32 NORTH AMERICAN FLORA | VoLuME 17 
1. Halodule Wrightii Aschers. Sitz.-ber. Ges. Nat. Freunde Berlin 
1868: 19. 1868.— Bot. Zeit. 26: 511. 1868. 
Diplanthera Wrightiit Aschers. in B. & P. Nat. PA, Nacht. 37. 1897. 
Rootstock creeping, rooting and sprouting at the nodes; leaves all submerged, linear, 
flat, less than 1 mm. wide, 3-40 cm. long, acute at the tip, ligulate at the base; stipular 
sheaths scarious, scarcely 3 cm. long; staminate flower of 2 anthers at the end of a long 
pedicel; anthers 2-celled, about 6 mm. long; pistillate flower of 1 naked carpel about 3 
mm. long; style short; stigma solitary, slender; mature fruit black. 
TYPE LOCALITY: Cuba. ; 
DISTRIBUTION : Florida; Cuba to Martinique. 
