00864cam a22002651 4500 0 0 ddc 0 0 BOTANY MES MES BOTANY 2022-10-29 4184.00 2 581.3 JOH/P 41686 2023-09-18 10:37:09 2023-09-11 2022-10-29 BK GL18R6 41630 41630 8837265 OSt 20221029133815.0 751110s1950 mauac b 000 0 eng 51009356 8121100437 (OCoLC)1822550 DLC FMU OCoLC DLC QK665 .J6 581.3 JOH/P Johansen, Donald Alexander, 1901- 9184 Plant embryology; embryogeny of the spermatophyta. Waltham, Mass., Chronica Botanica Co. [1950] xvi, 305 p. illus., ports. 28 cm. A New series of plant science books, v. 24 Includes bibliographies. Plant embryology. 7 cbc oclcrpl u ncip 19 y-gencatlg ddc BK 581.3 JOH/P 581.3 JOH/P