Flora of North America species comparison

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Cyperus fuligineus

limestone flatsedge
Habit Herbs, perennial, cespitose, rhizomatous.
Culms

trigonous, 7–30 cm × 0.5–1 mm, glabrous.
Leaves

V-shaped to flat, 5–20 cm × 1–2.5 mm.
Inflorescences

spike hemispheric, 7–20 mm wide;

rays absent;

rachis 1–3 mm;

bracts 2–3, reflexed, flat, 5–12 cm × 1–2 mm;

rachilla deciduous, wings 0.2 mm wide.
Spikelets

30–50, compressed, oblong-lanceoloid, 4–10 × 1.7–2.3 mm;

floral scales deciduous, 5–12, dark reddish brown, laterally 3–5-ribbed, ovate, 1.5–2.2 × 1–1.6 mm, apex with mucro 0.1–0.2 mm.
Flowers

anthers 0.4–0.6 mm;

styles 0.4–0.6 mm;

stigmas 1–2 mm.
Achenes

black, sessile, narrowly ellipsoid, 1–1.2 × 0.5–0.6 mm, apex obtuse, apiculate, glabrous, puncticulate, or papillose.

Cyperus fuligineus
Phenology Fruiting spring–summer.
Habitat Coastal rocks, exposed limestone in hammocks and edges of mangrove swamps
Elevation 0–10 m (0–0 ft)
Distribution
from FNA
FL; West Indies
[BONAP county map]
Source FNA vol. 23, p. 175.
Parent taxa Cyperaceae > Cyperus > subg. Cyperus
Sibling taxa
C. acuminatus, C. aggregatus, C. alopecuroides, C. amabilis, C. articulatus, C. bipartitus, C. cephalanthus, C. compressus, C. croceus, C. cuspidatus, C. dentatus, C. dentoniae, C. diandrus, C. difformis, C. digitatus, C. dipsaceus, C. distans, C. distinctus, C. drummondii, C. echinatus, C. elegans, C. entrerianus, C. eragrostis, C. erythrorhizos, C. esculentus, C. fendlerianus, C. filicinus, C. filiculmis, C. filiformis, C. flavescens, C. flavicomus, C. floribundus, C. fugax, C. fuscus, C. giganteus, C. gracilis, C. granitophilus, C. grayi, C. grayoides, C. haspan, C. hermaphroditus, C. houghtonii, C. hypopitys, C. hystricinus, C. involucratus, C. iria, C. laevigatus, C. lancastriensis, C. lanceolatus, C. lecontei, C. lentiginosus, C. ligularis, C. lupulinus, C. manimae, C. microiria, C. mutisii, C. niger, C. ochraceus, C. odoratus, C. onerosus, C. ovatus, C. owanii, C. oxylepis, C. pallidicolor, C. papyrus, C. parishii, C. pilosus, C. planifolius, C. plukenetii, C. polystachyos, C. prolifer, C. prolixus, C. pseudothyrsiflorus, C. pseudovegetus, C. pumilus, C. reflexus, C. refractus, C. retroflexus, C. retrofractus, C. retrorsus, C. rotundus, C. sanguinolentus, C. schweinitzii, C. serotinus, C. seslerioides, C. setigerus, C. spectabilis, C. sphacelatus, C. sphaerolepis, C. squarrosus, C. strigosus, C. surinamensis, C. tetragonus, C. thyrsiflorus, C. virens
Name authority Chapman: Fl. South. U.S., 511. (1860)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Apiaceae, Boraginaceae, and Polemoniaceae.)

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