latinský názovslovenský názov
Xylorhiza
Xylosma
Xyris
Yabea
Yamadaia
Yavia
Yeatesia
Yendonia
Yermo
Youngia
Yucca
Yungasocereus
Zaluzania
Zamia
Zanardinula
Zannichellia
Zantedeschia
Zanthoxylum
Zapoteca
Zea
Zehneria
Zelkova
Zelometeorium
Zeltnera
Zenobia
Zephyranthes
Zeugites
Zeuxine
Zexmenia
Zigadenus
Zingiber
Zinnia
Zinovaea
Zizania
Zizaniopsis
Zizia
Ziziphus
Zoochlorella
Zoopsidella
Zoopsis
Zornia
Zostera
Zoysia
Zuloagaea
Zygnema
Zygodon
Zygogonium
Zygophlebia
Zygophyllum