THE FLORA OF LIVERPOOL, 



3. E. PoRTLANDiCA. L. (Portland S.) May — Sept. 2^ 



Sand hills, from Crosby to Soiithport, plentiful. 



4. E. Peplus. L. (Petty S.) July — November. 



Cultivated and waste ground, very common. 



5. E. ExiGUA. L. (Dwarf S.) July — October. 



In dry barren cultivated and waste ground, common. 

 Acronycta Euphorbia (the Spurge) feeds on several species of this Genus. 



OrD. LXVIII. CALLITRICHACEiE. Lindl. 



The Water Starwort Family, 



1. CALLITRICHE. Linn. Water Starwort. 

 Moncec. Monand. L. 



1. C. VERNA. L. (Vernal W.) April — September. 



Var. a. Hook. & Aniott. C. aquatica. E.B. "Lobes 

 of the fruit bluntly keeled.'' 



Abundant in ponds and ditches. 



Var. b. Hook. & Arnott. C. platycarpa. Kutz. 

 " ]jobes of the fruit slightly winged at the back.'' 



In similar situations to the above, but not so common. 



2. C. pedunculata. D.C. (Pedunculated W.) June — 



September. 



In similar situations to the above, not uncommon. 



3. C. autumnalis. L. (Autumnal W.) June — Oct. 



Ditches and ponds, common, especially in Wirral. 



Ord. LXIX. CERATOPHYLLACEiE. Gray. 

 The Homwort Family. 



1. CERATOPHYLLUM. Linn. Hornwort. 

 Moncec. Tolyand. L. 



1. C. DEMERSUM. L. (Common H.) July, August. V, 

 106 



Abundant in a ditch on Formby Marsh, near Formby 

 Hall,— W.S. 



