402 Mr G. W. Traill on Marine Algcc of Joppa. 



Punctaria plautaginea, Grev. 

 Hhizoclonium riparium, Kutz 

 Eliodomela subfusca, Ag. 



Ralfsia verrucosa, Harv. 

 RhodjTnenia palmata, Grev. 



Sphacelaria plumigera, Holmes 



radicans, Harr. 



var. velutina, Traill 



Tilopteris llertensii, Kutzing 



Ulothrix flacca, Thuret 

 isogona, Thuret 



Ulva latissima, L. 

 Linza, L. 



Vaucheria (species ?), De Can- 

 dolle. 



Usual duration 

 of Species. 



Best time 

 for Fruit. 



Habitat, <tc. 



Mar.-July ' May & Jane 



All the year 



Perennial 



Perennial 



Biennial 



Perennial 



All the year 

 All the year 



Capsules, 

 Jan. -Apr. ; 



Tetrasi^ores, 

 July 



July k Aug 



Granules, 

 Jan. & Feb. 



Tubercles, 

 June, July, 

 & Aug. ; Te- 



traspores, 

 August 



Unilocular 

 sporangia, 

 Dec. , Jan. , 



& Feb. 



February 



Aut. & Wiu. 



Pools above \ t., rather rare. 

 On rocks and Fuci near h. w. 

 Common in pools. 



Rocks near h. w. 



Pools between tide marks. 



Mar.-July May & June 



Nov. -Aug. Apr., May, 

 & June 



Xov.-Aug. 



Apr., May, 

 & June 



All the year : Summer 

 May-Sept. Summer 



Annual 



Autumn 



Muddy pools near 1. w.; fine 

 and abundant. 



Sand-covered rocks near 1. w. 

 In velvety patches on rocks near 



h. w., accompanying Call. 



Rothii (G. W. T.). 



Muddy pools near 1. w. (G. 

 W. T.). 



On rocks and alga; near h. \\. 

 Accompanying the above. 



Common in pools. 



Pools at ^ t. ; fine and abundant. 



Muddy rocks in the shade near 

 h. w. (E. Batters). 



