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Solidago simplex var. gillmanii
(A. Gray) G. S. Ringius
Family:
Asteraceae
Gillman's Goldenrod,
more...
dune goldenrod
[
Solidago humilis var. gillmanii
]
Nathanael Pilla
FNA
Resources
John C. Semple, Rachel E. Cook in Flora of North America (vol. 20)
Plants
(20-)38-73(-84) cm (robust).
Leaves:
basal spatulate to obovate, margins dentate, sometimes crenate, acute; cauline (7-)15-37(-47), proximal cauline (spatulate to obovate) (36-)68-124(-147) × (6-)7.5-24(-42) mm, margins often sharply serrate; mid to distal 8-44(-95) × 1.1-9.4(-28) mm.
Heads
in paniculiform arrays.
Peduncles:
bracteoles 1-5.
Phyllaries:
shortest (1.2-)1.6-2.4(-2.9) mm.
Cypselae
sparsely strigose.
2
n
= 36.
Flowering Aug-Sep. Sand dunes, sometimes sandy beaches; of conservation concern; 100-300 m; Ont.; Ind., Mich., Wis.
Variety
gillmanii
is found in the Lake Michigan and northern Lake Huron areas.
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Nathanael Pilla
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