Compilation
Tripolium subulatum

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Name

Identification
Tripolium subulatum Nees [family ASTERACEAE ] (stored under name); Verified by A. P. de Candolle,
Related name
  • Tripolium subulatum
  • Tripolium conspicuum
  • Aster exilis
  • Erigeron unrecorded
  • Erigeron expansus
  • Aster subulatus
Common name
  • Southwestern annual saltmarsh aster, Flora of North America Vol. 20

Flora

Entry for Symphyotrichum subulatum (Michaux) G. L. Nesom var. parviflorum (Nees) S. D. Sundberg [family ]
Herbarium
Flora of North America (FNA)
Collection
Flora of North America
Resource Type
Reference Sources
Entry From
Flora of North America, Vol 20,
Names
Symphyotrichum subulatum (Michaux) G. L. Nesom var. parviflorum (Nees) S. D. Sundberg [family ], Sida, 21: 907. 2004
Tripolium subulatum (Michaux) de Candolle var. parviflorum Nees [family ], Gen. Sp. Aster., 157, 286. 1833
Aster subulatus Michaux var. cubensis (de Candolle) Shinners [family COMPOSITAE]
Erigeron expansus Poeppig ex Sprengel [family COMPOSITAE]
Symphyotrichum expansum (Poeppig ex Sprengel) G. L. Nesom [family ]
Treatment Author(s)
Luc Brouillet
John C. Semple
Geraldine A. Allen
Kenton L. Chambers
Scott D. Sundberg†
Information
Plants (10–)70–150 cm. Stems usually simple, often with short, leafy branches proximally. Heads 20–100, in open, diffuse arrays, primary branches longer than peduncles. Involucres 5–6.2 mm. Phyllaries 30–42, sub-ulate to lanceolate, narrow, green zones narrowly lanceolate. Ray florets (23–)27–37(–42) in (1–)2 series; laminae usually white, sometimes pink, 1.9–3 × 0.2–0.5 mm, longer than pappi, drying in 1–2 coils (apices shallowly to deeply lobed). Disc florets (6–)8–15; corollas 3.4–4.4(–4.7) mm. Cypselae 1.5–2.7 mm; pappi 3.5–3.8(–4.2) mm. 2n = 10.
Phenology
jan (winter), jul-aug (summer), sep-nov (fall)
Altitude range
0–1100(–4000) m;
Distribution
MexicoWest IndiesCentral American South Americaintroduced in Asia (Japan)Pacific Islands (Hawaii).USA Ala.USA Ariz.USA Calif.USA Fla.USA Nev.USA N.Mex.USA Okla.USA Tex.USA Utah

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