The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

主脉发达，有异细胞组成维管束鞘，具双生韧皮部。

Plenty of laticiferous tubes were included in roots, stems and leaves.Intraxylary phloem formed around the pith.

髓形成一环内生韧皮部，结构特征使罗布麻能更好适应干旱、盐碱等恶劣环境。

Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.

原生一种类型。木质部是星形，韧皮部位于星形之间。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发育成熟过程，细胞体积逐渐增大，并液泡化，发育成为大型薄壁细胞（芦荟素细胞），位于筛管侧。

The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

达，有异组成的维管束鞘，具双生韧皮部。

Plenty of laticiferous tubes were included in roots, stems and leaves.Intraxylary phloem formed around the pith.

髓的外围形成一环内生韧皮部，这些结构特征使罗布麻能更好的适应干旱、盐碱等恶劣环境。

Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.

原生中的一种类型。木质部是星形的，韧皮部位于星形之间。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部育成熟过程中，这些体积逐渐增大，并液泡化，育成为大型薄（芦荟素），位于筛管外侧。

The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

主脉发达，有异细胞组的维管束鞘，具双生韧皮部。

Plenty of laticiferous tubes were included in roots, stems and leaves.Intraxylary phloem formed around the pith.

髓的外围形内生韧皮部，这些结构特征使罗布麻能更好的适应干旱、盐碱等恶劣境。

Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.

原生中的种类型。木质部是星形的，韧皮部位于星形之间。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发育程中，这些细胞体积逐渐增大，并液泡化，发育为大型薄壁细胞（芦荟素细胞），位于筛管外侧。

The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

主脉发达，有异细胞组成的鞘，具双生韧皮部。

Plenty of laticiferous tubes were included in roots, stems and leaves.Intraxylary phloem formed around the pith.

髓的外围形成一环内生韧皮部，这些结构特征使罗布麻能更好的适应干旱、盐碱等恶劣环境。

Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.

原生中的一种类型。木质部是星形的，韧皮部位于星形之间。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发育成熟过程中，这些细胞体积逐渐增大，化，发育成为大型薄壁细胞（芦荟素细胞），位于筛外侧。

The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

主脉发达，有异细胞组的维管束鞘，具双生韧皮部。

Plenty of laticiferous tubes were included in roots, stems and leaves.Intraxylary phloem formed around the pith.

髓的外围形生韧皮部，这些结构特征使罗布麻能更好的适应干旱、盐碱等恶劣境。

Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.

原生中的种类型。木质部是星形的，韧皮部位于星形之间。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发过程中，这些细胞体积逐渐增大，并液泡化，发为大型薄壁细胞（芦荟素细胞），位于筛管外侧。

The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

主脉发达，有异细胞组成的维管束鞘，具双生。

Plenty of laticiferous tubes were included in roots, stems and leaves.Intraxylary phloem formed around the pith.

髓的外围形成一环内生，这特征使罗布麻能更好的适应干旱、盐碱等恶劣环境。

Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.

原生中的一种类型。木质是星形的，位于星形之间。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生和木质发育成熟过程中，这细胞体积逐渐增大，并液泡化，发育成为大型薄壁细胞（芦荟素细胞），位于筛管外侧。

The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

主脉发达，有胞组成的维管束鞘，具双生韧皮部。

Plenty of laticiferous tubes were included in roots, stems and leaves.Intraxylary phloem formed around the pith.

髓的外围形成一环内生韧皮部，这些结构特征使罗布麻能更好的适应干旱、盐碱等恶劣环境。

Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.

原生中的一种类。木质部是星形的，韧皮部位于星形之间。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发育成熟过程中，这些胞体积逐渐增，并液泡化，发育成薄壁胞（芦荟素胞），位于筛管外侧。

The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

主脉发达，有异组成的维管束鞘，具双生韧皮部。

Plenty of laticiferous tubes were included in roots, stems and leaves.Intraxylary phloem formed around the pith.

髓的外围形成一环内生韧皮部，这些结构特征使罗布麻能更好的适应干旱、盐碱等恶劣环境。

Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.

原生中的一种类型。木质部是星形的，韧皮部位于星形之间。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发育成熟过程中，这些体积逐渐增大，并液泡化，发育成为大型薄壁（芦荟），位于筛管外侧。

The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

主脉发达，有异细胞组成的维管束鞘，韧皮部。

Plenty of laticiferous tubes were included in roots, stems and leaves.Intraxylary phloem formed around the pith.

髓的外围形成一环内韧皮部，这些结构特征使罗布麻能更好的适应干旱、盐碱等恶劣环境。

Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.

原中的一种类型。木质部是星形的，韧皮部位于星形之间。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后韧皮部和木质部发育成熟过程中，这些细胞体积大，并液泡化，发育成为大型薄壁细胞（芦荟素细胞），位于筛管外侧。