A.  Takhtajan,  Flowering plants. Springer Science & Business Media, 2009.

A.  Takhtajan, Flowering plants. Springer Science & Business Media, 2009.

A.  Takhtajan,  Flowering plants. Springer Science & Business Media, 2009.

A.  Takhtajan,  Flowering plants. Springer Science & Business Media, 2009.

A.  Takhtajan, Flowering plants. Springer Science & Business Media, 2009.

A.  Takhtajan, Flowering plants. Springer Science & Business Media, 2009.