Table 1: Regression equations and coefficients of determination ( ) between leaf area measured by leaf area meter ( , cm2) and that estimated by millimeter graph paper method ( , cm2) for thirty-three plant species, ( for each species). Observations were made on detached leaves.

S. no.SpeciesMonth of samplingRegression equation

1Albizia lebbeckSeptember 0.933
Albizia lebbeck September 0.859
Albizia lebbeckOctober 0.986
2Anacardium occidentaleAugust 0.995
Anacardium occidentaleSeptember 0.991
3Anthocephalus cadamba September 0.997
4Artocarpus heterophyllusOctober 0.998
Artocarpus heterophyllus October 0.993
5Artocarpus lakoocha August 0.977
6Bombax ceibaAugust 0.993
Bombax ceiba October 0.996
7Buchanania lanzan August 0.998
8Butea monosperma August 0.953
Butea monosperma October 0.998
9Cassia fistula August 0.992
Cassia fistula September 0.997
10Crescentia cujete September 0.998
Crescentia cujete August 0.995
11Diospyros melanoxylon October 0.997
12Eucalyptus globulus September 0.991
13Ficus benghalensis September 0.997
14Ficus carica August 0.994
15Ficus religiosa September 0.997
Ficus religiosa October 0.997
Ficus religiosa October 0.998
16Hibiscus rosa-sinensis October 0.995
17Holoptelea integrifoliaAugust 0.998
Holoptelea integrifolia October 0.998
18Litchi chinensis August 0.995
Litchi chinensisAugust 0.996
Litchi chinensis October 0.993
19Madhuca indica August 0.995
Madhuca indica October 0.998
20Mangifera indica August 0.998
Mangifera indica October 0.996
Mangifera indica October 0.998
21Melia azadirachta August 0.977
Melia azadirachta September 0.969
22Morus alba August 0.996
Morus alba September 0.998
23Polyalthia longifoliaAugust 0.998
Polyalthia longifoliaAugust 0.998
Polyalthia longifolia September 0.993
24Populus alba August 0.993
25Psidium guajava September 0.994
Psidium guajava September 0.997
26Sapindus emarginatusAugust 0.997
Sapindus emarginatus September 0.989
Sapindus emarginatusSeptember 0.997
Sapindus emarginatusSeptember 0.998
Sapindus emarginatusAugust 0.992
27Shorea robusta August 0.997
Shorea robusta October 0.998
28Sporadic pinata August 0.995
Sporadic pinata October 0.996
29Sterculia colorataOctober 0.998
Sterculia colorataAugust 0.998
30Syzygium jambolanumSeptember 0.996
Syzygium jambolanum September 0.997
Syzygium jambolanumOctober 0.998
31Tectona grandis September 0.998
32Terminalia chebula October 0.998
33Terminalia tomentosa August 0.997
Terminalia tomentosa October 0.992

All values are significant at .