Your search found 102 image(s) illustrating the term "culm." For a written explanation, click on "culm" in the Glossary.
PAGE 1 PAGE 2
To see larger pictures, click or hover over the thumbnails.
To go to the plant's detail page, click its name.
Deer-tongue Witchgrass,
Dichanthelium clandestinum
Vernal culms in large dense clumps, 70-150cm tall, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
Deer-tongue Witchgrass,
Dichanthelium clandestinum
Autumnal culms erect or leaning, the branches leafy, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
Bosc's Witchgrass,
Dichanthelium boscii
Culms 40-70cm tall, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
Bosc's Witchgrass,
Dichanthelium boscii
Var. molle difers in its velvety blades and downy-villous culms and sheaths, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
Carolina Jointgrass,
Mnesithea cylindrica
Culms round in cross-section, per Weakley's Flora (2023).
Bent-awn Plumegrass,
Erianthus contortus
Culms 1-2m tall, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
Sugarcane Plumegrass,
Erianthus giganteus
Culms to 4m tall, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Florida Bluestem,
Andropogon floridanus
Culms often stout, 1-1.8m tall, upper 1/3-1/2 bearing long slender branches, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
Yellow Indiangrass,
Sorghastrum nutans
Culms 1-2.5m tall from short, scaly rhizomes, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
Elliot's Indiangrass,
Sorghastrum elliottii
Culms more slender than S. nutans, without rhizomes, blades narrower, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
Many-flowered Flatsedge,
Cyperus lancastriensis
Short rhizomes scarcely visible between culm bases. Culms basally cormlike, per Flora of North America.
Squarestem Spikerush,
Eleocharis quadrangulata
Culm appears unjointed, sharply 3-4-angled when fresh [bonus: Calico Pennant!], per Weakley's Flora.
Canada spikesedge,
Eleocharis geniculata
Culms producing at least some fertile spikelets, per Weakley's Flora (2015).
Canada spikesedge,
Eleocharis geniculata
Spike abruptly expanded from the culm, > 2x thick as culm immediately below, per Weakley's Flora (2015).
Broadleaf Whitetop Sedge,
Rhynchospora latifolia
Culms 30-70cm tall, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Narrowleaf Whitetop Sedge,
Rhynchospora colorata
Culms 10-50cm tall, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Densetuft Hairsedge,
Bulbostylis capillaris ssp. capillaris
Frequently with a mixture of long and very short culms, the short nearly hidden among the leaves, per Weakley's Flora (2023).
Ware's Hairsedge,
Bulbostylis warei
Leaves 1/2 length of culms; blades narrowly linear, 0.7-1mm wide, per Flora of North America.
Deerhair Bulrush,
Trichophorum cespitosum
Culms terete or nearly so, smooth, per Weakley's Flora.
Deerhair Bulrush,
Trichophorum cespitosum
Culms 20-50cm tall, densely ribbed. Blades absent or to 1cm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Keeled Bulrush,
Isolepis carinata
Culms 6-20cm tall, coarsely ribbed. Blades to 20cm long, 0.5-1mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Leafy Bulrush,
Scirpus polyphyllus
Leaves primarily cauline, more than 10 per culm, to 2dm long, 4-9mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Roughseed Bulrush,
Schoenoplectiella mucronata
Main involucral bract appears to be culm (inflorescence thus appearing lateral, per Weakley's Flora.
Millet Beaksedge,
Rhynchospora miliacea
Leaves exceeded by culms, blades flat, 4-7(-10)mm wide, per Flora of North America.
Few-flowered Nutrush,
Scleria oligantha
Culms usually in tufts, erect, slender, sometimes appearing weak, per Flora of North America.
Broad-leaved Hairy Nutrush,
Scleria ciliata var. elliottii
Culms stout, pubescent or ciliate. Lvs 3.5-7 mm wide. Bracts densely ciliate, per Flora of North America.
Fraser's Sedge,
Carex fraseriana
Culms compressed or terete, per Flora of North America.
Low Woodland Sedge,
Carex socialis
Culms arise scattered along creeping rhizomes [not in tight clumps], per Weakley's Flora (2020).
Cypress-knee Sedge,
Carex decomposita
Large, dense tussocks with long flowering stems (culms) that arch outward, per Vascular Plants of North Carolina.
Prickly Bog Sedge,
Carex atlantica
Leaf blades 1.5-3mm wide. Spikes more than 1 per culm, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Parasol Sedge,
Carex umbellata
Culms [flowering stems] 1.5-10cm tall, hidden among the leaves, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Shaved Sedge,
Carex tonsa
Culms hidden among the leaves, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Black-edged Sedge,
Carex nigromarginata
Leaf blades green, greatly exceeding culms, 1.4-4mm wide, per Flora of North America.
Appalachian Woodland Sedge,
Carex austrolucorum
Widest leaf 1.3-2.3 (-3.7) mm wide; culm nearly smooth, per Weakley's Flora (2022).
Wood's Sedge,
Carex woodii
Culms [flowering stems] slender, 30-50cm tall. Leaf blades 1.5-2mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Thicket Sedge,
Carex abscondita
Leaf blades dark green to grayish blue-green, usually exceeding culms, per Flora of North America.
Broad Loose-flowered Sedge,
Carex laxiflora
Culms 30-50cm tall, narrowly wing-angled. Blades 2.5-15mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Bladder Sedge,
Carex intumescens var. intumescens
Culms 30-60cm tall; blades 2-6mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Longstalk Sedge,
Carex pedunculata var. pedunculata
Leaf blades equaling or mostly exceeding culms, 1.4-4 mm wide, thick, margins smooth or scabrous, per Flora of North America.
Soft Rush,
Juncus effusus ssp. solutus
Rhizomes short-branched, in distinct often large clumps. Culms erect, terete, per Flora of North America.
Leathery Rush,
Juncus coriaceus
Inflorescence bract erect, as if culm continuation (infl. appearing lateral), per Weakley's Flora.
Tapertip Rush,
Juncus acuminatus
Perennial, cespitose, not rhizomatous. Culms erect, terete, smooth, per Flora of North America.