Carex viridula subsp. brachyrrhyncha

(Celakovský) B. Schmid

Watsonia 14: 317. 1983.

Common names: Long-stalked yellow sedge
Illustrated
Basionym: Carex flava subsp. brachyrrhycha Celakovský Prodr. Fl. Böhmen. 1: 71. 1867
Treatment appears in FNA Volume 23. Treatment on page 527. Mentioned on page 521, 526.
Revision as of 01:19, 30 July 2020 by imported>Volume Importer
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Culms 2–4.5 cm. Leaves of flowering-stems thickened, recurved, shorter to equaling culms, to 3 cm × 1.6–3.5 mm ligules of distal cauline leaves usually obsolete. Inflorescences: proximal pistillate spikes 1–3, contiguous or slightly separate, globose or elliptic, 4–5.5 mm wide; terminal staminate spikes short or long-pedunculate, 5.1–6.1 × 1.6–2.1 mm. Perigynia dark green to yellowish green, 2.3–2.8 × 1.3–1.5 mm, apex abruptly narrowed into a scabrous or smooth, reflexed beak; beak 0.4–2.1 mm, forming an angle of 5–28° with body. Achenes 1.2–1.4 × 0.9–1 mm.

Discussion

Varieties 2 (2 in the flora).

Selected References

None.

Lower Taxa

None.

Key

1 Perigynia (2.7–)3.2–4.5 mm; culms to 85 cm; peduncle of staminate spike to 25 mm; North America and Europe. Carex viridula var. elatior
1 Perigynia 2.3–2.8 mm; culms to 5 cm; peduncle of staminate staminate spike to 4 mm; North America. Carex viridula var. saxilittoralis

"shortened" is not a number.

0.12 cm1.2 mm <br />0.0012 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
trigonous +
smaller +
0.9mm;1mm +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.31 cm3.1 mm <br />0.0031 m <br />) +
, +  and contracted +
narrowed +
William J. Crins +
(Celakovský) B. Schmid +
tapering +  and rounded +
Carex flava subsp. brachyrrhycha +
straight +
bidentate +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.21 cm2.1 mm <br />0.0021 m <br />) +
v--shaped +  and septate-nodulose +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
0 cm0 mm <br />0 m <br /> (18 cm180 mm <br />0.18 m <br />) +
ascending +  and appressed +
scale-like +  and leaflike +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.34 cm3.4 mm <br />0.0034 m <br />) +
parallel +  and divergent +
terete +, rolled +  and plicate +
Long-stalked yellow sedge +
arcuate +  and straight +
round +  and trigonous +
2 cm20 mm <br />0.02 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
North America +  and Europe +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
truncate +  and concave +
prophyllate +  and pedunculate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
0 cm0 mm <br />0 m <br /> (?) +  and 3 cm30 mm <br />0.03 m <br /> (?) +
basal +  and cauline +
0.16 cm1.6 mm <br />0.0016 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
pale hyaline +, hyaline +  and pale +
0 cm0 mm <br />0 m <br /> (2.8 cm28 mm <br />0.028 m <br />) +
with (1-)3-6(-30) bristles and/or scales +
dark green +  and yellowish green +
0.23 cm2.3 mm <br />0.0023 m <br /> (0.28 cm2.8 mm <br />0.0028 m <br />) +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
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 +
short-pedunculate +  and sessile +
0.4 cm4 mm <br />0.004 m <br /> (1.75 cm17.5 mm <br />0.0175 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
adventitious +
staminate +  and pistillate +
reddish-brown +  and pale-brown +
basal +  and proximal +
lanceolate;ovate +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
cylindric +
Illustrated +
separate +  and contiguous +
elliptic;globose +
0.4 cm4 mm <br />0.004 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex viridula subsp. brachyrrhyncha +
Carex viridula +
subspecies +
long-pedunculate +  and staminate +
0.16 cm1.6 mm <br />0.0016 m <br /> (0.21 cm2.1 mm <br />0.0021 m <br />) +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
plant +  and cespitose +