CHLOROPHYLL BANDS IN PLANTS 



699 



Table 22.III 

 Absorption Maxima in the Spectra of Living Cells 



Position of 



Plants 



Observer 



Type Main red Other 



of maximum, bands 



spectrum" X, mtt (approx.) 



Land Plants 



Fatsia (fig. 22.13) Meyer (1939) 



Hibiscus (fig. 22.14) Loomis (1941) 



Pelargonium (fig. 22.12) Seybold (1932) 



Tilia (Fig. 22.32) Shull (1929) 



T 

 T 

 A 

 R 



677 

 665 

 670 



678 



Eight spp. (figs. 22.15, 16). 



Ralideau, French 

 and Holt (1946) 



A, R 670-680 



486, 468, 440 



470 



580, 480, 440 



500-480 

 460-430 

 660-690 

 600-620 

 588-580 



Fifty different spp Lubimenko (1927) 



Various spp Seybold (1942) 



T 663-690 Cf. below 



T 678-684 



R 680-684 



Aquatic Plants 



Potornageton (fig. 22.17) Seybold (1934^) 



667 



440, 420 



Algae 



Chlorella (fig. 21.29) Katz, Wassink 



(1939) 



Chlorella (fig. 22.21) Noddack, Eichhoff 



(1939) 



Chlorella (fig. 22.22) Emerson, Lewis 



(1941) 



Chlorella Wassink, Kersten 



(1946) 



Chlorella Seybold (1942) 



Laminaria (fig. 22.19) Seybold (1933) 



Nitzschia Button, Manning 



(1941) 



Nitzchia Wassink, Kersten 



(1946) 



Delesseria (Fig. 22.20) Seybold (1933) 



Iridaea Van Norman et al. 



(1948) 



Chroococcus (fig. 22.23) Emerson, Lewis 



(1941) 



A 

 A 



T 



T 



A 

 T 



T 

 T 



T 

 T 



680 



668 



672 488, 473, 432 



675,625(7)475, 430 



680 

 669 



680 



675,630(7) 580,470,440 



668,605 540-490-^ 

 675,620'' 550s 480 



683,625* 436 



Chloroplasts 



Protococcus, Spirogyra, Zyg- 



nema (fig. 22.35) Albers, Knorr 



(1937) 



681-684 698, 687, 676, 

 679, 673, 675, 

 667, 669 



« T = transmission spectrum, R = reflection spectrum, A = absorption spectrum 

 (transmission + reflection). * Phycocyanin. ' Phycoerythrin. 



