Carex picta Steud.

Boott's sedge (en)

Species

Angiosperms > Poales > Cyperaceae > Carex

Characteristics

Dioecious; stems 1–3 dm, cespitose from stout woody rhizomes, much shorter than the lvs; main lvs 3–5 mm wide; spike 1, linear, 2–4 cm, the basal scales usually sterile and somewhat elongate, the flowering scales usually purple with paler midnerve and narrow hyaline margins, the uppermost often short-cuspidate; perigynia narrowly oblong-obovoid, 3-angled, many-nerved, 4–5 mm, a third as wide, yellowish-green or suffused with purple, acute, hairy distally; achene 3–4 mm, filling the perigynium; no rachilla. Dry woods; s. Ind., Tenn., Ala., and La.; fl Mar., Apr.
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Culms 12–35 cm. Proximal leaf blades green, 25–40 cm × 2–4.5 mm, smooth abaxially, scabrid adaxially. Inflorescences with staminate and pistillate flowers on different plants; spike 1, unisexual; pistillate spikes 30–80 × 2.5–6 mm; staminate spikes 20–50 × 4–6 mm. Pistillate scales obovate-oblong, 5.5–6.5 × 2.3–2.8 mm, proximal ones cuspidate, distal ones acuminate, awned. Staminate scales obovate-oblong, 6–7 × 1.2–3 mm, apex acuminate to cuspidate. Perigynia yellow-green, 3.5–5.5 × 1.3–1.7 mm, apex acute, sparsely pubescent towards black apex, beakless.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.15 - 0.35
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Carex picta world distribution map, present in Åland Islands and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:301578-1
WFO ID wfo-0000350042
COL ID RB65
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Carex picta Carex boottiana