Botany Department, Monash University, 3168, Clayton, Victoria, Australia.
Planta. 1974 Dec;117(4):349-53. doi: 10.1007/BF00388029.
Sieve elements with thick, lignified walls are identified in the longitudinal bundles of the wheat leaf and appear to be functional. They are also present in several festucoid grasses but appear to be absent from the panicoid grasses examined.
在小麦叶片的纵向束中可以识别出具有厚木质化壁的筛分子,它们似乎具有功能。它们也存在于几种羊茅属植物中,但在检查的panicoid 类禾本科植物中似乎不存在。