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Lupinus subcarnosus Hook.
Sandyland bluebonnet, Texas bluebonnet
USDA Symbol: LUSU
USDA Native Status: L48 (N)
Texas bluebonnet is a 6-16 in. winter annual. The bright-blue, pea-like flowers have a white center which turns purple with age or pollination. These showy flowers occur in a loose terminal spike. Leaves are palmately divided into five leaflets.
Texas Bluebonnets mixed with various paintbrushes adorn roadsides, a colorful sign of spring in central Texas.
Plant CharacteristicsDuration: Annual Habit: Herb Root Type: Tap Leaf Complexity: Palmate Breeding System:
Flowers Bisexual Fruit: Size Class:
Bloom InformationBloom Color: Blue , Purple
Bloom Time: Mar , Apr
, TX Native Distribution:
scattered to n. Hidalgo Co. Native Habitat:
Sandy fields; roadsides
Growing ConditionsLight Requirement: Sun
Soil Description: Deep sands.
PropagationDescription: Plant seeds in the fall.
Seed Collection: Not Available
Seed Treatment: Scarification will hasten germination but is not absolutely necessary.
Commercially Avail: yes
Herbarium Specimen(s)NPSOT 0830
Collected Mar 27, 1994 in Bexar County by Harry Cliffe
Record Last Modified: 2007-12-13
Research By: TWC Staff