sporangia may be stalked or sessile.
芽孢可能有柄,也可能无柄。
sporangia may be stalked or sessile.
芽孢可能有柄,也可能无柄。
Indusium The flap of tissue, derived from the placenta, that encloses the developing sporangia in the sorus of a fern.
群盖:是一种起源于胎座(应为叶表皮译者注)的瓣片状组织,覆盖在蕨类植物孢子群中正在发育的孢子上。
1轴:许多接合菌的孢子中的结构(毛霉属)。在孢子的中央形成一个中空的腔,其外一层薄做轴。
Columella 1. The structure present in sporangia of many zygomycete fungi (e.g. Mucor) produced by formation of a domeshaped septum cutting off the sporangium from the sporangiohore.
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