1887-88.] Marine Algoe of Elie. 163 



65. Dictyosiphon fceniculaccus, Grev. 



Common in pools at about half-tide level ; epiphytic on 

 Algae. Annual, April to August. Spores escape in 

 July and August. 



66. Dictyosiplioii hiiypuroides, Aresch. 



Not uncommon in pools at 6, 7, 8, &c., at about half- 

 tide level, where it sometimes grows to upwards of 

 3 feet in length. Almost always epiphytic on 

 Chordaria fiagelliformis. Annual, May to September. 

 Spores escape at the end of July and in August. 



67. Dictyosi^yJwn mcsogloia, Ag. 



In shallow pools at from the high-water mark of neap 

 tides to about half -tide level, at 2, 3, 6, 7, 12, &c. 

 Annual, May to September. In fruit during July 

 and August, when the spores are enveloped until 

 maturity in gelatinous globules attached to the 

 exterior of the frond. 



68. Didyota dicliotoma, Lx. 



Found by Dr M'Bain " in tide pools near low-water 

 mark." Annvial, summer. 



69. Dumontia filiforrais, Grev. 



Common in rock pools at about half-tide level. All 

 the year. In best condition from March to October, 

 plants being stunted and comparatively rare during 

 winter. Fruit in summer. The variety crispata 

 occurs at places where there are fresh-water streams. 



70. Edocarpus fasciculatus, Harv. 



At 2, 3, 7, &c., on Laminaria saccharina and Chorda 

 filum; also on rocks in pools near low-water mark ; 

 always submerged. Annual, April to October. Fruit 

 from May to September. 



71. Edocarpus granulosus, Ag. 



Common on rocks in pools near low-water mark. 

 Annual, April to Oct. Fruit from May to Sept. 



72. Edocarpus littoralis, Lyngb. 



Common on Fmi in pools between tide marks ; also on 

 muddy exposed rocks. At all seasons. Fruit in 

 sunnner. 



73. Edocarpiis secundus, Ktitz. 



On limpet shells at 7, in pools between tide marks. 

 Annual, May to September. 



