Difference between revisions of "Tragia urens"

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Common name: Wavyleaf noseburn
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Common names: Wavyleaf noseburn, Southeastern noseburn
 
==Taxonomic notes==
 
==Taxonomic notes==
 
Synonym: ''Tragia linearifolia'' Elliott
 
Synonym: ''Tragia linearifolia'' Elliott

Revision as of 14:44, 26 September 2016

Tragia urens
Tragia urens 1.jpg
Photo by Kevin Robertson
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta – Flowering plants
Class: Magnoliopsida – Dicotyledons
Order: Euphorbiales
Family: Euphorbiaceae
Genus: Tragia
Species: T. urens
Binomial name
Tragia urens
L.
TRAG UREN dist.jpg
Natural range of Tragia urens from USDA NRCS Plants Database.

Common names: Wavyleaf noseburn, Southeastern noseburn

Taxonomic notes

Synonym: Tragia linearifolia Elliott

Description

"Monoecious, perennial, rhizomatous herbs, armed with stinging trichomes. Leaves alternate, stipulate. Racemes axillary or terminal, or both, lowest 1 or 2 flowers pistillate, the upper staminate. Flowers greenish or purplish; petals absent; staminate flowers with 3-5 sepals and 2 or 3 stamens; pistillate with 3-8 sepals and 3 stigmas. Capsule 3-locular, 4-5 mm long, 7-8 mm in diam., each locule 1-seeded. Seeds light brown with darker mottling, or entirely dark brown, ovoid, 3-3.5 mm long; caruncle obsolete." [1]

"Plant 2-5 dm tall, freely branched. Leaves narrowly elliptic to oblanceolate or linear, 2-10 cm long, 0.2-2 cm wide, irregularly serrate, undulate or entire, base cuneate to attenuate; petioles 1-3 mm long. Racemes short or elongate, 0.3-12 cm long." [1]

Distribution

Ecology

Habitat

In the Coastal Plain in Florida and Georgia, T. urens has been found in sand of open woodlands, pine uplands, fallow fields, annually burned pineland, sandhills, sand pine scrub, longleaf pine/wiregrass communities, and open pine savannas. [2] Associated species include longleaf pine, sand pine, and wiregrass. [2]

Phenology

It has been observed flowering in April and May and fruiting May through September. [2]

Seed dispersal

According to Kay Kirkman, a plant ecologist, this species disperses by explosion mechanisms or by ants. [3]

Conservation and management

Cultivation and restoration

Photo Gallery

References and notes

  1. 1.0 1.1 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. 665. Print.
  2. 2.0 2.1 2.2 Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: July 2015. Collectors: Loran C. Anderson, R. A. Norris, Robert K. Godfrey, Andre F. Clewell, Chris Cooksey, M. Davis, J. M. Kane, R. Komarek, Lisa Keppner, Cecil R Slaughter, Annie Schmidt. States and Counties: Florida: Duval, Franklin, Gadsden, Jackson, Leon, Osceola, Wakulla, Washington. Georgia: Thomas. Compiled by Tall Timbers Research Station and Land Conservancy.
  3. Kay Kirkman, unpublished data, 2015.