spring/Summer/Fall
Black
Achene

 

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



 


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