THE DICTIONARY, OF GARDENING, 
Opuntia—continued. 
bricks under them, in imitation of artificial rockwork.” 
All the species mentioned require greenhouse treatment, 
except where otherwise stated. Probably several others 
would succeed in the open, in addition to those marked 
hardy. y- 
O. andicola (Andine). Plant much-branched ; zds Cucumber- 
like, elongated, attenuated at apex, shining brownish-green in 
colour, at length woody ;are olæ somewhat crowded, setose ; 
prickles three or four, sub-rigid, slender, and one or two long 
ones, white. Andes of Chili. 
ir (arborescent).* jl. beautiful purple, 2sin. to Sin. in 
diameter ; oigh Summer. fr. about lin. long. Stems 
about 5ft. Bigh (said to attain a height of 20ft. or at its 
ts); tubercles green, 3 compressed, cristate, 
elevated, zin. long; spines very variable in number and size. 
Mexico, &. 
O. Auberi (Auber’s). Plant erect, large; joints glaucescent, thick, 
oblong-ovate, with repand margins; areolæ remote; prickles 
mostly four, white, angular, one or two larger than the rest. 
O. aurantiaca ( e). jl. orange-yellow. Joints linear or 
- — Jinear-lanceolate, divaricate, compressed at apex, terete at base, 
e ‘marked with dark green spots around the areole ; areole large 
white-tomentose; spines unequal, the three longer ones 
> rigid, brown, divergent, the two or three shorter — white. 
l Chili, 1824. (B. R. 1606.) 
Fie. 750. OPUNTIA BASILARIS, 
O. basilaris (base-branching). . rose-purple, large. Summer. fr, 
2 deeply umbilicated. Stems — — on “te 
— ; — a — z fan-shaped ; 
close, densely covered wi 0 rown bristl — 
fornia, Arizona, &. See Fig. 750. ies i * 
Fig. 751. OPUNTIA BOLIVIANA. 
Opuntia —continued. 
0. Bigelovii (Bigelow’s).* Branches forming a dense head 
younger joints erect, adpressed, fragile, often shaken off by the 
wind, and covering the soil around, taking root everywhere, or 
sticking to the clothes of the passers-by, like burrs” (Engel- 
mann). Joints 2in. to 6in. long, fresh light green, covered with 
the small, almost hemispherical tubercles, which are arranged 
mostly in thirteen spirals. h. 10ft. to 12ft. Colorado. 
O. boliviana (Bolivian). Stem articulated, sub-erect ; joints 2in. 
to 24in. long, ovate-oblong, smooth, very pale green, becoming 
yellowish with age ; tubercles round, young ones greyish-yellow; 
rickles Sin. to 4in. long, flexible, white, sub-pellucid. h. over lft. , 
livia. See Fig. 751. - 
Fig. 752. OPUNTIA BRACHYARTHRA. 
O. brachyarthra (short-jointed), fi. small: stigmas five. Plant 
ascendent ; joints ovate or orbiculate, tumid, often sub-globose, 
tubercled ; tubercles crowded 5 prickles in groups of from three 
to five. See Fig. 752. i 
O. braziliensis (Brazilian).* f. bright lemon-yellow, lin. to 14in. 
in diameter; petals imbricated, sub-patent,.the outer ones short, 
thick, and fleshy, the inner ones from żin. to lin. long. May and 
June. fr. transparent-yellow, sub-globose, with dense fascicles 
of chestnut-coloured bristles. Branches horizontal or declining, 
spiny ; ultimate joints obovate or obovate-oblong. h. 10ft. to 30ft. 
Brazil, 1816. (B. M. 3293.) 
O. candelabriformis (candelabrum-shaped). Plant sub-erect ; 
joints obovate or elliptic, glaucous-green; areolæ somewhat 
. 2 prickles four or five, white, and one very long one. 
exico. à 
O. cochinellifera (Cochineal-bearing). A synonym of Nopalea 
coceinellifera. : 
O. cerrugata (wrinkled). f. reddish-yellow, August. Stem 
articulated ; ‘ants cylindrical, green; areole crowded; 
prickles pale tomentose, the upper ones very minute and 
setaceo the lower ones six to eight, white, and elongated. 
h. Akt. ili, 1824, 
O. crinifera (hair-bearing). Plant sub-erect; joints ovate or 
elongated, slender, greenish ; areola somewhat crowded, white, 
convex ; lower prickles three or four, slender, slightly rigid, red- 
dish ; upper ones copious, white, long, silky. Brazil, 1846. 
O. curassavica (Curassoa). jl. yellow. June. Plant sub- 
erect; joints fragile, cylindrico-ventricose, compressed, dark 
green, much divaricated; areole crowded, white-tomentose, 
slightly woolly; prickles three to five, unequal, dark, eventually 
becoming white, acutely pungent. A. 6ft. Curassoa, 1690. 
There are several varieties of this species. 
O. cylindrica (cylindrical).* A. scarlet, lin. in diameter, incon- 
spicuous, several together just below the ends of the branches ; 
tals short, erect. fr. pale yellowish-green, 2in. long, lin. 
road, b. deciduous, zin. long, cylindrical, acute. Stems several 
cylindrical, the main one 6ft. or more high, all thickly armed 
pg Mae 5 white, fine, but not long, spines. Peru, 1799. 
O. Davisii ( ** fl. of a remarkable bronzy-greenish colour, 
2in. in diam . Stems tuberculate-terete, Jin. in diameter; 
spines five or six in a tuft, about 4in. long. New Mexico, 1883. 
A small, shrubby species. (B. M. 6652.) 
O. decipiens (deceptive). Plant erect, branched, green; branches 
spreading, cylindrical, attenuated at base; tubercles few, some- 
what spirally disposed; areole small; central prickles yellow, 
tunicated, spreading-deflexed, the fest (three or four) smaller, 
somewhat radiating. Mexico. 
O. Dillenii (Dillenius’). AH. yellow. September. Plant erect; 
joints obovate-rotundate, undulated, glaucous; areole clothed 
aces Pragi 1 Yd — tomentum ; prickles divaricate, 
yellowish, three to five small ones, and one strong longer one. 
w 3 5ft. (B. R. 255, under name of "Cactus Bülent.) : 
O. e (spiny-fruited).* A. pas greenish-yellow, about 
ljin. across. Summer. jr. depressed, deeply umbilicate, very 
— A low, much-branched, spreading speces, with ovate- 
clavate joints densely covered with numerous spines, which are 
loosely coated with a whitish, glistening sheath. Colorado, &c. 
O. Engelmanni (Engelmann’s).* fl. yellow, with a reddish 
centre. May and June. Plant la erect, aft. to 6ft. high; j 
obovate. Chihuahua, 1864. Hardy, AA 
