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Table 1 Characters evaluated in the variation analysis, mean values ± s. e in wild and cultivated population of Agave inaequiens and population of A. hookeri

From: Morphological variation, management and domestication of ‘maguey alto’ (Agave inaequidens) and ‘maguey manso’ (A. hookeri) in Michoacán, México

Character

Agave inaequidens

  Agave hookeri

PC1  

PC2  

DF1  

DF2  

 

Wild populations

Cultivated populations

 

Plant total lenght (PTL)**

126.348 ± 3.624 A

148.327 ± 2.962 B

196.417 ± 5.003 C

0.969

0.157

0.503

0.229

Stem lenght (SL)*

44.941 ± 1.183 A

47.008 ± 1.407 A

53.1500 ± 2.0638 B

0.460

0.219

0.099*

-0.004

Diameter of the plant 1 (D1)**

221.373 ± 5.836 A

199.990 ± 5.560 B

291.333 ± 7.297 C

0.834

-0.273

0.124

0.446

Diameter of the plant 2 (D2)**

220.246 ± 5.682 A

203.092 ± 5.372 B

279.333 ± 6.518 C

0.825

-0.286

0.084

0.355

Leaf lenght (LL)**

97.997 ± 2.540 A

106.385 ± 2.220 A

156.784 ± 4.132 B

0.973

0.058

0.452

0.437

Leaf width at middle (LW)**

16.522 ± 0.422 A

20.861 ± 0.383 B

20.783 ± 0.450 B

0.595

0.471

0.434

-0.136

LL/LW**

6.076 ± 0.130 A

5.187 ± 0.112 B

7.846 ± 0.349 C

0.538

-0.332

0.043

0.526

LL/SL**

2.246 ± 0.055 A

2.453 ± 0.087 A

3.121 ± 0.099 B

0.908

0.034

0.325

0.312

Terminal thorn length (TTL)**

3.405 ± 0.060 A

4.039 ± 0.086 B

5.038 ± 0.157 C

0.446

0.466

0.457

0.229

Terminal thorn width at the base (TTW)**

0.588 ± 0.013 A

0.732 ± 0.017 B

0.761 ± 0.028 B

-0.356

-0.213

0.363

-0.099

TTL/TTW**

5.993 ± 0.154 A

5.756 ± 0.160 A

7.132 ± 0.345 B

0.003

0.108

0.063

0.245

TTL/LL*

0.038 ± 0.001 A

0.039 ± 0.001 A

0.033 ± 0.001 B

-0.779

0.216

-0.091

-0.142

Total number of teeth (TEE)**

60.154 ± 2.059 A

61.153 ± 2.008 A

74.108 ± 1.682 B

0.828

-0.269

0.165

0.177*

TEE/LL**

0.621 ± 0.014 A

0.584 ± 0.018 A

0.483 ± 0.012 B

-0.591

-0.477

-0.187

-0.125

Number of teeth in 10 cm2 (TEE10)**

6.244 ± 0.190 A

5.138 ± 0.193 B

4.517 ± 0.180 B

-0.691

-0.611

-0.276

0.044

Teeth length 1 (LTEE1)**

0.572 ± 0.016 A

0.752 ± 0.020 A

0.660 ± 0.028 B

-0.013

0.956

0.305

-0.232

Teeth length 2 (LTEE2)*

0.306 ± 0.014 A

0.388 ± 0.020 B

0.385 ± 0.023 B

0.128

0.892

0.206

-0.063

LTEE1/LL**

0.006 ± 0.0003 A

0.007 ± 0.0003 B

0.004 ± 0.0002 C

-0.863

0.495

-0.05

-0.348

LTEE2/LL*

0.003 ± 0.0001 A

0.004 ± 0.0002 A

0.003 ± 0.0002 B

-0.778

0.477

-0.028

-0.202

Teeth width 1 (WTEE1)**

0.842 ± 0.021 A

1.065 ± 0.031 B

1.086 ± 0.038 B

0.504

0.754

0.384

-0.082

Teeth width 2 (WTEE2)*

0.454 ± 0.021 A

0.569 ± 0.036 B

0.556 ± 0.038 B

0.076

0.779

0.188

-0.039

LTEE1/WTEE1*

0.694 ± 0.015 A

0.725 ± 0.016 A

0.629 ± 0.037 B

-0.757

0.139

-0.039

-0.089

LTEE2/WTEE2

0.732 ± 0.024 A

0.756 ± 0.031 A

0.678 ± 0.033 A

-0.876

0.288

-0.015

-0.092

Distance between teeth (DTEE)*

0.964 ± 0.048 A

1.214 ± 0.081 B

1.343 ± 0.080 B

0.420

0.523

0.164

-0.055

DTEE/LL*

0.011 ± 0.0005 AB

0.0117 ± 0.0008 B

0.0088 ± 0.0006 A

-0.390

0.463

-0.033

-0.182

  1. All measurements in cm except Total number of teeth (TEE) and Number of teeth in 10 cm2 (TEE10) these amount. Different capital letters in bold among populations indicate significant differences according to ANOVA and Tukey test (*p ≤ 0.05, (**p ≤ 0.01). The last columns show eigenvectors of the first (PC1) and second (PC2) principal components according to PCA, and the Discriminant Functions 1 and 2.