Carex macrocephala
Syst. Veg. 3: 808. 1826.
Illustrated
Synonyms: Carex anthericoides J. Presl & C. Presl
Treatment appears in FNA Volume 23. Treatment on page 308.
Revision as of 01:51, 30 July 2020 by imported>Volume Importer
Culms sharply angled, at least 1 angle serrulate distally, 10–35 cm. Inflorescences with pistillate heads 2.5–5 cm wide; proximal spikes ascending-spreading to spreading. Pistillate scales reddish to brown with green or gold center, sometimes with distal margins white or pale gold, 0.1–0.3 (–0.5) mm wide, apex short-tapered with awn to 1.2–4 mm. Anthers 2.5–5 mm. Perigynia ascending to ascending-spreading, sometimes spreading, with deeply erose wings 0.7–1.7 mm wide, base cordate; beak ± straight, 6.5–9 mm from apex to achene, apex notched 0.7–1.5 mm adaxially. Achenes 3–4.5 × 2.3–3 mm. 2n = 74, 78.
Phenology: Fruiting spring–summer.
Habitat: Sandy beaches along seacoasts, sounds, bays, and inlets, especially on dunes
Elevation: 0 m
Distribution
B.C., Alaska, Oreg., Wash., Asia [Japan, Russian Far East (Kamchatka) to n China]
Discussion
Selected References
None.
Lower Taxa
None.
"shortened" is not a number.
... more about "Carex macrocephala"
rounded-trigonous +
smaller +
2.3mm;3mm +
serrulate +
basifixed +
glabrous +
notched;short-tapered +
fibrous +
cordate +
straight +
absent +
v--shaped +
leaflike +
1;many +
2;3 +
gold;green +
brown +
angled +
0.1mm;0.3mm +
basal +
abundant +
single +
unisexual +
pistillate +
Present +
capitate +
paniculate +
pseudoumbel +
modified +
absent +
serrulate-winged +
fused +
distinct +
arranged +
falling +
absent +
with (1-)3-6(-30) bristles and/or scales +
thin +
2-3(-4)-carpellate +
fused +
pistillate +
subtending +
sheathless +
thread-like;leaflike +
pistillate +
Syst. Veg. +
1826 +
arranged +
adventitious +
fibrous +
pistillate +
1;0;1 +
fertile +
2-keeled +
membranous +
cylindric +
Illustrated +
separated +
single +
androgynous +
1-flowered +
distinct +
papillate +
undivided +
deciduous +
2-3(-4)-fid +
Carex macrocephala +
Carex sect. Macrocephalae +
species +
free +
thin +
spongy +
rhizomatous +
perennial +
glabrous +