orthotropous是什么意思
2024-01-28 10:05:17
orthotropous
adj. [植](胚珠)直生的
近义词：campylotropous，
英英释义
Adjective
- (of a plant ovule) completely straight with the micropyle at the apex
例句
- Stigma subsessile, penicillate-capitate. ovule orthotropous. 胚珠直生的。
- When ovule orientation is orthotropous the chalaza corresponds to the point where the funicle is attached but in anatropous and campylotropous ovules the chalaza is some distance from the funicle. 当胚珠的方向是直生胚珠时，合点和珠柄连成一条直线，当胚珠是倒生胚珠或弯生胚珠时，合点和珠柄之间有一定的距离。
- ovule 1 per locule, pendulous, orthotropous. 每室1胚珠，下垂，倒生。
- ovule solitary, basal, erect, orthotropous. 胚珠单生，基部着生，直立。
- ovules 1 to several per locule, orthotropous. 胚珠每室1颗到多颗，直生；
- ovule 1, pendulous, orthotropous; 胚珠1，下垂，；