Contains 5 accepted taxa overall.
Characteristics
Classification
Citation
BULBOSTYLIS Kunth, Enum. Pl. 2: 205. 1837, nom. cons. vs. Bulbostylis C. Steven 1817, et vs. Bulbostylis de Candolle 1836, et vs. Nemum Desvaux ex Hamilton 1825.
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TYPE: Bulbostylis capillaris (Linnaeus) C. Clarke, typ. cons. (Scirpus capillaris Linnaeus)
Species
| Scientific Name | Common Name | Herbarium Specimens | Status | Photos |
|---|---|---|---|---|
| Bulbostylis barbata | WATERGRASS | Not Native FAC (NWPL) | ||
| Bulbostylis capillaris | DENSETUFT HAIRSEDGE | Native FAC (NWPL) | ||
| Bulbostylis ciliatifolia | CAPILLARY HAIRSEDGE | Native FAC (NWPL) | ||
| Bulbostylis stenophylla | SANDYFIELD HAIRSEDGE | Native FACU (NWPL) | ||
| Bulbostylis warei | WARE'S HAIRSEDGE | Native FACU (NWPL) |
Identification Key
1. Spikelets pedcunculate, at least some
2
1. Spikelets sessile to subsessile
4
2. Achene yellowish to pale brown, rugose
2. Achene waxy gray, papillate
3
3. Plants annual, 10-20(30) cm tall; scapes mostly 0.5 mm wide; inflorescence mostly simple, open; longest involucral bract shorter than inflorescence; spikelets mostly dark red-brown or dull brown
3. Plants perennial, 15-40 cm tall; scapes mostly 0.5-0.7 mm wide; inflorescence mostly compound, open or dense; proximalmost involucral bract longer than inflorescence; spikelets red brown or pale brown
4. Inflorescence bracts few, inconspicuous, longest usually not exceeding the spikelets; spikelets red, red-brown, or dull brown; achene 0.5-0.6 mm long, finely reticulate
4. Inflorescence bracts numerous, conspicuous, longest much exceeding the spikelets; spikelets pale or greenish or tan; achene 1-1.2 mm long, transversely rugose or rugulose
5
5. Annual, to 20 cm tall; inflorescence bracts with scarious, entire border gradually narrowing to blade; anthers 1, 0.5 mm long
5. Perennial, to 50 cm tall; inflorescence bracts with broad, scarious, strongly pectinate-fimbriate sheath border abruptly narrowing to blade; anthers 3, 3 mm long
Genus Synonyms
| Synonym | Full Citation | Basionym | Type |
|---|---|---|---|
| Nemum | Nemum Desvaux ex Hamilton, Prodr. Pl. Ind. Occ. 13. 1825, nom. rej. vs. Bulbostylis Kunth 1837. | TYPE: Nemum spadiceum (Lamarck) Desvaux ex Hamilton (Eriocaulon spadiceum Lamarck) | |
| Oncostylis | Oncostylis Martius ex Nees von Esenbeck, in Martius, Fl. Bras. 2(1): 80. 1842. | TYPE: Non designatus. | |
| Stenophyllus | Stenophyllus Rafinesque, Neogenyton 4. 1825, nom. rej. vs. Bulbostylis Kunth 1837. | TYPE: Stenophyllus cespitosus Rafinesque (Scirpus stenophyllus Elliott) |