Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Gentianales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Amsonia rigida
FAMILY
Apocynaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Amsonia rigida
FAMILY
Apocynaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Amsonia rigida
INCLUDED WITHIN Flora of Florida (Wunderlin & Hansen [& Franck], 2015 et seq.)
Amsonia tabernaemontana
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Amsonia rigida
COMMON NAME:
Stiff Bluestar, Pond Bluestar, Marsh Bluestar
To see larger pictures, click or hover over the thumbnails.
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Bruce A. Sorrie bas_amsonia_rigida1
May Calhoun County GA
Stem & leaves glabrous; lvs elliptic, lower & upper mostly 3-5x long as wide, per Weakley's Flora (2015).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Amsonia rigida
FAMILY
Apocynaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Amsonia rigida
FAMILY
Apocynaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Amsonia rigida
INCLUDED WITHIN
Flora of Florida (Wunderlin & Hansen [& Franck], 2015 et seq.)
Amsonia tabernaemontana
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Amsonia rigida
81
Forb
Perennial
Habitat: Seasonally flooded depression wetlands and moist pinelands, per Weakley's Flora
Native to Georgia
Uncommon in GA, rare elsewhere
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
DOES THE PLANT HAVE "MILKY SAP"?
Has milky sap (latex)
LEAVES:
Simple
Alternate to nearly opposite
FLOWER:
Spring
Purplish-blue
Radially symmetrical
5-merous
Sepals minute
5-lobed salverform corolla
5 stamens
Bisexual
FRUIT:
Paired follicles
TO LEARN MORE about this plant, look it up in a good book!
- Gardening with Native Plants of the South (Wasowski & Wasowski, 1994, 2020) p148
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p066
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p039
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