ARE NATURALLY EXPOSKD IN NEW HOLLAND. 



283 



general remarks on the weather have been selected in illustra- 

 tion of the meteorological observations themselves. 



The facts which an examination of the materials at my dis- 

 posal has elicited may be stated thus : — 



I. Latitude about 32° S. — Elevation under 560 feet. 

 January 1 to February 13. 



SUNEISE . 97, 85, 78, 78, 80, 85, 88, 88, 85, 61, 60, 74 



80, 70, 75, 59, 47, 47. 



Noon . . 109, 90, 100, 112, 115, 115, 103, 111, 104, 104, 80, 89 



94, 86, 96, 94, 73, 79. 



4 p.m. . . 96,108,108,112,106,106, 73, 89, 96, 90, 95, 98 



76, 77, 88, 



9 P.M. . . 70, 80, 84, 90, 84, 88, 84, 100|, 101, 88, 88, 68 



72, 73, 80, 80, 86, 61, 57, 63. 



Humidity . -708, -558, -459, -357, -508, -487, '357, -369, -336 

 •563, -463, -949, -610, -643, -786, -780, -590 

 •797, •946, -712. 



Observations. — Jan. 6. Extreme heat and dryness. — Jan. 7. 

 The day surpassed in heat any I had ever seen. — Jan. 13. Great 

 scarcity of water ; heat and consequent drought. — Jan. 23. Heat 

 so intense as to kill the kangaroo dogs. — Jan. 27. Cart-wheels 

 rendered unserviceable by the excessive heat. — Feb. 3. This was 

 almost the first day during a month in which the air had not 

 been wanner than our blood ; often liad it been greater than 

 fever heat ; rain fell and lowered the temperature about 40^. — 

 Feb. 5. Earth so parched as to preclude travelling, and almost 

 deprive us of sight. — Feb. 7. The rain had penetrated the clay 

 soil of the plains about five inches. — Feb. 8. Extreme evapora- 

 tion ; the drier earth below seemed to be steaming the wet soil 

 above. — Feb. 13. Suffering excessively from tliirst and extreme 

 heat. 



Plants observed in JJoicer or in full vegetation. — Atriplex 

 semibaccata, Salsola australis, Halgania, Casuarinas, Acacia 

 pendula, Callitris, Calotis cuneifolia, Atriplex elseagnoides, Teu- 

 crium racemosum, Justicia media, Stenochilus, Fusanus, Stipa 

 scabra, Chloris sclerantha, Eremophila Mitchellii, Damasonium 

 ovalifolium, Kochia brevifolia, Chloris acicularis, Trichinium 

 lanatum, Aristida calycina, Neurachne Mitchelliana, Pappopho- 

 rum flavescens, Jasminum lineare, Alternanthera nodiflora, Cap- 

 paris Mitchellii, Hakeas, Senecio Cunninghami, Trichinium 

 semilanatum, Mesembryanthemums, Rhagodia parabolica, Acacia 

 salicina, Kochia thymifolia. 



u 2 



