subclass hamamelidae   (TTS Sound)

The subclass_hamamelidae has 1 Senses.

• subclass hamamelidae, hamamelidae
• a group of chiefly woody plants considered among the most primitive of angiosperms; perianth poorly developed or lacking; flowers often unisexual and often in catkins and often wind pollinated; contains 23 families including the Betulaceae and Fagaceae (includes the Amentiferae); sometimes classified as a superorder
• 被子植物の最も原始的なものと見なされる主として木質の植物の集団