The annexed List enumerates the different species now in cultivation at Woburn Abbey.

ICOSANDRIA MONOGYNIA.

CACTEÆ, DC.

MAMMILLA'RIA. MAMMILLA'RIA. Cal. superior, coloured, 5-8-lobed. Cor. of 5-8 petals, united in a short tube. Stam-filiform. Style thread-shaped. Stigma 4-7 cleft. Berry smooth, seeds small and numerous. The flowers are produced from the axillæ, or base, of the mammillæ, or teats, and the seed vessels appearing the following year.

I. FLAVISPINÆ.

Systematic
Name.
English
Name.
Form of
Stems, &c.
No. and Colour
of Spines.
Col. of
Flower.
Native
Country.
Year of
Introduc.
lanífera, DC. wool-bearing stem-glob.spines 10-12. ye. rigid.re.Mexico1823 D.S..
*divarícatadivaricatedstm. cyl. forkedsp. ext. wh. centr. ye.pk........... D.S..
Andréæ Ott.Andrea'sstm. cyl.-obov.sp. ext. wh. centr. 6 ye... ......1835 D.S..
cuneiflóra Hitch.wedge-fld.stm. subcyl.sp. ext. wh. centr. 6 ye............. D.S..
grándis Hitch.handsomestm. sub-globsp. ext. wh. cent. 6 ye............. D.S..
flavéscens Hitch.yellowstm. obov-cyl.sp. ext. wh. cent. 6 ye. apex re............. D.S..
stramínea Haw.straw col.stm-subcyl.sp. ext. wh. cent. 6-7 wh.ye. S. Am.1811 D.S..
flavescens DC.
chrysacántha Ott.gold-spinedstm. sub-globsp. ext. wh. cent. 6-7 ye. ap. re...——1827 D.S..
cylíndrica Hitch.cylindricalstm. obov-cyl.sp. ext. wh. cent. 6 ye............. D.S..
subcrócea DC.yellowishstm. sub-cyl.sp. ext. wh. cent. 9 li-ye.........1836 D.S..
negléctaneglectedstm. glob.sp. ext. wh. cent. 6-7 ye.........1835 D.S..
rhodántha Ott.rose-fld.stm. sub-cylsp. ext. wh. cent. 6-7 ap. re.........1836 D.S..
atrata Hort.
nívea Wend.whitestm. sub-glob.sp. ext. wh. cent. 4-6 ye.........1834 D.S..
nivòsasnowystm. sub-glob.sp. ext. wh. cent. 6 li-ye.........1835 D.S..
*pulchérrimahandsomestm. sub-cyl.sp. ext. wh. cent. 6 ye. ap.re........... D.S..
dichótomaforkedstm. cyl.sp. ext. wh. cent. 4 ye.pk........... D.S..
*lutéscensyellowishstm. sub-glob.sp. ext. wh. cent. 6 ye. ............ D.S..
eriacántha Ott.wool.-spin.stm. cyl.sp. ext. wh. cent. ye............. D.S..
púlchra B. R.showystm. obl.-cyl.sp. ext. wh. centr. 4 ye.ro........... D.S..

II. FULVISPINÆ.

Systematic
Name.
English
Name.
Form of
Stems, &c.
No. and Colour
of Spines.
Col. of
Flower.
Native
Country.
Year of
Introduc.
fuscáta Ottbrownstm. sub-glob.sp. ext. ye. cent. 4 br...S. Am.1835 D.S..
corioídes Bosch.leather-likestm. glob.sp. ext. wh. cent. 6 br. ye.........—— D.S..
coronáta DC.crownedstm. cyl.sp. ext. wh. cent. 4 li. br.sc.Mexico1828 D.S..
pyramidális Ott.pyramidal.stm. oblg.sp. ext. wh. cent. 4-5. ye. br...———1835 D.S..

III. RUFISPINÆ.

Systematic
Name.
English
Name.
Form of
Stems, &c.
No. and Colour
of Spines.
Col. of
Flower.
Native
Country.
Year of
Introduc.
parvimámma Haw.small teatedstm. sub-globmam. obt. sp. 10-12. dk...S. Am.1817 D.S..
símplex Haw.simplestm. sub-glob.sp. ext. wh. re. cent. 4 re-bk...Missouri1688 D.S..
tentaculátastingingstm. glob.sp. ext. wh. cent. br. re.sc.......1836 D.S..