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单词 screw-line
释义

> as lemmas

screw-line
screw-line n. [after German Schraubenlinie (1887 in the source translated in quot. 1891)] Botany Obsolete rare (in phyllotaxis) a spiral line of arrangement of plant parts on a stem or axis.
ΚΠ
1891 H. E. F. Garnsey tr. H. Solms-Laubach Fossil Bot. xvi. 368 The lateral boundaries of these tubes are supposed to correspond, as in Chara, with the screw-lines [Ger. Schraubenlinien].
1900 B. D. Jackson Gloss. Bot. Terms Screw-lines, spirals in phyllotaxis.
extracted from screwn.1
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