Finding flowers that start with the letter X might seem tricky, but this list proves they do exist—and they’re surprisingly diverse. From Xeranthemum to Xylobium Orchid, these unique plants bring exotic beauty, drought-tolerance, or tropical flair to gardens and landscapes.

1. Xanthisma (Xanthisma texanum – Texas Sleepy Daisy)

2. Xeranthemum (Xeranthemum annuum – Immortelle or Everlasting Flower)

3. Xerophyta (Xerophyta retinervis – a drought-tolerant flowering plant)

4. Xyris (Xyris difformis – Yellow-eyed Grass)

5. Xanthoceras (Xanthoceras sorbifolium – Yellowhorn)

6. Xanthorrhoea (Xanthorrhoea spp. – Grass Tree with tall flower spikes)

7. Xanthosoma Flower (Xanthosoma sagittifolium – ornamental foliage and flower structure)

8. Xerophyllum (Xerophyllum tenax – Bear Grass)

9. Xylobium Orchid (Xylobium spp. – a genus of flowering orchids)

10. Xenostegia (Xenostegia tridentata – tropical morning glory relative)

11. Xeronema (Xeronema callistemon – Poor Knights Lily)

12. Xylosma Flower (Xylosma congestum – flowering shrub with small yellow blooms)

13. Xanthium Flower (Xanthium strumarium – Common Cocklebur)

14. Xeriscape Daisy (Generic term used for drought-tolerant daisies in xeriscaping)

15. Ximenia Flower (Ximenia americana – a small flowering shrub or tree)

16. Xanthostemon (Xanthostemon chrysanthus – Golden Penda)

17. Xylopia Flower (Xylopia aethiopica – aromatic flowering plant used in West Africa)

18. Xenophyllum (Xenophyllum humile – alpine daisy species in the Andes)

19. Xiphidium (Xiphidium caeruleum – marsh-loving tropical plant with small flowers)

Thanks for exploring this rare collection of X-named flowers! For more alphabetical botanical discoveries, be sure to check out our complete flower series.