Solanum rostratum
buffalobur nightshade, buffalobur, kansas-thistle
Poisonous
Family
Solanaceae
Leaf Arrangement
alternate
Leaf Margin
bi-pinnatifid, cleft, lobed
Leaf Type
simple
Leaf Shape
elliptic, obovate
Growth Form
forb
Flower Color
yellow
Flower Month
April - October
Height (meters)
0.2 - 1.0
Milky Sap
No
Armed/Unarmed
Armed
Origin
native
Lifespan
annual
Field Characters
Prickles cover the petiole and stem; anthers in flowers are banana-shaped.
Animal Use
Seeds are important dove and quail food.
Habitat
Found in dry, calcareous soil in full sun with little water. Also found in gardens, waste places, dry prairies, fields, pastures, feed lots, stream valleys, roadsides and plains