| _version_ | 1866901477235097600 |
|---|---|
| author | Elliott, T. L. Muasya, A. M. |
| author_facet | Elliott, T. L. Muasya, A. M. |
| contents | <p><b>Table 4</b> Summary of key inflorescence, spikelet and nutlet characters used to differentiate species in the <i>Epischoenus</i> group. Dimensions are listed in mm and include 25th and 75th quartile values. Minimum and maximum values are given in brackets for cases where they are sufficiently different than quartile values. More detailed descriptions of characters are given under the circumscription for each species.</p><table><thead><tr><th></th><th>Primary proximal bracts with lateral extensions</th><th>Spikelet shape</th><th>Spikelet dimensions (mm)</th><th>Nutlet shape</th><th>Nutlet dimensions (mm)</th><th>Comments</th></tr></thead><tbody><tr><th><i>S. dregeanus</i></th><td>Lateral extensions: no</td><td>Linear</td><td>(6.1 <i>—</i>) 7.2 <i>—</i> 9.3 (‒11.0) £ (0.7 <i>—</i>) 1.1 <i>—</i> 1.6 (‒2.2)</td><td>Obovoid or oblong</td><td>1.6‒1.8 (‒2.3) £ 0.9‒1.0 (‒1.2)</td><td>Leaves arising from culm sheaths; linear spikelets; nutlets rough at base and apex</td></tr><tr><th><i>S. complanatus</i></th><td>Lateral extensions: yes</td><td>Linear -lanceolate to lanceolate</td><td>(6.7 <i>—</i>) 8.0 <i>—</i> 10.2 (‒12.7) £ (0.9 <i>—</i>) 1.4 <i>—</i> 1.6 (‒2.2)</td><td>Broad elliptic</td><td>(2.1‒) 2.4‒3.2 (‒3.5) £ (0.8‒) 1.2‒1.5 (‒1.8)</td><td>Plant with flat culms and leaves</td></tr><tr><th><i>S. quadrangularis</i></th><td>Lateral extensions: no</td><td>Linear -lanceolate to lanceolate</td><td>(5.7 <i>—</i>) 7.5 <i>—</i> 9.1 (‒12.0) £ (0.9 <i>—</i>) 1.1 <i>—</i> 1.6 (‒3.2)</td><td>Broad elliptic</td><td>2.5 <i>—</i> 3.1 £ 1.4</td><td>Culms quadrangular</td></tr><tr><th><i>S. selinae</i></th><td>Lateral extensions: yes</td><td>Linear -lanceolate to lanceolate</td><td>(6.4 <i>—</i>) 7.8 <i>—</i> 9.8 (‒12.0) £ (0.6 <i>—</i>) 1.1 <i>—</i> 1.5 (‒2.6)</td><td>Broad elliptic</td><td>(1.7‒) 2.1‒2.3 (‒4.2) £ 0.7‒1.1 (‒1.5)</td><td>Inflorescence with 1 or 2 spikes partially con- cealed by chartaceous extensions of primary inflorescence bracts</td></tr><tr><th><i>S. rigidus</i></th><td>Lateral extensions: yes</td><td>Linear -lanceolate to lanceolate</td><td>(5.7 <i>—</i>) 6.6 <i>—</i> 7.4 (‒8.9) £ (1.1 <i>—</i>) 1.4 <i>—</i> 1.5 (‒2.3)</td><td>Broad elliptic</td><td>2.3‒2.7 £ 1.1‒1.4</td><td>Inflorescence bracts with lateral charta- ceous extensions that cover only base of spikes; slight lateral branching of inflorescence</td></tr><tr><th><i>S. crinitus</i></th><td>Lateral extensions: no</td><td>Lanceolate</td><td>(6.3 <i>—</i>) 7.1 <i>—</i> 7.9 (‒8.3) £ (0.9 <i>—</i>) 1.2 <i>—</i> 1.7 (‒2.1)</td><td>Broad elliptic</td><td>2.9 £ 1.5</td><td>Hairy, ridged culms with few lanceolate spikelets</td></tr><tr><th><i>S. adnatus</i></th><td>Lateral extensions: no</td><td>Lanceolate to ovate</td><td>(4.5 <i>—</i>) 5.1 <i>—</i> 6.0 (‒7.4) £ (1.0 <i>—</i>) 1.4 <i>—</i> 1.7</td><td>Broad elliptic</td><td>1.7‒2.3 (‒2.7) £ 1.1‒1.4</td><td>Few spikelets per inflo- rescence; receptacle adnate to basal glume</td></tr><tr><th><i>S. gracillimus</i></th><td>Lateral extensions: no</td><td>Linear -lanceolate</td><td>(5.7 <i>—</i>) 6.5 <i>—</i> 7.2 (‒8.0) £ 0.9 <i>—</i> 1.6</td><td>Broad elliptic</td><td>2.3 £ 1.1‒1.4</td><td>Thin culms with few lin- ear-lanceolate spikelets; spikelets often pendulous</td></tr><tr><th><i>S. schonlandii</i></th><td>Lateral extensions: no</td><td>Lanceolate</td><td>(4.2 <i>—</i>) 4.8 <i>—</i> 7.1 (‒8.1) £ (0.9 <i>—</i>) 1.1 <i>—</i> 1.5 (‒2.6)</td><td>Broad elliptic</td><td>(1.4‒) 1.9‒2.2 (‒2.5) £ 0.8‒1.1</td><td>Spikelets dispersed throughout inflores- cence and linear-lanceolate; spikelet receptable not adnate to basal glume; eastern species</td></tr><tr><th><i>S. lucidus</i></th><td>Lateral extensions: no</td><td>Linear -lanceolate to lanceolate</td><td>(6.5 <i>—</i>) 8.3 <i>—</i> 10.2 (‒13.7) £ 1.3 <i>—</i> 1.7 (‒2.2)</td><td>Broad elliptic</td><td>(1.8‒) 2.2‒2.4 (‒2.5) £ 1.1‒1.4</td><td>Spikelets and parts of sheaths often with short, thick hairs; inflorescence short and congested</td></tr><tr><th><i>S. neovillosus</i></th><td>Lateral extensions: no</td><td>Linear -lanceolate to lanceolate</td><td>(6.4 <i>—</i>) 8.0 <i>—</i> 9.1 (‒10.6) £ (1.0 <i>—</i>) 1.2 <i>—</i> 1.6 (‒2.2)</td><td>Broad elliptic</td><td>2.9‒3.4 £ 1.1‒1.4 (‒1.6)</td><td>Spikelets and parts of sheaths often with long hairs; proximal rachis, primary inflorescence bracts and inflorescence relatively long</td></tr></tbody></table> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_15138233 |
| institution | Zenodo |
| language | |
| publishDate | 2020 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Table 4 in A taxonomic revision of the Epischoenus group of Schoenus (Cyperaceae, tribe Schoeneae) Elliott, T. L. Muasya, A. M. Biodiversity Taxonomy <p><b>Table 4</b> Summary of key inflorescence, spikelet and nutlet characters used to differentiate species in the <i>Epischoenus</i> group. Dimensions are listed in mm and include 25th and 75th quartile values. Minimum and maximum values are given in brackets for cases where they are sufficiently different than quartile values. More detailed descriptions of characters are given under the circumscription for each species.</p><table><thead><tr><th></th><th>Primary proximal bracts with lateral extensions</th><th>Spikelet shape</th><th>Spikelet dimensions (mm)</th><th>Nutlet shape</th><th>Nutlet dimensions (mm)</th><th>Comments</th></tr></thead><tbody><tr><th><i>S. dregeanus</i></th><td>Lateral extensions: no</td><td>Linear</td><td>(6.1 <i>—</i>) 7.2 <i>—</i> 9.3 (‒11.0) £ (0.7 <i>—</i>) 1.1 <i>—</i> 1.6 (‒2.2)</td><td>Obovoid or oblong</td><td>1.6‒1.8 (‒2.3) £ 0.9‒1.0 (‒1.2)</td><td>Leaves arising from culm sheaths; linear spikelets; nutlets rough at base and apex</td></tr><tr><th><i>S. complanatus</i></th><td>Lateral extensions: yes</td><td>Linear -lanceolate to lanceolate</td><td>(6.7 <i>—</i>) 8.0 <i>—</i> 10.2 (‒12.7) £ (0.9 <i>—</i>) 1.4 <i>—</i> 1.6 (‒2.2)</td><td>Broad elliptic</td><td>(2.1‒) 2.4‒3.2 (‒3.5) £ (0.8‒) 1.2‒1.5 (‒1.8)</td><td>Plant with flat culms and leaves</td></tr><tr><th><i>S. quadrangularis</i></th><td>Lateral extensions: no</td><td>Linear -lanceolate to lanceolate</td><td>(5.7 <i>—</i>) 7.5 <i>—</i> 9.1 (‒12.0) £ (0.9 <i>—</i>) 1.1 <i>—</i> 1.6 (‒3.2)</td><td>Broad elliptic</td><td>2.5 <i>—</i> 3.1 £ 1.4</td><td>Culms quadrangular</td></tr><tr><th><i>S. selinae</i></th><td>Lateral extensions: yes</td><td>Linear -lanceolate to lanceolate</td><td>(6.4 <i>—</i>) 7.8 <i>—</i> 9.8 (‒12.0) £ (0.6 <i>—</i>) 1.1 <i>—</i> 1.5 (‒2.6)</td><td>Broad elliptic</td><td>(1.7‒) 2.1‒2.3 (‒4.2) £ 0.7‒1.1 (‒1.5)</td><td>Inflorescence with 1 or 2 spikes partially con- cealed by chartaceous extensions of primary inflorescence bracts</td></tr><tr><th><i>S. rigidus</i></th><td>Lateral extensions: yes</td><td>Linear -lanceolate to lanceolate</td><td>(5.7 <i>—</i>) 6.6 <i>—</i> 7.4 (‒8.9) £ (1.1 <i>—</i>) 1.4 <i>—</i> 1.5 (‒2.3)</td><td>Broad elliptic</td><td>2.3‒2.7 £ 1.1‒1.4</td><td>Inflorescence bracts with lateral charta- ceous extensions that cover only base of spikes; slight lateral branching of inflorescence</td></tr><tr><th><i>S. crinitus</i></th><td>Lateral extensions: no</td><td>Lanceolate</td><td>(6.3 <i>—</i>) 7.1 <i>—</i> 7.9 (‒8.3) £ (0.9 <i>—</i>) 1.2 <i>—</i> 1.7 (‒2.1)</td><td>Broad elliptic</td><td>2.9 £ 1.5</td><td>Hairy, ridged culms with few lanceolate spikelets</td></tr><tr><th><i>S. adnatus</i></th><td>Lateral extensions: no</td><td>Lanceolate to ovate</td><td>(4.5 <i>—</i>) 5.1 <i>—</i> 6.0 (‒7.4) £ (1.0 <i>—</i>) 1.4 <i>—</i> 1.7</td><td>Broad elliptic</td><td>1.7‒2.3 (‒2.7) £ 1.1‒1.4</td><td>Few spikelets per inflo- rescence; receptacle adnate to basal glume</td></tr><tr><th><i>S. gracillimus</i></th><td>Lateral extensions: no</td><td>Linear -lanceolate</td><td>(5.7 <i>—</i>) 6.5 <i>—</i> 7.2 (‒8.0) £ 0.9 <i>—</i> 1.6</td><td>Broad elliptic</td><td>2.3 £ 1.1‒1.4</td><td>Thin culms with few lin- ear-lanceolate spikelets; spikelets often pendulous</td></tr><tr><th><i>S. schonlandii</i></th><td>Lateral extensions: no</td><td>Lanceolate</td><td>(4.2 <i>—</i>) 4.8 <i>—</i> 7.1 (‒8.1) £ (0.9 <i>—</i>) 1.1 <i>—</i> 1.5 (‒2.6)</td><td>Broad elliptic</td><td>(1.4‒) 1.9‒2.2 (‒2.5) £ 0.8‒1.1</td><td>Spikelets dispersed throughout inflores- cence and linear-lanceolate; spikelet receptable not adnate to basal glume; eastern species</td></tr><tr><th><i>S. lucidus</i></th><td>Lateral extensions: no</td><td>Linear -lanceolate to lanceolate</td><td>(6.5 <i>—</i>) 8.3 <i>—</i> 10.2 (‒13.7) £ 1.3 <i>—</i> 1.7 (‒2.2)</td><td>Broad elliptic</td><td>(1.8‒) 2.2‒2.4 (‒2.5) £ 1.1‒1.4</td><td>Spikelets and parts of sheaths often with short, thick hairs; inflorescence short and congested</td></tr><tr><th><i>S. neovillosus</i></th><td>Lateral extensions: no</td><td>Linear -lanceolate to lanceolate</td><td>(6.4 <i>—</i>) 8.0 <i>—</i> 9.1 (‒10.6) £ (1.0 <i>—</i>) 1.2 <i>—</i> 1.6 (‒2.2)</td><td>Broad elliptic</td><td>2.9‒3.4 £ 1.1‒1.4 (‒1.6)</td><td>Spikelets and parts of sheaths often with long hairs; proximal rachis, primary inflorescence bracts and inflorescence relatively long</td></tr></tbody></table> |
| title | Table 4 in A taxonomic revision of the Epischoenus group of Schoenus (Cyperaceae, tribe Schoeneae) |
| topic | Biodiversity Taxonomy |
| url | https://doi.org/10.5281/zenodo.15138233 |