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• Dichotomous Key
• Cyperaceae
• Scleria
• Scleria reticularis

Scleria reticularis — netted nutsedge

Facts

Netted nutsedge is found on pond shores along the coastal plain. It is reasonably common in Massachusetts, but very rare in Connecticut, New Hampshire and Rhode Island.

Habitat

Shores of rivers or lakes

Characteristics

• Flowers

  Anther length

  2–4 mm

  Floral bristle color

  NA

  Floral bristle number

  0

  Floral bristle relative length

  NA

  Floral bristles

  NA

  Floral scale hairs

  there are no hairs on the floral scales

  Floral scale shape

  • the floral scales are lanceolate (widest below the middle, and tapering at both ends)
  • the floral scales are ovate (roughly egg-shaped)

  Floral scale translucent

  the floral scales are opaque

  Inflorescence bract angle

  the bracts are vertical or angled only slightly outwards

  Inflorescence bract number

  there are two to five bracts per inflorescence

  Inflorescence bract position (Sparganium)

  NA

  Inflorescence bracts

  there are at least two bracts, and they are either flat or folded or rolled in at the edges

  Inflorescence branching

  the inflorescence is branched

  Inflorescence crowding

  the inflorescence is at least somewhat spread out, with at least one branch coming from the main stem

  Inflorescence position

  • the inflorescence emerges from an axil, or most of its parts do so
  • the inflorescence is at the tip of the plant

  Inflorescence shape

  the aggregations within the inflorescence are roughly circular (not flattened) in cross-section

  Inflorescence type

  there are two or more flowers, spikes or flower clusters on a branched inflorescence

  Perianth composition

  there is no perianth on the plant

  Stamen number

  • 1
  • 2
  • 3

  Stigma number

  • 2
  • 3

  Style division

  the top two thirds of the style is divided

  floral bristle barbs

  NA

• Fruits or seeds

  Achene surface texture

  the achene has very obvious pits or depressions on it

  Achene tubercle relative width

  NA

  Achene tubercle width

  0 mm

  Capsule relative length

  NA

  Fruit cross-section

  the fruit is triangular to terete (circular) in cross-section

  Fruit length

  1.5–2 mm

  Fruit type (general)

  the fruit is like a seed, and surrounded by scales

  Fruit type (specific)

  the fruit is an achene (dry, seed-like fruit) without a tubercle (a swelling or projection, usually of a different color or texture)

  Locules in capsule

  NA

  Seed length

  0 mm

  Seed tail relative length

  0 mm

  Seed tails

  NA

  Tubercle height

  0 mm

• Growth form

  Lifespan

  the plant lives only a single year or less

  Rhizome thickness

  0 mm

  Underground organs

  there are only slender roots on the plant

• Leaves

  Auricle length

  0 mm

  Auricle texture

  NA

  Auricles

  there are no auricles on the leaf sheath

  Leaf blade cross-section

  the leaf blade is flat or rolled in at the edges

  Leaf blade length

  0–25 mm

  Leaf blade width

  1–3.5 mm

  Leaf form

  all the leaves hold their form out of water

  Leaf position on plant

  some leaf attachment points are above the midpoint of the stem

  Leaf septa

  the leaf blades do not have transverse septa

  Pedicel length (Typha)

  0 mm

  Stem leaf blade ligules

  the plant has ligules at the leaf blade bases

  Stem leaf blades

  there are fully-developed leaves with leaf blades on the main stem

• Place

  Habitat

  • aquatic
  • wetlands

  New England state

  • Connecticut
  • Massachusetts
  • New Hampshire
  • Rhode Island

  Specific habitat

  shores of rivers or lakes

• Stem, shoot, branch

  Plant height

  6–50 cm

  Stem shape in cross-section

  the stem is roughly triangular in cross-section

  Stem texture near tip

  the stem feels smooth near the tip

Wetland status

Occurs only in wetlands. (Wetland indicator code: OBL)

New England distribution and conservation status

From the dichotomous key of Flora Novae Angliae