Carex tribuloides var. sangamonensis

Clokey

Rhodora 21: 84. 1919.

Illustrated
Treatment appears in FNA Volume 23.

Leaf-blades (2–) 3–4.5 mm wide at widest. Perigynia ovate-elliptic, 3–4 × 1.1–1.7 mm, 2.2–2.8 (–3) times as long as wide, margin flat, including wing 0.2–0.5 mm wide.


Phenology: Fruiting early–mid summer.
Habitat: Open floodplain forests, moist to wet grasslands, ditches, stream banks, wet thickets
Elevation: 20–600 m

Distribution

V23 638-distribution-map.jpg

Ala., Ark., Ga., Ill., Ind., Kans., Ky., La., Miss., Mo., Ohio, Okla., S.C., Tenn., Tex., Mexico (Veracruz)

Discussion

Selected References

None.

Lower Taxa

None.

"+timesaslongasinflorescences" is not declared as a valid unit of measurement for this property.

biconvex +
smaller +
0.3mm +  and 0.5mm +
bidentatate +
papillose +
white-hyaline +
triangular +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Joy Mastrogiuseppe +, Paul E. Rothrock +, A. C. Dibble +  and A. A. Reznicek +
Clokey +
shortened +
persistent +
rounded +  and tapered +
not enlarged +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
15 cm150 mm <br />0.15 m <br /> (40 cm400 mm <br />0.4 m <br />) +
4 (?) +  and 10 (?) +
v--shaped +
3mm;7mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
fertile +  and vegetative +
round +  and trigonous +
50 cm500 mm <br />0.5 m <br /> (110 cm1,100 mm <br />1.1 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Ala. +, Ark. +, Ga. +, Ill. +, Ind. +, Kans. +, Ky. +, La. +, Miss. +, Mo. +, Ohio +, Okla. +, S.C. +, Tenn. +, Tex. +  and Mexico (Veracruz) +
20–600 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Open floodplain forests, moist to wet grasslands, ditches, stream banks, wet thickets +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
not prophyllate +, sessile +  and pistillate +
0.3 cm3 mm <br />0.003 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
basal +  and cauline +
golden +  and dark-brown hyaline +
0.2mm +  and 0.5mm +
with (1-)3-6(-30) bristles and/or scales +
2-4-veined +  and 3-6-veined +
pale green +  and pale-brown +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
appressed-ascending +  and ascending +
0.3mm +  and 0.5mm +
0.11 cm1.1 mm <br />0.0011 m <br /> (0.17 cm1.7 mm <br />0.0017 m <br />) +
Fruiting early–mid summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
1 cm10 mm <br />0.01 m <br /> (8 cm80 mm <br />0.08 m <br />) +
1 cm10 mm <br />0.01 m <br /> (?) +
0.2 cm2 mm <br />0.002 m <br /> (2 cm20 mm <br />0.02 m <br />) +
adventitious +
0.19 cm1.9 mm <br />0.0019 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
brown +, pale silvery +  and white-hyaline +
basal +  and proximal +
lanceolate +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
herbaceous +  and membranous +
not differentiated +
wing-angled +
expanded +
Illustrated +
overlapping +
1.2 cm12 mm <br />0.012 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
distinct +
0.6 cm6 mm <br />0.006 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
ovoid-oblong;globose +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +  and persistent +
2-3(-4)-fid +
prolonged +
u--shaped +
Carex tribuloides var. sangamonensis +
Carex tribuloides +
variety +
plant +  and cespitose +