Table I.
Some body parameters of representative ucu mutants
Values are means of at least 20 measurements ± SD. Lengths and widths are indicated in millimeters, and weights are indicated in milligrams.
| Body parameters | Ler | ucu1-2/ucu1-2 | ucu2-1/ucu2-1 |
|---|---|---|---|
| Root lengtha | 64.3 ± 9.0 | 27.5 ± 9.3 | 30.5 ± 9.4 |
| Hypocotyl length (grown in the dark)a | 25.5 ± 5.0 | 5.1 ± 1.4 | 15.3 ± 3.0 |
| Number of vegetative leavesb | 9.4 ± 0.6 | 9.5 ± 0.8 | 9.9 ± 0.9 |
| Rosette diameterb | 21.9 ± 4.3 | 7.6 ± 1.6 | 7.4 ± 1.6 |
| Fresh weightb | 24.4 ± 4.0 | 12.0 ± 3.7 | 9.4 ± 3.4 |
| Dry weightb | 1.9 ± 0.4 | 1.1 ± 0.5 | 0.8 ± 0.3 |
| Petiole lengthb | 4.4 ± 0.9 | 1.9 ± 0.5 | 1.3 ± 0.4 |
| Lamina lengthb | 7.3 ± 1.0 | 3.5 ± 0.5 | 2.8 ± 0.4 |
| Lamina widthb | 5.7 ± 0.9 | 5.3 ± 0.5 | 4.0 ± 0.8 |
| Pedicel lengthc | 3.5 ± 1.1 | 1.6 ± 0.9 | 1.4 ± 1.2 |
| Silique lengthc | 8.5 ± 1.0 | 4.7 ± 0.9 | NDd |
| Seeds per siliquec | 34.1 ± 5.2 | 13.4 ± 5.0 | NDd |
| Primary stem lengthc | 197.8 ± 30.9 | 59.9 ± 8.9 | 36.4 ± 12.6 |
| No. of secondary stemsc | 2.1 ± 0.7 | 3.9 ± 0.9 | 6.2 ± 1.8 |
a
Measurements were taken from plant material collected 11 d after sowing
b
Measurements were taken from plant material collected 21 d after sowing
c
Measurements were taken from plant material collected 49 d after sowing (see “Materials and Methods”)
d
ND, Not determined