Difference between revisions of "Erechtites hieracifolia"
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==Description== | ==Description== | ||
<!-- Basic life history facts such as annual/perrenial, monoecious/dioecious, root morphology, seed type, etc. --> | <!-- Basic life history facts such as annual/perrenial, monoecious/dioecious, root morphology, seed type, etc. --> | ||
| + | "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." - Radford et al 1964 | ||
==Distribution== | ==Distribution== | ||
Revision as of 15:23, 29 January 2016
| Erechtites hieracifolia | |
|---|---|
| |
| 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
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." - Radford et al 1964
Distribution
Ecology
Habitat
Phenology
Seed dispersal
Seed bank and germination
Fire ecology
Pollination
The following Hymenoptera families and species were observed visiting flowers of Erechtites hieracifolia at Archbold Biological Station (Deyrup 2015):
Halictidae: Halictus poeyi
Leucospididae: Leucospis affinis
Megachilidae: Dianthidium floridiense
Vespidae: Leptochilus republicanus, Parancistrocerus bicornis, P. salcularis rufulus, Polistes dorsalis hunteri
Use by animals
Diseases and parasites
Conservation and Management
Cultivation and restoration
Photo Gallery
References and notes
Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.
