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Carex peckii — Peck's sedge

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Facts

Peck's sedge was named after Charles Horton Peck (1833-1917), who, as New York State Botanist for 48 years, described over 2700 species of fungi. Peck's sedge is found in mesic forests, slopes and outcrops.

Habitat

Forests, talus and rocky slopes

New England distribution

Adapted from BONAP data

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North America distribution

Adapted from BONAP data

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Characteristics

Habitat
terrestrial
New England state
  • Maine
  • Massachusetts
  • New Hampshire
  • Vermont
Leaf blade width
1–3.3 mm
Lowest bract sheath
the lowest bract has no sheath (or a very short sheath up to four millimeters in length)
Spike on stalk
the lowest spike on the plant has a peduncle
Top spike
the uppermost spike contains only staminate flowers
Perigynium hairs
the perigynium is hairy
Perigynium length
3.2–4.2 mm
Leaf sheath color
the leaf sheath is tinted pink, red or purple
Leaf blade texture
the leaf blade is smooth and hairless, or rough and sandpapery
Perigynium beak teeth
the perigynium beak is divided at the top into two teeth
Show all characteristics

  • Flowers

    Anther length
    1.4–1.5 mm
    Bumps on fruit
    there are no papillae on the perigynium surface
    Length of scale
    the scale is shorter than the perigynium
    Perigynium beak
    the perigynium has a beak
    Perigynium beak length
    0.7–1 mm
    Perigynium beak orientation
    the beak of the perigynium is straight, and in line with the perigynium
    Perigynium beak serrations
    the perigynium beak has tiny serrations along the edges
    Perigynium beak teeth
    the perigynium beak is divided at the top into two teeth
    Perigynium beak teeth length
    0.2–0.4 mm
    Perigynium color
    • green
    • yellow
    Perigynium cross-section
    the perigynium is relatively round in cross-section
    Perigynium hairs
    the perigynium is hairy
    Perigynium length
    3.2–4.2 mm
    Perigynium nerve number
    0
    Perigynium nerve texture
    NA
    Perigynium nerves lower side
    0
    Perigynium nerves upper side
    0
    Perigynium orientation
    the perigynia are oriented vertically or pressed against the axis or adjacent perigynia
    Perigynium puffy
    the achene is tightly enclosed by the perigynium
    Perigynium shape
    the perigynium body is elliptic (widest near the middle and tapering at both ends)
    Perigynium width
    1.1–1.3 mm
    Perigynium winged
    the perigynium has no wings
    Pollen- and seed-producing spikes
    some of the spikes produce perigynia
    Pollen-producing spike length
    5.3–8.6 mm
    Pollen-producing spike number
    1
    Pollen-producing spike peduncle length
    0.4–2.2 mm
    Pollen-producing spike width
    0.8–1.7 mm
    Scale awn
    The carpellate scale does not have an awn (it may have a short point)
    Scale awn texture
    NA
    Scale color
    • red-brown
    • tan
    • white or translucent
    Scale length
    2.2–3.2 mm
    Scale tip
    • the carpellate scale tip is acuminate (tapered to a narrow point)
    • the carpellate scale tip is acute (has a sharp point)
    Spike on stalk
    the lowest spike on the plant has a peduncle
    Spike orientation
    the spikes are angled outwards, or arched over
    Spikes per stem
    2-15
    Staminate scale tip
    the staminate scale tip is acute (has a sharp point)
    Stigma branching
    the stigmas have three branches
    Top spike
    the uppermost spike contains only staminate flowers

  • Fruits or seeds

    Achene dimples
    the achene has no folds or dimples
    Achene length
    1.9–2.4 mm
    Achene width
    1–1.3 mm
    Style persistence
    the style falls off the mature achenes

  • Growth form

    Rhizomes
    • there are long rhizomes present
    • there are no rhizomes, or the rhizomes are very short

  • Leaves

    Leaf arrangement
    the leaves are all produced from the base of the plant
    Leaf blade cross-section
    The leaf blade is folded lengthwise, with one prominent midvien
    Leaf blade texture
    the leaf blade is smooth and hairless, or rough and sandpapery
    Leaf blade width
    1–3.3 mm
    Leaf bumps
    the upper surface of the leaf blade does not have papillae
    Leaf sheath bumps
    • the top edge of the leaf sheath has papillae on it
    • there are no papillae at the top edge of the leaf sheath
    Leaf sheath color
    the leaf sheath is tinted pink, red or purple
    Leaf sheath dots
    there are no dots on the leaf sheathes
    Leaf sheath folds
    there are no corrugations on the leaf sheath
    Leaf sheath texture
    the leaf sheath feels rough, or has hairs
    Lowest bract sheath
    the lowest bract has no sheath (or a very short sheath up to four millimeters in length)
    Lowest leaf blade width
    1–3.3 mm
    Lowest leaf sheath texture
    the leaf sheath feels rough

  • Place

    Habitat
    terrestrial
    New England state
    • Maine
    • Massachusetts
    • New Hampshire
    • Vermont
    Specific habitat
    • forests
    • talus or rocky slopes

  • Stem, shoot, branch

    Plant height
    21–47 cm
    Relative stem height
    the main stem is taller than the leaves
    Spike internode length
    Up to 7 mm
    Stem cross-section
    the main stem is roughly triangular in cross-section
    Stem spacing
    the stems grow close together in compact clusters or tufts

Wetland status

Not classified

In New England

Distribution

Connecticut
absent
Maine
present
Massachusetts
present
New Hampshire
present
Rhode Island
absent
Vermont
present

Conservation status

Exact status definitions can vary from state to state. For details, please check with your state.

Massachusetts
historical (S-rank: SH), #NAME? (code: #NAME?)

From Flora Novae Angliae dichotomous key

7.  Carex peckii Howe N

Peck’s sedge. Carex clivicola Fern. and Weatherby; Carex nigromarginata Schwein. var. elliptica (Boott) Gleason • MA, ME, NH, VT. Dry-mesic to mesic forests, slopes, and outcrops.

Native to North America?

Yes

Sometimes confused with

Carex deflexa

Synonyms

  • Carex clivicola Fern. and Weatherby
  • Carex nigromarginata Schwein. var. elliptica (Boott) Gleason

Family

Cyperaceae

Genus

Carex