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ARUM—TYPHA. 387 
Arum maculatum I. English type. Native. Area 
general. Range 0-250. Frequent upon hedge-banks and in 
woods in the lower zone, ascending nearly to the summit of 
Hood Hill. 
Acorus Calamus L. English type. Native. Area 321. 
Range 0-200. Watery places, rare. About the Ouse near 
Kirkby Hall, and at the land-slip pond above Kirkby Knowle. By 
the Derwent side at Howsham, and found formerly on the 
banks of the fish-pond at Castle Howard. 
Sparganium minimum Fries, British type. Native. 
Area8 76.321. Range oroo.. Not unfrequent in ponds 
and slow streams in the low country. Skeeby, Sedbury, Hutton 
Conyers, Pickhill, Korklington, Wath, Kirkby Wiske, Strensall, 
Askham Bogs, Hob Moor, Skipton, Buttercrambe Moor, Scar- 
borough Mere, etc. 
Sparganium simplex Huds. British type. Native. 
ied 8 6 © 4.3 2 1. Range 0-100, Frequent in ponds and 
ditches in the low country, 
Sparganium ramosum Huds. British type. Native. _ 
Area general, Range 0-250. Frequent in ponds and ditches, 
ascending in Teesdale to the fish-pond on Lartington Moor, in 
Swaledale to Summer Lodge Beck near Crackpot, in the Yore 
district to Semerwater, 
Typha latifolia L: British type. Native. Area8765 
4321. Range o-100. Frequent in ponds in the low country, 
ascending to the Foss reservoirs. 
Typha angustifolia L. English type. Native. Area 
Ot 3 251) Range o-r0o0o. In similar situations to the pre- 
ceding, but rarer. In the Central Vale at Hob Moor, Busby 
Stoop, between Sowerby and Sessay, Strensall brick-ponds, 
and in a pit by the railway near Thirsk Junction. In Cleveland 
near Great Ayton. In the Vale of Pickering at Howe Bridge 
and in Scarborough Mere. 
Oct. 1892, 
