Contains 7 accepted taxa overall.

Characteristics
Schoenoplectus (Rchb.)Palla
NAKED-STEMMED BULRUSH
Classification
POALES
Schoenoplectus
Citation
SCHOENOPLECTUS (Reichenbach) Palla, Verh. K.K. Zool.-Bot. Ges. Wien 38(Sitzungsber.): 49. 1888 , nom. cons. vs. Heleophylax Lestiboudois f. 1819, et vs. Hymenochaeta Lestiboudois f. 1819, et vs. Elytrospermum C. A. Meyer 1831.
BASIONYM: Scirpus Linnaeus, subg. Schoenoplectus Reichenbach, Icon. Fl. Germ. 8: 40. 1846.
TYPE: Schoenoplectrus lacustris (Linnaeus) Palla (Scirpus lacustris Linnaeus)
Distribution Map Present

This species have been reported in the counties highlighted.

Species
Scientific Name Common Name Herbarium Specimens Status Photos
Schoenoplectus americanus AMERICAN BULRUSH Native OBL (NWPL) OBL (DEP)
Schoenoplectus californicus GIANT BULRUSH; CALIFORNIA BULRUSH Native OBL (NWPL) OBL (DEP)
Schoenoplectus deltarum DELTA BULRUSH Native FACW (NWPL) OBL (DEP)
Schoenoplectus etuberculatus CANBY'S BULRUSH Native OBL (NWPL) OBL (DEP)
Schoenoplectus pungens THREESQUARE BULRUSH Native OBL (NWPL) OBL (DEP)
Schoenoplectus subterminalis SWAYING BULRUSH Native
Schoenoplectus tabernaemontani SOFTSTEM BULRUSH Native OBL (NWPL) OBL (DEP)
Identification Key
1.  Inflorescence pedunculate (at least partly so)
2
1.  Inflorescence sessile or subsessile
3
2.  Culms sharply trigonous; leaves 5-25, 2-6+ having blades; spikelets 10-25 mm long, 5-7 mm wide; anthers 3-3.5 mm long; achenes 3-4.5 mm long
2.  Culms terete to obscurely or bluntly trigonous; leaves 3-4, 0-2 having blades; spikelets 5-11(17) mm long, 2.5-4 mm wide; anthers 1.5-2 mm long; achenes 1.5-2.8 mm long
3
3.  Perianth with 2-4 straplike bristles, these lacerate to fimbriate, reddish
3.  Perianth with 6 bristles, these retrorsely barbed, brownish
4.  Culms 0.5-1 mm wide; leaf blades 0.2-1 mm wide; spikelets 1
4.  Culms 5-20 mm wide; leaf blades 2-9 mm wide; spikelets 1-35
5
5.  Distal leaf blade 0.5-0.9(1.5) times as long as sheath; inflorescence bract 1-6 cm long; spikelet scale notch 0.1-0.4 mm deep, the awn 0.2-0.6 mm long
5.  Distal leaf blade (0.9)1.2-3 times longer than the sheath; inflorescence bract (1)3-20 cm long; spikelet scale notch (0.3)0.5-1 mm deep, the awn 0.5-1.5(2.5) mm long
6
6.  Spikelets 3-35; distal leaf blade 0.9-1.5 times longer than the sheath; achenes 1.9-2.6 mm long; styles 2-fid
6.  Spikelets 1-5(10); distal leaf blade (1)1.5-3 times longer than the sheath; achenes (2)2.5-3.5 mm long; styles 2- or 3-fid
Genus Synonyms
Synonym Full Citation Basionym Type
Elytrospermum Elytrospermum C. A. Meyer, Mem. Acad. Imp. Sci. St.-Petersbourg Divers Savans 1: 200. 1831, nom. rej. vs. Schoenoplectus (Reichenbach) Palla 1888. TYPE: Elytrospermum californicum C. A. Meyer
Heleogiton Heleogiton Schultes, Mant. 2: 2. 1824. = Heleophylax Palisot de Beauvois ex Lestiboudois f. 1819.
Heleophylax Heleophylax Palisot de Beauvois ex Lestiboudois f., Essai Cyper. 41. 1819, nom. rej. vs. Schoenoplectus (Reichenbach) Palla 1888. TYPE: Non designatus.
Hymenochaeta Hymenochaeta Palisot de Beauvois ex Lestiboudois f., Essai Cyper. 43. 1819, nom. rej. vs. Schoenoplectus (Reichenbach) Palla 1888; et vs. Hymenochaete Léveillé 1846. TYPE: Non designatus.
Malacochaete Malacochaete Nees von Esenbeck, Linnaea 9: 292. 1834. TYPE: = Pterolepis Schrader 1821.
Pterolepis Pterolepis Schrader, Goett. Gel. Anz. 1821: 2071. 1821, nom. rej. vs. Pterolepis (de Candolle) Miquel 1839. TYPE: Pterolepis scirpioides Schrader