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SUPPLEMENT.

Cruoia'ce;e.

Cheiranthus Chelri fruticuiosiis. Page 313. line 7., after “ wallflower,” add“ (the leaves of which are sometimes spotted with MacrosporiumCheiranthi Fr.)”

I beris seinpervirens. 313. 1. 11., after the full stop, add : “ A plant of I. sem-pervirens, in the Trinity College Botanic Garden, Dublin, which wasplanted out in 1809, had, in 1837, attained the height of 3 ft. in thecentre, and formed a hemispherical tuft, which, if it had not been con-stantly cut in every year, would have been several yards in diameter.It flowers in the month of May, and, at that season, resembles a heapof snow.”

Cista' CE/E.

317. 1. 15., after the full stop, add: “ Antennaria cistophila Fr. is found on theleaves of some of the species.”

C istus latifolius. 327. 1. 22., add : “ There is a plant of this Cistus in the

Horticultural Society’s Garden.”

Helidrdhemum umbellatmn. 329. last line, add : “ There are plants in the Hor-ticultural Society’s Garden, raised from seeds collected near Paris.”

PoLYGALA'cEiE.

P olygala Chanuebuxus. 356. 1. 9., after “ Switzerland,” add : “ On the lime-stone rocks, on the road from Zurich to Zug, it is very fine and abun-dant.” After “ rocky situations,” add “ generally.”

jHalva'ce.e.

Hibiscus syriacus. 362.1. 2., from the bottom, after full stop,add: “ Sphm'ria Hibisci Schwcin. is found on theleaves.”

363. before App. I ., add : “ M aha Munrokne. D. Don, Bot.

Reg., t. 1306., and our fig. 2411., is a hardy suffru-tescent plant, from 1 ft. to 2 ft. high, a native of Co-lumbia, introduced into England in 1828, and pro-ducing its scarlet flowers from May to October.”

PlLIA'CEtE.

Tilia. 364.1. 17., add to “Derivation “ The French derivetheir name tilleul from tattler ; either because the treebears pruning well, or because the wood may beeasily carved into any required form. The ancientGerman name of bast holtz, literally bark wood, isevidently derived from the use made of the bark ofthe lime in forming mats.”

1. 25., add to “ Gen. Char., after the full stop:

“ Host, in his Flora Aust., has described 14 species;viz., T. ritifolia, T. corylifolia, T. grandifolia Sm.,

T. corallina (syn. T. europm'a Hook. Lond.), T.mutabilis, T. latibracteata, T. prm'cox, T. pyramidalis,

T. intermedia, T. tenuifdlia, T. obliqua, T. europas'a Sm., T. parvi-folia Sm., T. argentea (syn. alba Wald, et Kit., icon., t. 3.). Host alsoobserves that he has always found the calyx 6-sepaled, and the corolla12-petaled.”

T. europce x a. 368., before the paragraph headed “ Properties and Uses”insert:—

“ Remarkable Trees. In the middle ages, during the struggles of the Swissand Flemish people to recover their liberty, it was their custom to plant alime tree on the field of every battle that they gained over their oppressors ;and many of these trees, particularly those planted by the Swiss in com-memoration of their victories over Charles the Bold, are still remaining (seep. 162.), and have been the theme of many ballads.

“ Evelyn, in his Sylva, mentions some large lime trees ‘ at Basil, and that a

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