Ampelaster carolinianus

(Walter) G. L. Nesom

Phytologia 77: 250. 1995

Common names: Climbing aster
Synonyms: Aster scandens J. Jacquin ex SprengelSymphyotrichum carolinianum (Walter) Wunderlin & B. F. HansenVirgulus carolinianus (Walter) Reveal & Keener
Basionyms: Aster carolinianus Walter
Treatment appears in FNA Volume 20. Treatment on page 460.
Click plate for higher resolution version.
Plants deciduous to evergreen by production of new growth, sprawling, climbing over other plants. Stems weak, 5–10 mm diam., branches at right angles. Leaf blades 30–70 × 10–15(–20) mm, reduced distally, membranous, bases auriculate-clasping, apices acuminate. Heads 1–15 per branch. Peduncles 1–4 cm, densely pilose; bracts lanceolate to ovate, 3–10 mm. Ray florets: laminae 9–15(–20) × 1–1.6 mm; style-branch appendages narrowly triangular. Disc florets corollas 6–8 mm, limbs 50–60% corollas, lobes 0.6–1.1 mm, 10–20% corollas. Cypselae usually tan to brown, sometimes mottled purple to black between light colored ribs, 3.5–4.3 mm; pappi shorter than disc corollas. 2n = 18.

Phenology: Flowering peak late fall–winter, year round (Fla).
Habitat: Marshy shores, stream banks, edges of swamps and moist thickets, wet woodlands
Elevation: 0–30 m

Distribution

V20-1064-distribution-map.gif

Fla., Ga., N.C., S.C.

Discussion

Ampelaster carolinianus grows on the outer coastal plain. It is possibly extirpated in North Carolina.

References

None.

Lower Taxa

No lower taxa listed.