Piptochaetium avenaceum
Piptochaetium avenaceum | |
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Scientific classification | |
Kingdom: | Plantae |
Division: | Magnoliophyta - Flowering plants |
Class: | Liliopsida – Monocotyledons |
Order: | Cyperales |
Family: | Poaceae ⁄ Gramineae |
Genus: | Piptochaetium |
Species: | P. avenaceum |
Binomial name | |
Piptochaetium avenaceum (L.) Parodi | |
Natural range of Piptochaetium avenaceum from USDA NRCS Plants Database. |
Common name: blackseed speargrass
Contents
Taxonomic notes
Description
Distribution
Ecology
Habitat
In the Coastal Plain in Florida and Georgia, Piptochaetium avenaceum is found in live oak groves, open sandy ridges, mesic coastal hammocks, woodland openings, floodplain edges, along creeks, lake slopes, upland mixed forests, mixed pinewoods, open mixed woodlands, annually burned savannas and pine-oak, open stand of shrubs and trees of Ilex vomitoria, and floodplains (FSU Herbarium). Non-native habitats include roadsides, recreation areas, nature trails, stands of old field pines cleared of underbrush, and along city roads. It has been observed to grow in dry loamy sand, sandy soils, limestone outcrops, calcareous slopes and moist loamy sands (FSU Herbarium).
Associated species include Melica mutica, Festuca, Erigeron, Verbena, Vitis rotundifolia, Rubus trivialis and Ilex vomitoria (FSU Herbarium).
Phenology
P. avenaceum flowers and fruits March through May (FSU Herbarium).
Seed dispersal
Seed bank and germination
Fire ecology
Pollination
Use by animals
Diseases and parasites
Conservation and Management
Cultivation and restoration
Photo Gallery
References and notes
Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: July 2015. Collectors: Loran C. Anderson, K. MacClendon, T. MacClendon, Robert K. Godfrey, K. Craddock Burks, Jean W. Wooten, Swallen, George R. Cooley, Joseph Monachino, Gary R. Knight, Brenda Herring, Don Herring, Richard S. Mitchell, H. Kurz, Patricia Elliot, R. Komarek, R. A. Norris, Matt Hils, Annie Schmidt. States and Counties: Florida: Alachua, Calhoun, Escambia, Gadsden, Hernando, Holmes, Jackson, Jefferson, Leon, Liberty, Nassau, Okaloosa, St. Johns, Suwannee, Wakulla. Georgia: Grady, Thomas. Compiled by Tall Timbers Research Station and Land Conservancy.