^THE BOTANY OF BERMUDA. 107 



Euphorbia buxifoUa, Lam., or glabrata, Sw. 



Common on tbe rocky along the sea-sbores; may be known by the 

 pointed oval leaves overlapping each otber along tbe stem. 



E. mactilatu, Linn. 

 An annnal weed, growing in flat circular patcbes; of purplisb tint. 



E. prostrate J Ait. 

 An annual weed, differing little from E. maculata. 



E. hypericifolia, Linn. 

 A tall, erect, annual weed, common in cultivated grounds. 



E. heterophylla, Linn. Joseph's coat. 



Annual or biennial; grows to a height of 3'. The red patch on some 

 of tbe upper bracts makes it a conspicuous plant. 



E. I'eplus, Linn. 

 Annual weed, of universal diffusion; probably originally from Europe. 



E. Jaquincrflora, Hook. 

 Introduced from Madeira, 1874, and grows freely. 



The negro name Tittimelly is applied indiscriminately to all these 

 Euphorbias. 



E. Candelabruniy Trem. 



A fine plant at Bishop's Lodge, from which many cuttings have been 

 taken. 



E. aplendeiiH, Bojer. 



Found in many gardens. 



MercuriaUs annua., W. Mercury, or Mockery. 

 Introduced from Europe ; a very common weed. 



CI. — PlPERACE^. 



Peperomia obtitfiifoUn, Dietr. 



Native, and abundant in the Walsingham tract, where its dark, glossj', 



succulent leaves and spikes of minute flowers are an ornament to the 



rocks wherever there is any shade or moisture. A native of the West 



Indies. 



CIl. — Ceratophylleje. 



Ceratophyllum demersum, Linn. Ditchweed. 



Common in Pembroke marsh, and to northern temperate and tropical 

 zones of all climates. 



