Mann's Phyllostegia (Phyllostegia mannii)

Global Rank: G1 - Critically Imperiled
Legal Status: Federally Endangered
Family: Lamiaceae
State: HI
Nature Serve ID: 136984
Lifeform: Forb/herb, Vine
Date Inducted in National Collection:

Description:

Mann's phyllostegia is an endemic member of the mint family, but uniquely non-aromatic and more hairy. As a climbing vine, its numerous hairy branches climb upon nearby vegetation and produces clusters of white flowers. At maturity, it bears greenish-black nutlets.

Where is Mann's Phyllostegia (Phyllostegia mannii) located in the wild?

Habitat:

P. mannii tends to grow in shaded sites that are sometimes foggy as well as windswept, wet, open forests.

Distribution:

Today, it is only found on Molokai within the Hanalilolilo area of the Kamakou Preserve, on privately owned land. It is also endemic to Maui, but has not been observed since the early 1900's.

States & Provinces:

Mann's Phyllostegia can be found in Hawaii

Which CPC Partners conserve Mann's Phyllostegia (Phyllostegia mannii)?

Harold L. Lyon Arboretum

Not Sponsored

Assigned 06/09/17

CPC's Plant Sponsorship Program provides long term stewardship of rare plants in our National Collection. We are so grateful for all our donors who have made the Plant Sponsorship Program so successful. We are in the process of acknowledging all our wonderful plant sponsorship donors on our website. This is a work in progress and will be updated regularly.

Conservation Actions

Clarice Mendoza

09/01/2017

Threats in its habitat include feral goats and pigs, occasional landslides, and invasive plant species, like daisy fleabane, thimbleberry, and Japanese mat rush.

01/01/2010

feral pigs small number of remaining individuals

01/01/2010

1 population of 4 individuals on East Molokai 2 populations contain a total of 4 individuals on East Molokai