Arnoglossum album

L. C. Anderson

Sida18: 378, figs. 1, 6-9. 1998

Found in FNA Volume 20. Treatment on page 623.
Plants 80–100+ cm. Stems strongly ridged. Basal leaves: (petioles 12–18+ cm) blades (lateral veins appressed to midveins 2–4 cm, then spreading) broadly ovate to narrowly oblong-lanceolate, 15–37 cm, margins usually entire, rarely sinuate or serrulate-denticulate. Cauline leaves: proximal petiolate, blades ovate (12–18+ cm, bases cuneate), margins serrate (apices acuminate); distal sessile, smaller. Involucres 10–12.5+ mm. Phyllaries (chalky white) ± ovate, midvein wings highest at bases. Corollas white, rarely tinged with pink, 9–10.5 mm. Cypselae cylindric to narrowly clavate, 4.2–5 mm; pappi 6–7 mm. 2n = 50.

Phenology: Flowering May–mid July.
Habitat: Poorly drained, acidic loamy sands, savannas, open pinewoods
Elevation: 0–10 m

Distribution

Fla.

Discussion

Of conservation concern.

Arnoglossum album is known only from Bay and Gulf counties.

References

None.

Facts about "Arnoglossum album"
AuthorLoran C. Anderson +
Elevation0–10 m +
HabitatPoorly drained, acidic loamy sands, savannas, open pinewoods +
IllustratorYevonn Wilson-Ramsey +
PhenologyFlowering May–mid July. +
ReferenceNone +
Taxon nameArnoglossum album +
Taxon parentArnoglossum +
Taxon rankspecies +
VolumeVolume 20 +