Plant Index


 
 
 

Piptochaetium avenaceum

Piptochaetium avenaceum (L.) Parodi

eastern needlegrass, black oatgrass

Synonym(s): Stipa avenacea
Piptochaetium avenaceum (Eastern Needlegrass)
Image ID: 16274
Image by: Sorrie, Bruce A.
Image Collection: NCBG Digital Library

PLANT INDEX

ID_PLANT: PIAV
SCIENTIFIC NAME: Piptochaetium avenaceum
Include in WOTAS: 0
Publish to Web: 1
Last Modified: 2019-02-25

GENUS INDEX

GENUS CODE: PIPTO
GENUS SCIENTIFIC: Piptochaetium
GENUS AUTHORITY: J. Presl
GENUS COMMON: Speargrass
GENUS SUMMARY: A genus of about 27 species, of temperate North and South America, and montane tropical South America (Cialdella & Giussani 2002).
GENUS IDENTIFICATION:
GENUS REFERENCES: Barkworth in FNA (2007a); Cialdella & Giussani (2002).

FAMILY INDEX

FAMILY CODE: POACEA
FAMILY SCIENTIFIC: Poaceae
FAMILY AUTHORITY: (R. Brown) Barnhart 1895 or GRAMINEAE A.L. de Jussieu 1789
FAMILY COMMON: Grass Family
FAMILY SUMMARY: A family of about 771 genera and 12,074 species, herbs (and some shrubs and trees), cosmopolitan. Tribal classification largely follows FNA (2003a, 2007a), with some changes based on subsequent research, as for instance in the Chloridoideae (Peterson, Romaschenko, & Johnson 2010a).
FAMILY REFERENCE: Flora of North America Editorial Committee (2003a, 2007a)=FNA; Hitchcock and Chase (1950)=HC; Blomquist (1948); Peterson, Romaschenko, & Johnson (2010a, 2010b). Key to genera adapted in large part from FNA.

NCBG DESCRIPTIVES

INTRO:
STEMS:
LEAVES:
INFLORESCENCE:
FLOWERS:
FRUITS:
COMMENTS:
HEIGHT: 3 ft.

DURATION: Perennial
HABIT: Grass/Grasslike

LEAF ARRANGEMENT: Alternate
LEAF COMPLEXITY: Simple
LEAF RETENTION:

FLORAL CHARACTERISTICS
SYMMETRY:
BLOOM TIME: Apr-Jun
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
x x x x x

BLOOM COLOR:
White Red Pink Orange Yellow Green Blue Lavender Purple Violet Brown Not Applicable

FRUITING PERIOD:

DISTRIBUTION
HABITAT TYPE:
NATIVE RANGE: eastern & southcentral N. America

HORTICULTURAL
Plant Sale Text: This perennial bunchgrass is common across Eastern North America. Its thin branches supporting its spikelet flowers are difficult to see from a distance, giving the spikeletes the appearance of floating midair. Blackseeded speargrass grows in open oak pine woods within the coasal plain of easter North Carolina. tolerates sandy soils.

Bloom Table Text:

NCBG Location:

Cultural Notes:

SOIL MOISTURE: Dry, Average
LIGHT EXPOSURE: Sun, Part Shade, Shade
MINIMUM HARDINESS ZONE: 5
MAXIMUM HARDINESS ZONE: 9
GERMINATION CODE:
WILDLIFE VALUE: Butterfly Friendly, Bird Friendly
DEER RESISTANCE:

GRIM ACCESSIONS

acc_id acc_num acc_dt coll_id Action
9 2016-0075 2016-11-04 11 View
111 2012-0084 2012-11-13 112 View
4239 1992-0395 View
4996 1995-0115 View
6239 1995-1371 View
6338 1995-1470 View


GRIM COLLECTIONS

Coll_id Project Collection date Collector Action
11 HORT 2014-06-02 Liloia View
112 HORT 2011-05-12 Kunz View
905 SOS 2017-05-20 Faucette View
2093 NPMD 2020-05-05 Randall View


GRIM PLANTINGS

plt_num acc_id loc_num pers_num inst_dt Action
10 9 24 Liloia 2016-10-25 View
194 111 24 Liloia 2012-08-01 View
195 111 25 Liloia 2012-08-01 View
196 111 21 Liloia 2013-10-03 View
6567 4239 200 NCBG staff 1993-03-01 View
7415 4996 202 NCBG staff 1992-01-01 View
8894 6239 2 NCBG staff 0000-00-00 View
8993 6338 2 NCBG staff 0000-00-00 View
12334 9 20 Liloia 2019-01-29 View
12438 9 15 Liloia 2020-11-05 View
12439 9 20 Liloia 2020-11-05 View
12842 9 21 Liloia 0000-00-00 View
12867 9 25 Liloia 0000-00-00 View

USDA PLANTS DATABASE

USDA Symbol: PIAV
USDA Common Name: Blackseed Speargrass
Native Status: L48 (N), CAN (N)
Distribution: USA (AL, AR, CT, DC, DE, FL, GA, IN, KY, LA, MA, MD, MI, MO, MS, NC, NJ, NY, OH, OK, PA, RI, SC, TN, TX, VA, WV), CAN (ON)
Duration: Perennial
Growth Habit: Graminoid

NATIONAL WETLAND INDICATOR STATUS

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
Status: UPL UPL UPL FACU FACU

This information is derived from the U.S. Army Corps of Engineers 2016 National Wetland Plant List, Version 3.3 (Lichvar, R.W., D.L. Banks, W.N. Kirchner, and N.C. Melvin. 2016. The National Wetland Plant List: 2016 wetland ratings. Phytoneuron 2016-30: 1-17. Published 28 April 2016. ISSN 2153 733X). Regions: AGCP-Atlantic and Gulf Coastal Plain, AK-Alaska, AW-Arid West, CB-Caribbean, EMP-Eastern Mountains and Piedmont, GP-Great Plains, HI-Hawaii, MW-Midwest, NCNE-Northcentral and Northeast, WMCV-Western Mountains, Valleys & Coast

WEAKLEY FLORA

SCIENTIFIC NAME: Piptochaetium avenaceum
COMMON NAME: Eastern Needlegrass, Black Oatgrass
SYNONYMY: [= C, FNA, K, Pa, Va, WH3; = Stipa avenacea Linnaeus - F, G, HC, RAB, S, W, WV]
PHENOLOGY: Apr-Jun.
HABITAT: Upland woodlands and forests, sometimes abundant or even dominant in xeric woodlands over granitic or mafic rocks in the Piedmont.
COMMENTS: MA, KY, s. IL, and c. OK, south to c. FL and s. TX; disjunct inland in n. IN and w. MI.
RANGE MAP: Piptochaetium avenaceum.png

Key to Map Symbols
ABOUT FAMILY (Weakley Flora)
Poaceae (R. Brown) Barnhart 1895 or GRAMINEAE A.L. de Jussieu 1789 (Grass Family)
SUMMARY: A family of about 771 genera and 12,074 species, herbs (and some shrubs and trees), cosmopolitan. Tribal classification largely follows FNA (2003a, 2007a), with some changes based on subsequent research, as for instance in the Chloridoideae (Peterson, Romaschenko, & Johnson 2010a).
REFERENCE: Flora of North America Editorial Committee (2003a, 2007a)=FNA; Hitchcock and Chase (1950)=HC; Blomquist (1948); Peterson, Romaschenko, & Johnson (2010a, 2010b). Key to genera adapted in large part from FNA.
ABOUT GENUS (Weakley Flora)
Piptochaetium J. Presl (Speargrass)
SUMMARY: A genus of about 27 species, of temperate North and South America, and montane tropical South America (Cialdella & Giussani 2002).
REFERENCE: Barkworth in FNA (2007a); Cialdella & Giussani (2002).

HERBARIUM RESOURCES

SERNEC: Find Piptochaetium avenaceum in Southeast Regional Network of Experts and Collections (if available)
UNC SERNEC: Find Piptochaetium avenaceum in University of North Carolina Chapel Hill Herbarium - Southeast Regional Network of Experts and Collections (if available)

WEB RESOURCES

USDA: Find Piptochaetium avenaceum in USDA Plants
NPIN: Find Piptochaetium avenaceum in NPIN Database
FNA: Find Piptochaetium avenaceum in the Flora of North America (if available)
Google: Search Google for Piptochaetium avenaceum

NCBG IMAGE RECORDS

ID IMAGE1: 16274
ID IMAGE2: 16280
ID IMAGE3: 0

From the Image Gallery


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16 photo(s) available in the Image Gallery

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