Difference between revisions of "Iva frutescens"
Sp. Pl. 2: 989. 1753.
IllustratedEndemic
Synonyms: Iva frutescens subsp. oraria (Bartlett) R. C. Jackson Iva frutescens var. oraria (Bartlett) Fernald & Griscom
Treatment appears in FNA Volume 21. Treatment on page 26.
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| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_42.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ambrosiinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Ambrosiinae | ||
Latest revision as of 20:12, 5 November 2020
Subshrubs or shrubs, 50–350 cm. Stems erect. Leaves: petioles 5–10+ mm; blades ovate or elliptic to lanceolate, 30–60(–120+) × 5–30(–40) mm, margins usually toothed, faces closely scabrellous, gland-dotted. Heads in ± racemiform arrays. Peduncles 1–3+ mm. Involucres ± hemispheric, 2–4 mm. Phyllaries: outer 5 distinct, ± herbaceous. Paleae linear to subulate, 2.5–3 mm. Pistillate florets (2–)5; corollas 0.7–1 mm. Functionally staminate florets 3–8(–15+); corollas 2–3 mm. Cypselae 2–3 mm. 2n = 34.
Phenology: Flowering Jul–Oct.
Habitat: Mostly tidelands, brackish to saline marshes, beaches
Elevation: 0–10 m
Distribution
N.S., Ala., Conn., Del., Fla., Ga., La., Maine, Md., Mass., Miss., N.H., N.J., N.Y., N.C., Pa., R.I., S.C., Tex., Va.
Discussion
Selected References
None.
Lower Taxa
None.