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1. UNIDAD
4
La función de reproducción
Ciencias de la Naturaleza 2.º ESO
LA CLASIFICACIÓN
DE LAS PLANTAS

2. UNIDAD
4
La clasificación de las plantas
Pulsa sobre cada recuadro
para saber más
PLANTAS
SIN SEMILLAS
GIMNOSPERMAS ANGIOSPERMAS
se clasifican en
que pueden ser
PLANTAS
CON SEMILLAS
LAS PLANTAS

3. UNIDAD
4
La clasificación de las plantas
• Carecen de flores y tampoco producen frutos ni semillas.
• Su reproducción es alternante y su propagación, por esporas.
• Dos representantes comunes son los musgos y los helechos.
Plantas sin semillas
Volver al menú inicial
Musgo Helecho

4. UNIDAD
4
La clasificación de las plantas
• Sus flores son poco vistosas y, casi siempre, se agrupan en unas
estructuras llamadas conos, a menudo con los sexos separados.
• No producen frutos, sino que los conos femeninos maduran, se
transforman en piñas y albergan las semillas.
•Son gimnospermas los pinos, los abetos, los enebros…
Gimnospermas
Volver al menú inicial
Cono femenino
Cono masculino
Semilla

5. UNIDAD
4
La clasificación de las plantas
• Sus flores suelen ser vistosas y producen frutos para albergar las
semillas.
• Son muy diversas, desde pequeñas herbáceas hasta grandes árboles.
Angiospermas
Volver al menú inicial
Semilla
Flor con androceo
y gineceo