Carex cryptolepis

Mackenzie

Torreya 14: 157. 1914.

Common names: Carex à écailles cachées
IllustratedEndemic
Treatment appears in FNA Volume 23. Treatment on page 525. Mentioned on page 521, 523, 524.

Plants cespitose. Culms straight, 10–50 cm, tallest ones 25–50 cm. Leaves of flowering-stems usually shorter than culms, 5–20 cm × 1.5–2.9 mm; ligules on distal cauline leaves truncate or rounded. Inflorescences: peduncles of terminal staminate spikes 0.5–8 mm, 0.2–0.5 length of staminate spikes; bracts to 20 cm × 1.1–2.9 mm, 1.5–4 times as long as inflorescences; inner band of sheaths concave or truncate. Spikes: proximal pistillate spikes (1–) 2–5, approximate, subsessile or short-pedunculate, globose to elliptic, 8.5–19.9 × 4.1–9.8 mm; terminal staminate spikes pedunculate, 12–21 × 1.3–2.7 mm. Scales: pistillate scales yellowish green, inconspicuous among perigynia, 1.7–2.6 × 0.8–1.2 mm; staminate scales yellowish green, ovate, 2.9–4.4 × 0.8–1.6 mm, apex obtuse or acute to acuminate. Anthers 1.1–2.9 mm. Perigynia reflexed, yellowish green, 3.5–4.8 × 1.1–1.7 mm, apex gradually narrowed; beak 1.4–2.5 mm, forming an angle of 13–48° with body, smooth. Achenes 1.2–1.5 × 1–1.2 mm. 2n = 64.


Phenology: Fruiting Jun–Aug.
Habitat: Acidic, sandy or organic substrates on open, emergent shorelines, not found on lime-rich soils
Elevation: 0–500 m

Distribution

V23 981-distribution-map.jpg

N.B., Nfld. and Labr., N.S., Ont., Que., Conn., Ind., Maine, Mass., Mich., Minn., N.H., N.J., N.Y., Ohio, R.I., Vt., Wis.

Discussion

The name Carex flava var. fertilis Peck has been misapplied to C. cryptolepis.

Selected References

None.

Lower Taxa

None.

No values specified."/10" is not declared as a valid unit of measurement for this property."lengthofstaminatespikes" is not declared as a valid unit of measurement for this property. "lengthofstaminatespikes" is not declared as a valid unit of measurement for this property.

... more about "Carex cryptolepis"
0.12 cm1.2 mm <br />0.0012 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
trigonous +
smaller +
1mm;1.2mm +
0.11 cm1.1 mm <br />0.0011 m <br /> (0.29 cm2.9 mm <br />0.0029 m <br />) +
, +  and contracted +
William J. Crins +
Mackenzie +
shortened +
tapering +  and rounded +
bidentate +
0.14 cm1.4 mm <br />0.0014 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
v--shaped +  and septate-nodulose +
0mm;20mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
0.11 cm1.1 mm <br />0.0011 m <br /> (0.29 cm2.9 mm <br />0.0029 m <br />) +
parallel +  and divergent +
terete +, rolled +  and plicate +
Carex à écailles cachées +
straight +
round +  and trigonous +
tallest +
25 cm250 mm <br />0.25 m <br /> (50 cm500 mm <br />0.5 m <br />) +
rounded +  and truncate +
N.B. +, Nfld. and Labr. +, N.S. +, Ont. +, Que. +, Conn. +, Ind. +, Maine +, Mass. +, Mich. +, Minn. +, N.H. +, N.J. +, N.Y. +, Ohio +, R.I. +, Vt. +  and Wis. +
0–500 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Acidic, sandy or organic substrates on open, emergent shorelines, not found on lime-rich soils +
truncate +  and concave +
prophyllate +  and pedunculate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
5cm +  and 20cm +
basal +  and cauline +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.29 cm2.9 mm <br />0.0029 m <br />) +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
with (1-)3-6(-30) bristles and/or scales +
yellowish green +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.48 cm4.8 mm <br />0.0048 m <br />) +
0.11 cm1.1 mm <br />0.0011 m <br /> (0.17 cm1.7 mm <br />0.0017 m <br />) +
Fruiting Jun–Aug. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
rounded-trigonous +, ovoid +, , +  and obovoid +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
long-sheathing +  and leaflike +
cuspidate +  and acute +
adventitious +
staminate +  and pistillate +
yellowish green +
0.29 cm2.9 mm <br />0.0029 m <br /> (0.44 cm4.4 mm <br />0.0044 m <br />) +
basal +  and proximal +
inconspicuous +
0.8mm;1.6mm +
cylindric +
Illustrated +  and Endemic +
short-pedunculate +, subsessile +  and pistillate +
approximate +
0.85 cm8.5 mm <br />0.0085 m <br /> (1.99 cm19.9 mm <br />0.0199 m <br />) +
globose;elliptic +
0.41 cm4.1 mm <br />0.0041 m <br /> (0.98 cm9.8 mm <br />0.0098 m <br />) +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex cryptolepis +
Carex sect. Ceratocystis +
species +
pedunculate +  and staminate +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.27 cm2.7 mm <br />0.0027 m <br />) +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
plant +  and cespitose +