906 OPUNTIACEAE 
po us bei pn i older joints: spines (as far as known) 
ing: often several a joint: hypanthium obovoid or obconic- 
22 , 2— > Be m. long, slightly: ‘tuberclea: eun diee or LE tinged, the 
outer uid to lanceolate, ong, acute, rho p c-ovate, 
1.5 em. long, stout-poi ed UE bri i A US5- 6.5 wide: 
petals 10—12, about 3 em. long, broadly euneate, abruptly narrowed., oa 
or subtruncate at the apex, mucronate: anthers 2 mm. long: berry obovoid, 
2—2.5 em. long, greenish-purple, even, broadly rounded at the ee the umbili- 
lit e he midd 
Hh 
e 
m 
diamet 
Halifax River to the St. Mary’s River, Fla. 
14. O. polycarpa Small. Plant erect, 1 m. tall or less, copiously and diffusely 
branehed, often in large colonies or patches: joints elliptie, narrowly in a 
elliptic or sometimes broadly so, more or less be E 1-4 dm. long, 
bright-green: leaves subulate, 3-7 mm. long, or so es longer, TE 
and more or less curved upy ward, often purple- ii poros nied by very 
fine bristles, with or withou spines: areolae seattered, often prominently 
ristly: spines, when p r n e- 
late, 6—15 mm. long, acute, the intermediate lanceolate, the inner nearly or quite 
as wi ide as long, more or less rhombic, sometimes broadly shouldered and nar- 
poe a as NU tip: corolla bright-yellow, 6.5-7.5 em. wide; petals about dei 
th 
long, purple or reddish-purple, even, rounde d or slightly bords at the um 
the umbilieus flattish and shallowly pitted at the center: seeds, numerous, about 
in diameter, rather wide-margi ned, somewhat aoe ae —Coastal eue 
from the mouth of the Saint John's River to the Halifax Rives and o 
reed islands of the Cape Romano region, also locally in the interior, Fla. 
15. O. nitens Small. Plant 1 m. tall or less, more or bd Ep spreading, 
with long fibrous roots: joints mostly o obovate, 6—15 em. long, thickish, rur 
not glaucous, shining, sometimes sli ghtly i twist ed: eee short-subulate, 3-5 
mm. long, ascending: areolae often prominent on account of the a 
coarse bristles, mostly armed: spines solitary or 2—4 together, brown with 
a 
light tip, becoming dark-gray with a brown tip when dry, most of the longer 
ones 2-3 cm. long: flowers dually several to a joint: hypanthium E 
about 3 em. long: sepals green, dd outer subulate or lanceolate to triangular- 
lanceolate, 6-16 mm. long, the inner rhombic ee to broadly rhombic-cuneate, 
1.5-2 em. lon ng, all acute: corolla light-yellow, rotate, 5.5-6.5 em. wide; petals 
br Ed euneate-obovate, 2.5-3 long, roun n e piae at the apex, 
mueronate, rather broad at the po e: anther 2.5 long: berry 
elavate-obovoid, about 4 em. long, purple, the PEN like bce much shorter 
than the body, the umbilicus concav umerous, about 4 m n diam- 
eter, very turgid.—Hammocks, on shell- ida along the dona cu of the 
Ha lifax River, Fla. 
O. austrina Small. Plant erect, 1 m. tall or less, irregularly branched, 
tuberous: joints broad, bo al or subo dp varying to obovate e 
elliptie, thinnish, 5-10 e eu) or rarely longer, deep-green or bright-green: 
leaves stout- subula te, 4—7 mm ong ascending, usually aecompanied by spines; 
green or pp. inged: areo olae r prominent, the in and upper ones 
usually armed: spines slender- oa yellowish or reddish, at maturity white 
or light- n when d pale-brown when wet, solitary or 9 ccm. hypan- 
