Yaupon Black-senna
Seymeria cassioides
Found in dry to moist pinelands, wet pine savannas, longleaf pine sandhills, other dry woodlands, an obligate hemiparasite on Pinus spp. FloraQuest, phone app (app page) What its natural habitat tells you
Native to Alabama. How scores work Is it native here?
Profile 88%
- Height
- Up to about 4 feet
- Light
- Partial shade, Full sun
- Soil moisture
- Dry to moist
No photograph yet. Looking for an old drawing…
At a glance
- Life cycle
- Annual
- Bloom
- August to October
Not yet recorded · Spread · Leaves
Recorded in 44 Alabama counties.
Habitats
Pine savannas; sandhills; dry forests and woodlands.
Each habitat page lists the plants and wildlife also found there. All habitats
Who uses this plant?
2CaterpillarsGenus host records with ranges including AL
Genus host records with ranges including AL · Seymeria
- Junonia coeniaCommon Buckeye
- Pyrrhia aurantiagoOrange Sallow, False Foxglove Sun Moth
10BeesSoutheastern regional records
Southeastern regional records · Seymeria
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Orobanchaceae
- Flower color
- Red or yellow
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “August to October” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Flower color · “Red or yellow” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 4 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Annual” · Lady Bird Johnson Wildflower Center
- Light · “Partial shade; Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Soil · “Dry; Moist (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
Also known as
Yaupon Black senna
Conservation status
| Alabama rank | SNR |
|---|---|
| Global rank | G5 |
| AL status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Alabama Plant Atlas
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- FloraQuest: South Central (Weakley), phone app (app page)
- FloraQuest: Florida (Weakley), phone app (app page)
- FloraQuest: Northern Tier (Weakley), phone app (app page)
- NatureServe Explorer
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications

