V 
. I* 
10 . 
, Of the 24 taxa known from Nihoa, three specie 
enaemic to the island: 
c 
one variety are 
la rerrota 
Anara n thus brown11 
S c h1e dea vert1c 1 11a ta 
SplanuTi nigrum var. nihoense 
Among the remaining taxa, nine are restricted to the Hawaiian Islands: 
Eragrostls variabilis 
Panicum torridum 
Rum ex giganteus 
Chenopodium oahuense 
Portulaca villosa 
Sesbanla tomcntosa • 
Euphorbia celastroides 
Solanum nelsoni 
Slcvos pachvcarous 
Seven taxa are native to Hawaii, 
the Pacific: 
out are distributed widely throughout 
Boerhavia diffusa 
Portulaca lutea 
Yribulus clstoides 
Sida fallax 
r ylpomoea pes-caprae 
^ looraoea indica 
Hellotropium curassavicum 
The remaining taxa are not native to Nihoa Island: 
Cenchrus echinatus var. 
Setaria verticlllata 
Portulaca oleracea 
^ Tetragonia exoansa 
hlllebrandlanus (Native 
to Hawaii^ 
however.) 
To_summarize: of the 24 taxa of vascular plants known from 
are native to the Hawaiian archipelago—of the 13 taxa endemic 
Hawaiian archipelago, 4 are restricted to Nihoa. 
Nihoa, 
to the 
20 
; 
