Australian Tropical Ferns and Lycophytes - Online edition
4.8.3 Lateral vein pinnation
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![](../../images/features/4_8.3_lateral_vein_pinnation/thumbs/char_4_8_3_notpinnate_sml.jpg)
Veins in some other pattern.
![](../../images/features/4_8.3_lateral_vein_pinnation/thumbs/char_4_8_3_pinnate_sml.jpg)
Are the lateral veins in an open-pinnate pattern, diverging from both sides of the midvein and running more or less parallel to each other toward the margin before ending without fusing (anastomosing).
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