 Inflorescence at anthesis © T. M. Jones 2005 |
 Pistillate spike © T. M. Jones 2005 |
 Tip of pistillate spike showing 5-15 sterile flowers (~ 40 X) © T. M. Jones 2005 |
 Adaxial leaf surface © T. M. Jones 2005 |
 Perigynium © T. M. Jones 2005 |
 Perigynium dissected to reveal achene © T. M. Jones 2005 |
 Perigynium with achene - persistent style extending into perigynium. © T. M. Jones 2005 |
 Achene coated with a thin film of fungus creating a white coloration © T. M. Jones 2005 |
 Empty perigynium and achene © T. M. Jones 2005 |
 Achene at ~ 40X © T. M. Jones 2005
|
Distribution
- range by political unit
- GBIF data
- known populations
Description
| Flowering period | May to August. |
| Height | 20-110 cm. |
| Leaf | broad, 4-11 mm wide. |
| Terminal spike | staminate. |
| Lateral spike | pistillate; globose. |
| Perigynium | inflated; circular to subcircular in cross section; heavily veined. |
| Achene | trigonous. |
| Style | persistent, +/- bent. |
Habitat
Wet to seasonally wet woodlands;
rarely in insolated areas.
Quick description
Pistillate spike globose, large, ~ 3cm wide.
Similar species
Carex lupulinaAuthor and publication information for name
Carex grayi J. Carey, Amer. J. Sci. Arts, ser. 2. 4: 22. 1847
(spelled as grayii)
Conservation and Wetland Status
Threatened and Endangered Status
| State | Status |
| Massachusetts | Threatened |
Wetland Status
Facultative Wetland +, Facultative Wetland
Vernacular name
Gray's sedge
Section
Carex sect. Lupulinae
Links
Carex Interactive Identification Key Flora Of North America treatment
Botanischer Garten, Ruhr-Univeristät Bochum
Tennessee Vascular Plants Atlas
Cybersedge. Texas A&M University
Download Excel spreadsheet of GBIF data
References
Ball, P.W. and A.A. Reznicek. 2002. Carex
Pp. 254-572. Flora of North America, volume 23.
Oxford University Press, New York and Oxford.
U.S. Department of Agriculture.
PLANTS Database.
http://plants.usda.gov/index.html
Accessed primarily in August 2006.
GBIF Data Portal www.gbif.net
Missouri Botanical Garden, 01 record;
University of Alabama, 07 records;
Kansas University Plant Collection, 02 records;
WTU Herbarium vascular plant collection, 01 record.
Accessed on Sept 23 2006.
© T. M. Jones 2006