27 
HALORAGE/E. 
479. Hippuris vulgaris, Linn. 
Ponds & streams, Shetland to Cornwall. 
Distrib. Arctic & Temp. N. Hemisphere. 
Sp. Staveley Carr, Yorks. 
Mill Dam, Boroughbridge, Yorks. ... 
River Cock, near Aberford ,, 
Nr. Rimswell, Holderness, S.E. Yorks. 
Date. 
Collector. 
Herbarium. 
1791 
1806 
1806 
1892 
J. Dalton 
S. Hailstone 
5 1 
Rev. J. Dalton 
S. Hailstone 
? > 
H. J. Wilkinson H. J. Wilkinson 
480. Myriophyllum verticilla- 
tum, Linn. 
The specimen from “ a bog in the field 
out of North Street Postern, York, 
S. Hailstone, 1808,” is too imper¬ 
fect for identification. H.J.W. 
481. Myriophyllum spicatum, 
Linn. 
The specimen from “ Askham Bogs, 
York, S. Hailstone, 1800, is not 
sufficiently developed to name as 
above. H.J.W. 
482. Myriophyllum alterni- 
folium. 
Ponds and ditches, from Shetland to 
Cornwall. 
Sp. Back Common, Fallen ham, Norfolk... 
483. Callitriche verna, Linn. 
C. Vemails, Kuetz. 
Ponds and ditches, Shetland, southward. 
Distrib. All temperate and cold regions. 
(Arctic). 
Sp. Copgrove, Yorks. 
S. Hailstone 
S. Hailstone 
1847 
W. L. Notcutt 
l 
S. Hailstone 
1790 
J. Dalton Rev. J. Dalton 
