l0 c CHRONOLOGICAL ARRANGEMENT 



Euphorbia salicifolia of Central and Eastern Europe. Distinguished by Host syn. 267 as 

 observed in Austria, — and known to grow as far as Central and Eastern France (A. Dec); observed 

 by Waldstein and Kitaibel pi. 55 in Hungary (Pers.). In Britain, has maintained itself more than 

 forty years on a point of Scotland, but does not appear to spread around (Lawson, and A. Dec). 

 " E. agraria " of Bieberstein as well as " E. segetalis " of Pallas are regarded as not distinct (Steud.). 



" In this year" (Winckl.), A. B. Lambert publishing his gen. Cinchona. 



In this year (Spreng., and Pers. ii. p. 272), Poiret preparing the fifth volume of the Diet, 

 encycl. bot, enumerating Polygala ramosa, Aristida purpurascens. Ranunculus recurvatus, Simla- 

 cina ci/ia/a, En^eron? lons>ifolium viii. p. 480. — The concluding volume was issued "in 1808/" 



" In this year" (Act. linn, soc vii. 96), Rudge publishing descriptions of Carices, including Carex 



ova fa. 



" In this year " (Pursh), John Abbot publishing his Lepidopt. insects of Georgia. 



"In this year" (J. E. Smith), Andrews publishing his Bot. Repos ,* enumerating Gentiana 

 Andrcwsii, — completed in ten volumes. 



"The same year" ( Kobell iv.), after discovering the peculiar metal chromium, its presence in an 

 ore of iron in sufficient quantity to be of use in the arts, ascertained by Vauquelin. 



'•The same year" (Hale ethnogr. Expl. Exp. p. 145). Searle Island in the Paumotuan coral- 

 archipelago discovered by Wilson; and found deserted, though there were traces of its having been 

 visited. — "Thirty years later," a scanty population was found on the island byBeechey: and this 

 continued when visited by our expedition in 1S39. 



"179S, June" (Holmes), an act, To authorize the defence of merchant vessels of the United 

 States against French depredations. And "July 13th," by President Adams, Washington appointed 

 commander in chief of the defensive army : the appointment was accepted. 



" In this year" (Spreng.), L. A. G. Bosc residing in Charleston; examining especially the grasses 

 and fungi, and meeting with Hydrocharis (Limnobiuw) spongia, Panicum antumnafe, Drosera capil- 

 laris (Baldw. 75), Fhalaris intermedia (Baldw. 141, and Chapm.). 



In this year (Act. linn. soc. viii. 303), Salisbury describing Trollius laxus of North America (Ph.). 



"July 1st" (Thiers, and Ryme), after overthrowing the independence of Malta, landing of Bona- 

 parte with a French army near Alexandria. Obtaining possession, — the French held Egypt more 

 than three years. 



"Aug. 1st" (Maunder), naval combat in the Bay of Aboukir ; the French fleet defeated by the 

 English under Nelson. 



" In this year" (J. E. Smith), Desfontaines publishing his Flor. Atlant. — The work was com- 

 pleted "in r8oo" (Winckl.). 



Arabis albida of mountain-summits around the Mediterranean. Observed by Desfontaines on 

 Atlas and termed " turritis verna"— (Boissier); by Lemann, on Madeira: by Webb, between "seven 

 and nine thousand feet" on the Canaries; by Gussone, on Sicily; by Ledebour, in the Crimea, and 

 on Caucasus and the Talush mountains; was received by A. Richard from the elevation of "ten thou- 

 sand feet" in Abyssinia, agreeing with fig. 71 in Jacquin f. ecloge (A. Dec). 



Orchis 'longiconiis of the Mediterranean countries. < ibserved by Desfontaines pi. 246 in shaded 

 situations in Algeria — (Pers.): by Sibthorp, in the Peloponnesus. 



Juncus Fontanesii of the Mediterranean countries. A rush — distinguished by Gay : observed 

 by Chaubard in the Peloponnesus. 



Carex distachya of the Mediterranean countries. Observed by Desfontaines atl. pi. 2 in Barbary ; 

 — by Chaubard, in grassy places in the Peloponnesus; known to grow also on the Alps at Salsburg 

 (Schkuhr 36. t. G. f. 33, and Pers.). 



"In this year" (Winckl), A. F. Link and Hoffmannsegg visiting Spain and Portugal. — They 

 published their Flor. portugaise "in 1809-14." 



Oplirys bombylifera of the Mediterranean countries. Described by Link, — and known to grow 

 in Portugal (Pers.): observed by Chaubard in the Peloponnesus. 



" In this year" (Spreng.), Gaetano Savi publishing his Flor. pisan. ; — "in 1808-15," his Botan. 

 etrusc. 



Not later than this year (see Spreng.), Hamilton-Buchanan accompanying the embassy of Symes 

 to Ava. 



* Acacia longifolia of Australia. Known to grow wild there (A. Dec). Transported to Europe, 

 is described by Andrews pi. 20, — Willdenow, Poiret, and Ventenat pi. 6 (Pers., and Steud.). By 

 European colonists was carried to St. Helena, where it has become abundantly naturalized (Seeman). 



Acacia stricta of Australia. Transported to Europe, described by Andrews pi. 53, — and Des- 

 fontaines (Pers., and Steud.). By European colonists, was carried to Hindustan, where it continues 

 "thickly sown and planted in the neighbourhood of Ootacamund" for firewood (Morgan, and Drury). 



