Table 1 in A recircumscription of Jacobsenia (Aizoaceae): Re-instating Drosanthemopsis, with two new quartz-endemics from Namaqualand, South Africa and sinking Knersia *

<p><b>Table 1</b> Comparative list of taxonomically important characters in <i>Jacobsenia</i>, <i>Knersia</i> and <i>Drosanthemopsis</i>.</p><table><tbody><tr><th></th><th><i>Jacobsenia</i> clade</th><th><i>Drosanthemopsis</i> clade</th><th></th><th></th><th></th></tr></tbody><tbody><tr><th></th><td><i>Jacobsenia</i></td><td><i>Knersia</i> (= <i>Drosanthemum</i> <i>diversifolium</i>)</td><td><i>Drosanthemopsis bella</i> <i>sp. nov.</i> 1</td><td><i>Drosanthemopsis vaginata</i> <i>(= Jacobsenia vaginata)</i></td><td><i>Drosanthemopsis kwaganapensis</i> <i>sp. nov.</i> 2</td></tr><tr><th><i>Growth form</i></th><td></td><td></td><td></td><td></td><td></td></tr><tr><th>Habit</th><td>Shrubby and erect or compact</td><td>Shrubby and erect</td><td>Compact, mat-forming</td><td>Compact, mat-forming</td><td>Compact</td></tr><tr><th>Long and short shoots</th><td>Present or no clear distinction</td><td>Present</td><td>No clear distinction</td><td>No clear distinction</td><td>No clear distinction</td></tr><tr><th>Leaves</th><td></td><td></td><td></td><td></td><td></td></tr><tr><th>Leaf pairs</th><td>Often slightly anisophyllous</td><td>Isophyllous</td><td>Isophyllous</td><td>Isophyllous</td><td>Isophyllous</td></tr><tr><th>Colour</th><td>Bright green</td><td>Dirty green, often suffused with red</td><td>Light green, often suffused with red</td><td>Gray</td><td>Dirty green</td></tr><tr><th>Shape</th><td>Terete or slightly keeled</td><td>Trigonous and slightly keeled towards apex</td><td>Trigonous and slightly keeled towards apex</td><td>Trigonous and distinctly keeled towards apex</td><td>Trigonous and slightly keeled towards apex</td></tr><tr><th>Extent of fusion towards bases</th><td>Shortly fused</td><td>Not fused</td><td>Shortly fused</td><td>Distinctly fused into sheath for about lower 1/3</td><td>Distinctly fused into sheath for about lower 1/3</td></tr><tr><th>Bladder cells</th><td></td><td></td><td></td><td></td><td></td></tr><tr><th>Diameter surface</th><td>0.08&ndash;0.1 Smooth or with a central spike</td><td>0.2&ndash;0.3 mm With antler-like protrusions</td><td>0.2&ndash;0.3 mm With antler-like protrusions</td><td>0.075&ndash;0.1 mm With antler-like protrusions</td><td>0.075&ndash;0.1 mm With antler-like protrusions</td></tr><tr><th><i>Flower</i></th><td></td><td></td><td></td><td></td><td></td></tr><tr><th>Diameter</th><td>53&ndash;85 mm</td><td>30&ndash;45 mm</td><td>30&ndash;40 mm</td><td>30&ndash;40 mm</td><td>30&ndash;35 mm</td></tr><tr><th>Sepals</th><td>5 or 6</td><td>6</td><td>6</td><td>6 (&ndash;8)</td><td>unknown</td></tr><tr><th>Carpels</th><td>5 or 6 (&ndash;8)</td><td>6</td><td>6</td><td>6&ndash;13</td><td>7&ndash;8</td></tr><tr><th>Filamentous Staminodes</th><td>Absent</td><td>Absent</td><td>Absent</td><td>Absent</td><td>Absent</td></tr><tr><th>Colour</th><td>White or lemon</td><td>White to deep</td><td>White, pink or pink</td><td>White</td><td>White</td></tr><tr><th></th><td>yellow</td><td>pink</td><td>with white centre</td><td></td><td></td></tr><tr><th>Fruit</th><td></td><td></td><td></td><td></td><td></td></tr><tr><th>Borderline expanding sheet/keel</th><td>Indistinct</td><td>Distinct</td><td>Distinct</td><td>Distinct</td><td>Distinct</td></tr><tr><th>Closing bodies</th><td>Absent</td><td>Present</td><td>Infrequently formed</td><td>Absent</td><td>Absent</td></tr><tr><th>Locules</th><td>5 or 6 (&ndash;8)</td><td>6</td><td>6</td><td>6&ndash;13</td><td>7&ndash;8</td></tr></tbody></table>