_Systematic No. and Colour of Col. of Native Year of Name. Spines. Flower. Country. Introduc._ ----------------+----------------------+-------+--------+---------- Gilliesii sp. 20 transp. .. Mexico 1830 D.S.S.

formosus H. ang. sp. 15-18. re. br. .. ------ .... D.S.S.

*thelephorus sp. 12-15 ye. br. .. ...... 1834 D.S.S.

gladiatus DC. sp. 10. centr .3 elon. .. ...... 1836 D.S.S.

POLYACANTHI.

VI. CYLINDRACEI ACULEIS RIGIDIS.

_Systematic English Form of Name. Name. Stems, &c._ ------------------+-----------------+----------- exsculptus Ott. exsculpted ribs 16.

*Anconia.n.u.s Anconian ribs 16.

*spinosissimus many-sp. ribs 14-15.

*echinatus hedge-hog. lik. ribs 19.

*oxyacanthus sharp-sp. ribs 16.

*cylindricus cylindrical ribs 12. 18.

_Systematic No. and Colour of Col. of Native Year of Name. Spines. Flower. Country. Introduc._ ---------------+----------------------+--------+--------+----------- exsculptus sp. dense ye. apex .. ...... 1836 D.S.S.

Ott. br.

*Anconia.n.u.s sp. ext. wh. cent. 4. .. Ancona 1834 D.S.S.

dk. br.

*spinosissimus sp. ext. wh. c. 7-8. .. ...... ---- D.S.S.

re. br. elon.

*echinatus sp. li. br. elong. .. Mexico 1830 D.S.S.

*oxyacanthus sp. ext. ye. cent. .. ...... ---- D.S.S.

9-10. re. br.

*cylindricus sp. ext. wh. cent. .. Mexico 1836 D.S.S.

li. br.

VII. ALBISETI.

_Systematic English Form of Name. Name. Stems, &c._ ------------------+-----------------+----------- scpa Ott. broom. stm. cyl.

_spinis-albis_ _white-spined_

_Systematic No. and Colour of Col. of Native Year of Name. Spines. Flower. Country. Introduc._ ----------------+---------------------+-------+--------+---------- scpa Ott. sp. den. ex. wh. ct. _ye._ Brazil 1826 D.S.S.

1-3. dk. pu.

_spinis-albis_ .. .. .. .. _ye._ ------ 1836 D.S.S.

_CE'REUS. CE'REUS_. Cal. of many leaves, imbricated on an elongated tube, exterior sepals short, the middle and inner ones coloured and petal-like. Stam. numerous. Style filiform, the apex many parted. Berry tuberculated, and scaly.

I. GLOBOSI.

_Systematic English Form of Name. Name. Stems, &c._ ---------------------------+-----------------+----------- oxygonus Ott. furrowed ribs 13-15.

_Echin. sulcatus._ Hort Eyriesii Turp. Eyries's. ribs 16.

_Echin. Eyriesi._ turbinatus Pfr. turbinated ribs 16.

_Echin. turbinatus_ Hort.

multiplex Ott. many-fold. ribs 13.

_Echin. multiplex_ leucanthus Gill. white ribs 8-9.

_Echin. ambiguus hort. Melocact. ambiguus._ Ht.

tubiflorus Pfr. tube-fld. ribs 12.

_Echin. tubiflorus_ Hort.

_Systematic No. and Colour of Col. of Native Year of Name. Spines. Flower. Country. Introduc._ ------------------+------------------+---------+--------+----------- oxygonus Ott. sp. ext. wh. _pk._ Brazil 1829 D.S.S.

cent. br.

_Echin. sulcatus._ Hort.

Eyriesii Turp. sp. bk. toment. _wh. gr._ ...... ---- D.S.S.

short.

_Echin. Eyriesi._ turbinatus Pfr. sp. ext. wh. .. ...... 1835 D.S.S.

cent. br.

_Echin. turbinatus_ Hort.

multiplex Ott. sp. ye. apex _ca. sc._ ...... 1830 D.S.S.

br.

_Echin. multiplex_ leucanthus Gill. sp. br. _wh. pu._ ...... ---- D.S.S.

recurv.

_Echin. ambiguus hort. Melocact. ambiguus._ Ht.

tubiflorus Pfr. sp. 7-9. ye. _wh._ ...... ---- D.S.S.

ba & ap. bk.

_Echin. tubiflorus_ Hort.

II. MACRACANTHI.

_Caule erecto subobovato._

_Systematic English Form of Name. Name. Stems, &c._ ------------------+-----------------+--------------- candicans white 9-an. ribs obt.

macracanthus large-sp. 9-an. ribs obt.

ochroleucus ochre-col. 12-an. r. obt.

Chiloensis Colla Chil[oe] 10-an. r. obt.

_fl.-luteo._ _yellow-flo._ Chiloensoides chilo.-like 10-an. r. obt.

_Systematic No. and Colour of Col. of Native Year of Name. Spines. Flower. Country. Introduc._ ----------------+-------------------+--------+--------+---------- candicans sp. 12-15 br. .. ...... ---- D.S.S.

ye.

macracanthus sp. 12-14 br. .. ...... ---- D.S.S.

ye.

ochroleucus sp. br. apex _och._ ...... 1835 D.S.S.

bk.

Chiloensis Colla sp. 12-16. ye. .. Chili 1825 D.S.S.

br.

_fl.-luteo._ _yellow-flo._ _ye._ ------ 1835 D.S.S.

Chiloensoides sp. 10 br. .. ------ .... D.S.S.

pelluc.

III. CAPILLARES.

_Systematic English Form of Name. Name. Stems, &c._ ------------------+-----------------+------------ senilis Haw. grey-headed ribs 20-25