I0 64 CHRONOLOGICAL ARRANGEMENT 



In this year, Nuttall visiting the White mountains, meeting with "in Maine" Subularia aquatica* 

 Panicum xanthophysum ; and on the alpine portion of the mountains, Potentilla frigida, Gnapha- 

 lium supiiium, a diminutive and very beautiful species of Ckara, and Salix repens. 



"Dec. 9th" (Markh., and Maund.), the Spaniards defeated at Ayachuco, and Upper Peru 

 detached from Buenos A vies and rendered independent. — Bolivar visiting the country in the follow- 

 ing year, by request of the people drew up a constitution : and the new republic received the name 

 of Bolivia. 



" 1825 A. D." (Nicol), Alexander succeeded by Nicolas, now Russian emperor. 



"In this year" (J. F. Wats), David Don in London, publishing his " Prodromus Florae Nepa- 



lensis.'' 



" The same year" (Mann), after visiting Brazil and Chili, Macrae in the Hawaiian Islands.! 



"In this year" (Winckl), Belanger and Bory de Saint-Vincent sailing to the East Indies.— 

 They returned "in 1829." 



"In this year" (Winckl., and title-page), after his Hist, rei herb, "in 1807-8," Umbellif. "in 

 1813," Geschichte der Botanik "in 1817-8," Kurt Sprengel publishing a Sixteenth edition of the 

 Systema Vegetab., — "in 1828," the fourth volume; "in 1829" his comm. Diosc ; and died "in 1833." 



In this year, Oakes and myself visiting the White mountains, meeting with Pyrola minor, Ribes 

 rubrum, Glyceric, elongata, A Inns criipa, Amclanchicr oligocarpa, Carex scabrata, Milium glaucum 

 of Nuttall, Platanthera obtuuita , and on the alpine portion Calamagrostis strictaf, Holcus alropur- 

 purcus (Aira of authors), Viola paius/ris, Juncus Jiliformis, Saxifraga rivularis, Silene acaulis, 

 Arnica mollis, Salix herbacca, and Veronica alpina. — In the following year in October, after meet- 

 ing with Polygonum Careyi, I removed to Philadelphia. 



"In this year" (Pritzel), Dumont d'Urville publishing his Flor. malouin. (Falkland Islands). — 

 He commanded the Astrolabe in her voyage in the Pacific and towards the South Pole "in 1837-40." 



" 1826 A. D." (Winckl), K. A. Meyer and Alexander von Bunge visiting the Altaian mountains 

 and Soongaro-Kirghiz steppe. 



"The same year" (Levchine kirgh. i. 6 note), Ledebour visiting the Kiryhiz-Kazak country in the 

 vicinity of Fort Zmiei'nogorskaia : and Meyer at Lake Xor-Zaican, the source of the Irtisch.J 



" In this year" (Winckl ), A. Risso publishing his Hist. Nat. product. Nice. 



"In this year" (Winckl), Gussone publishing his Plant, rar. Saran., — "in 1827-8" Flor. Sic. 

 prodrom., and "in 1S42-5" Flor. Sic. synops. 



Wahlenbergia nutabunda of Sardinia and Southern Italy. Observed by Gussone frequent in 

 Calabria as far as the Western shore, but unknown on Sicily, — known to grow on Sardinia (A. Dec. 

 707). 



" In this year" (Winckl.), Meisner publishing his Polygon, prodr. 



"In this year" (Winckl.), Cassini publishing his Opuscul. Phyt<>l.,§ — completed "in 1S34." 



"In this year" (Winckl.), Decandolle publishing the Second volume of his Prodr. syst. veg. — 

 He died "in 1841." 



Schrankia Icptocaipa of Tropical America. Described by Decandolle prodr., and known to grow 

 on Hayti and in North and South Brazil (Benth.). Probably by European colonists, carried to Guinea 

 (fl. Nigr., and A. Dec). 



Lay and Collie on Beechey's voyage " 1S25-2S " meeting with in Mexico Qucrcus aristataj in 

 California Q. Donglasii and Q. densiflora (Brendel). 



" In this year " (Mann), (iaudichaud re-visiting the Hawaiian Islands, now in the Bonite. 



" 1827, Aug. [6th " (Maunder), treaty between Britain, France, and Russia for closing the war in 



* Gciun nudum. Coarser and more leafy than G. Virginianum, with minute linear greenish 

 petals : named by Nuttall, but not described ; observed by him, — and myself on the flanks of the 

 White mountains; afterwards by myself near Salem. 



\ Ambrosia tcuuifolia of "South America." From transported specimens described by Sprengel 

 — (A. Dec). Observed by Godron for more than ten years at Cette, about a vine planted on ship's 

 ballast. 



Myrsine dcpcndi us of the mountains of Caraccas and Peru. Described by Sprengel, — known 

 to grow on the Silla de Caraccas and the mountains of Peru, but has not been found on intervening 

 mountains (A. Dec). 



{ Impatiens parviplora of the Altaian mountains. Described by Ledebour. — Transported to 

 Europe, became a weed in a garden at Geneva from " 1S31," extending into the vicinity, and reaching 

 Dresden prior to " 1851 " (Burkh., and A. Dec). 



§ Helichrysuiu fectidum of Austral Africa. Transported to Europe, described by Cassini ; — and 

 for several years observed by Lejolis naturalized in the environs of Cherbourg (A. Dec). 



