Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts.

任何具有分化成为维管系统的物。即除了地钱、藓和角苔以外的所有物。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

物是最早登陆的维管物，至今仍然是态系统初级产力的重要组成部分。

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产孢子的维管物（）还有具胚珠的裸子物的大孢子叶是同源的。

On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.

这种中柱型存在于象莱尼这样一些著名的原始维管物中。

Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts.

任何具有分化成为维管系统植物。即除了地钱、藓类和角所有植物。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

蕨类植物是最早登陆维管植物，至今仍然是态系统初级产力重要组成部分。

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产孢维管植物（羊齿类）还有具胚珠植物大孢叶是同源。

On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.

这种中柱类型存在于象莱尼蕨这样一些著名原始维管植物中。

Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts.

任何具有分化成为管系统的植物。即除了地钱、藓类和角苔以外的所有植物。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

蕨类植物是最早登陆的管植物，至今仍然是态系统初级产力的重要组成部分。

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产孢子的管植物（羊齿类）还有具胚珠的裸子植物的大孢子叶是同源的。

On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.

这种中柱类型存在于象莱尼蕨这样一些著名的管植物中。

Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts.

任何具有分化成为维管系统植物。即除了地钱、藓类和角苔以外所有植物。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

蕨类植物是最早登陆维管植物，至今仍然是态系统初级产力重要组成部分。

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产孢子维管植物（羊齿类）还有具胚珠裸子植物大孢子叶是同源。

On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.

这种中柱类型存在于象莱尼蕨这样一些著名维管植物中。

Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts.

任何具有分化成为维管系统的物。即除了地钱、藓和角苔以外的所有物。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

物是最早登陆的维管物，至今仍然是态系统初级产力的重要组成部分。

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产孢子的维管物（）还有具胚珠的裸子物的大孢子叶是同源的。

On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.

这种中柱型存在于象莱尼这样一些著名的原始维管物中。

Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts.

任何具有分化成为维管统的植物。即除了地钱、藓类和角苔以外的所有植物。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

蕨类植物是最早登陆的维管植物，至今仍然是统初级产力的成部分。

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产孢子的维管植物（羊齿类）还有具胚珠的裸子植物的大孢子叶是同源的。

On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.

这种中柱类型存在于象莱尼蕨这样一些著名的原始维管植物中。

Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts.

有分化成为维管系统的植物。即除了地钱、藓类和角苔以外的所有植物。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

类植物是最早登陆的维管植物，至今仍然是态系统初级产力的重要组成部分。

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产孢子的维管植物（羊齿类）还有胚珠的裸子植物的大孢子叶是同源的。

On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.

这种中柱类型存在于象这样一些著名的原始维管植物中。

Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts.

任何具有分化成为系统的物。即除了地钱、藓类和角苔以外的所有物。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

蕨类物是最早登陆的物，至今仍然是态系统初级力的重要组成部分。

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和孢子的物（羊齿类）还有具胚珠的裸子物的大孢子叶是同源的。

On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.

这种中柱类型存在于象莱尼蕨这样一些著名的原始物中。

Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts.

任何具有分化成为维管系统的植物。即除了地钱、藓类和角苔以外的所有植物。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

蕨类植物是最早登陆的维管植物，至今仍然是态系统初级产力的重要组成部分。

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产孢子的维管植物（羊齿类）还有具胚珠的裸子植物的大孢子叶是同源的。

On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.

这种中柱类型存在于象莱尼蕨这著名的原始维管植物中。