Erechtites hieracifolia
| Erechtites hieracifolia | |
|---|---|
| |
| Photo by John R. Gwaltney, Southeastern Flora.com | |
| Scientific classification | |
| Kingdom: | Plantae |
| Division: | Magnoliophyta - Flowering plants |
| Class: | Magnoliopsida - Dicotyledons |
| Order: | Asterales |
| Family: | Asteraceae ⁄ Compositae |
| Genus: | Erechtites |
| Species: | E. hieracifolia |
| Binomial name | |
| Erechtites hieracifolia (L.) Raf. ex DC. | |
| |
| Natural range of Erechtites hieracifolia from USDA NRCS Plants Database. | |
Common name: American burnweed
Contents
Taxonomic notes
Synonym: Erechtites hieracifolia var. hieracifoliaThe Plant List.org
Description
"Robust annual with erect, glabrous or slightly pubescent, solid stems, 0.4-3 m or more tall. Leaves alternate, elliptic to lanceolate, 5-20 cm long, 0.5-6.5 cm wide, acute to acuminate, irregularly serrate to dentate, unlobed or lobed, base cuneate to attenuate or upper stem leaves auriculate. Heads in panicles. Involucres cylindric, 10-20 mm long, 4-8 mm broad; bracts in 1 series or with a few small bracts at base. Disc 3-10 mm broad. Flowers discoid, lobes cream to pinkish, erect, 0.3-0.5 mm long. Nutlets brown, tapered from base to apex, 1.9-2.7 mm long, 0.4-0.7 mm broad, 10-ribbed, pubescent; pappus white, capillary, 10-14 mm long." [1]
Distribution
Ecology
Seed dispersal
According to Kay Kirkman, a plant ecologist, this species disperses by wind. [2]
Pollination
The following Hymenoptera families and species were observed visiting flowers of Erechtites hieracifolia at Archbold Biological Station. [3]
Halictidae: Halictus poeyi
Leucospididae: Leucospis affinis
Megachilidae: Dianthidium floridiense
Vespidae: Leptochilus republicanus, Parancistrocerus bicornis, P. salcularis rufulus, Polistes dorsalis hunteri
Conservation and management
Cultivation and restoration
Photo Gallery
Erechtites hieracifolia Photo by John R. Gwaltney, Southeastern Flora.com
Erechtites hieracifolia Photo by John R. Gwaltney, Southeastern Flora.com
References and notes
- ↑ Radford, Albert E., Harry E. Ahles, and C. Ritchie Bell. Manual of the Vascular Flora of the Carolinas. 1964, 1968. The University of North Carolina Press. 1037. Print.
- ↑ Kay Kirkman, unpublished data, 2015.
- ↑ Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.
