Host an Event Volunteer Join Tickets

Support the plant database you love!


Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or you can choose a plant family:

Phyllostegia ×yamaguchii

Phyllostegia ×yamaguchii Hosaka & O. Deg. (pro sp.)

Phyllostegia, Yamaguchi's Phyllostegia

Lamiaceae (Mint family)



USDA Native Status: HI (N)

Natural hybrid of Phyllostegia glabra and P. hirsuta.


From the Image Gallery

No images of this plant

Plant Characteristics

Duration: Perennial
Habit: Herb
Fruit Type: Nut
Size Notes: Up to about 6 feet tall.
Fruit: Drupaceous nutlets.

Bloom Information

Bloom Color: White , Purple
Bloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec
Bloom Notes: May bloom any time of year under the right conditions.


Native Habitat: Open, wet summit ridges.

Web Reference

Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Research Literature

Reslit 3154 - A New Species of Phyllostegia and Two New Varieties of Cyanes of the Hawaiian Islands (1938) E.Y. Hosaka and Otto Degener

This information was provided by the Florida WIldflower Foundation.
Search More Titles in Research Literature

Additional resources

USDA: Find Phyllostegia ×yamaguchii in USDA Plants
FNA: Find Phyllostegia ×yamaguchii in the Flora of North America (if available)
Google: Search Google for Phyllostegia ×yamaguchii


Record Modified: 2021-05-20
Research By: CBR

Go back