Summary ⁴

Iva frutescens is a species of flowering plant in the aster family known by the common names Jesuit's bark,bigleaf marsh-elder, and high-tide bush. It grows in coastal eastern North America from Nova Scotia down the eastern coast and along the Gulf Coast to Texas.

Description ⁵

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.

Sources and Credits

1. (c) Jason Sharp, all rights reserved, uploaded by Jason Sharp, http://www.flickr.com/photos/78235221@N05/7463677802
2. (c) Jason Sharp, some rights reserved (CC BY-NC-SA), uploaded by Jason Sharp, http://www.flickr.com/photos/78235221@N05/8210343434/
3. (c) Jason Sharp, all rights reserved, uploaded by Jason Sharp, http://www.flickr.com/photos/78235221@N05/7463678152
4. Adapted by Will Pollard from a work by (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Iva_frutescens
5. (c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/4956755

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• eFloras.org
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online

Range Map

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