Solidago odora subsp. chapmanii
Sida 20: 1611. 2003.
Stems uniformly puberulent, sometimes with short glabrous-glabrate strips proximal to leaf-bases. Mid cauline leaves mostly (15–) 30–70 × 8–20 mm (2–6 times as long as wide). 2n = 18.
Phenology: Flowering Sep–Oct.
Habitat: Sandy soils, margins of woods, open pine and oak woods
Elevation: 10–50 m
Subspecies chapmanii is found mostly in peninsular Florida, seldom in the eastern panhandle. Its leaves are sometimes similar in shape to those of Solidago fistulosa, both being more ovate than in typical subsp. odora.
"thin" is not a number.