Compilation
Arnoglossum diversifolium

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Name

Identification
Arnoglossum diversifolium (Torr. & A. Gray) H. Rob. [family COMPOSITAE ] (stored under name); Cacalia diversifolia Torr. & A. Gray [family COMPOSITAE ] Cacalia tuberosa Nutt. [family COMPOSITAE ]
Related name
  • Cacalia tuberosa
  • Arnoglossum diversifolium
  • Cacalia ovata
  • Cacalia diversifolia
  • Cacalia atriplicifolia

Flora

Entry for Arnoglossum diversifolium (Torrey & A. Gray) H. Robinson [family COMPOSITAE]
Herbarium
Flora of North America (FNA)
Collection
Flora of North America
Resource Type
Reference Sources
Entry From
Flora of North America, Vol 20,
Names
Arnoglossum diversifolium (Torrey & A. Gray) H. Robinson [family COMPOSITAE], Phytologia, 28: 294. 1974
Cacalia diversifolia Torrey & A. Gray [family COMPOSITAE], Fl. N. Amer., 2: 435. 1843
Conophora diversifolia (Torrey & A. Gray) Nieuwland [family COMPOSITAE]
Mesadenia difformis Small [family COMPOSITAE]
Mesadenia diversifolia (Torrey & A. Gray) Greene [family COMPOSITAE]
Senecio floridanus Schultz-Bipontinus [family COMPOSITAE]
Treatment Author(s)
Loran C. Anderson
Information
Plants 100–200(–300) cm. Stems proximally ribbed (and purplish), distally angular (and greenish). Basal leaves: (petioles with brownish hairs) blades ovate to cordate-ovate, to 10 cm (bases truncate), margins denticulate. Cauline leaves: proximal petiolate, deltate-hastate, margins dentate (faces glabrous); distal petiolate or sessile, smaller (faces finely puberulent). Involucres (7.5–)9–11 mm. Phyllaries lance-ovate, midvein wings uniform or highest at apices. Corollas white or purplish, 8.5–9.5(–10.5) mm. Cypselae fusiform, 3 mm; pappi (6–)7–8 mm. 2n = 50.
Conservation Status
of conservation concern;
Phenology
may (spring), jun-aug (summer), sep (fall)
Altitude range
0–100 m;
Distribution
USA Ala.USA Fla.USA Ga.
Discussion
Arnoglossum diversifolium grows primarily in the Florida panhandle and adjacent Alabama and Georgia, and in Putnam and Levy counties, Florida.

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