Contains 7 accepted taxa overall.
Characteristics
Classification
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)
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 |