| 单词 | ray initial |
| 释义 | > as lemmasray initial ray initial n. ΚΠ 1920 Amer. Jrnl. Bot. 7 365 The large cells divide in a tangential, longitudinal plane which is a division plane of maximal area, whereas the ray initials form partition membranes that commonly are surfaces of minimal area. 1953 K. Esau Plant Anat. vi. 126 The ray initials give origin to the ray cells. 1995 Jrnl. Plant Biol. 38 281 The eventual interfascicular cambium had long fusiform initials and short ray initials. < as lemmas |
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