Table 1 in Clonal mechanisms that matter in Agave fourcroydes and A. sisalana invasions in drylands: implications for their management

<p><b>Table 1.</b> Sampling goals, work stages and summary of data collected.</p><table><tbody><tr><th>Sampling goal</th><th>Phenology of flowering and bulbils and production of basal shoots</th><th>Estimation of bulbil production*</th><th>Estimation of shoot production from rhizomes</th><th>Estimation of rooting rates of bulbils under natural conditions</th><th>Estimation of the rooting rates of bulbils in experimental plots (greenhouse and natural conditions)*</th><th>Phenology of shoots production and rate of establishment of new individuals (rooted bulbils vs shoots from rhizomes)</th></tr></tbody><tbody><tr><th>Sampling unit</th><td>60 individuals (30 from Agave fourcroydes and 30 from | <i>A. sisalana</i>)</td><td>60 individuals (30 from Agave fourcroydes and 30 from <i>A. sisalana</i>)</td><td>8 individuals (4 from Agave fourcroydes, 4 from <i>A. sisalana</i>)</td><td>1,184 bulbils (582 from Agave fourcroydes, 602 from <i>A. sisalana</i>; 590 from early fall, 594 from late fall)</td><td>1,440 bulbils, 24 <i>from each of 60</i> individuals (30 from <i>Agave fourcroydes</i>, and 30 from <i>A. sisalana</i>)</td><td>10 plots 10 &times; 10 m</td></tr><tr><th>Monitored individual nature</th><td>Reproductive individuals with incipient floral scapes emerging from the rosette</td><td>Reproductive individuals with floral scapes at the stage of maximum bulbils production</td><td>Juvenile, i.e., prominent but not reproductive individuals</td><td>Mature bulbils fallen from the floral scapes</td><td>Mature bulbils fallen from the floral scapes</td><td>New young individuals</td></tr><tr><th>Traits measured</th><td>Height and</td><td>Height and</td><td>Number of</td><td>Height (cm)</td><td>Height (cm)</td><td>Origin: from</td></tr><tr><td>diameter of the rosette (cm) Height and</td><td>diameter of the rosette (cm) Height and</td><td>rhizomes Number of emerged shoots</td><td>Diameter (cm) Number of leaves</td><td>Diameter (cm) Number of leaves</td><td>rhizomes or rooted bulbils Presence of</td></tr><tr><td>diameter of the floral scape (cm)</td><td>diameter of the floral scape (cm)</td><td>from rhizomes</td><td>Number of preformed roots</td><td>Number of preformed roots</td><td>contractile roots</td></tr><tr><td>Number of scape branches</td><td>Number of bulbils by scape branches</td><td></td><td>Position (vertical or horizontal)</td><td>Rooted</td><td></td></tr><tr><td>% of branches with floral buds</td><td>Number of fallen bulbils</td><td></td><td>Buried or not</td><td></td><td></td></tr><tr><td>% of branches with flowers</td><td></td><td></td><td>Rooted</td><td></td><td></td></tr><tr><th>% of branches with bulbils</th></tr><tr><th>% of branches with fruits</th></tr><tr><th>% of branches with fallen bulbils</th></tr><tr><th>Number of basal shoots (born directly from the rosette)</th></tr><tr><th>Monitoring dates and frequency</th><td>February 2015&ndash; May 2016 (monthly)</td><td>October 2015</td><td>May&ndash;July 2015</td><td>October 2015&ndash; October 2016 (monthly)</td><td>January 2016&ndash; May 2016</td><td>February 2015&ndash; February 2016 (monthly)</td></tr></tbody></table><p>* The individuals selected for these two studies were the same.</p>