Tab. 4332. 
ISOPOGON SPHJEROCEPHALUS. 
Mound-headed Isopogon. 
Nat. Ord. PROTEACEiE.—T etrandria Monogynia. 
Gen. Char. Feriantkium quadrifidum, tubo gracili diutius persistente. Squama: 
nuUse hypogynae. Stylus totus deciduus. Stigma fusifonne v. cylindraceum. 
Nux sessilis, ventricosa, undique comosa.—Prutices rigidi. Polia glabra, plana 
v.Jiliformia, divisa v. integerrima. Capitula terminalia, raro axillaria. Mores 
modo densissime imbricati, strobilo globoso ; modo fastigiati, receptaculo communi 
planiusculo subinvolucrato, paleis deciduis congestis. Br. 
IsopoGON spheerocephalm ; ramis patenti-pilosis tomentosisquej folds lineari- 
lanceolatis mucromdatis nervosis puberubs scabriusculis, strobiJis termina- 
libus (rarius et axillaribus) sessilibus subglobosis, squamis ovatis acumi- 
natis villosis, calycis tubo glabro lobis crispato-\illosis, stigmate articulato, 
articulo inferiore breviore turbinato stuposo superiore subulate glabro apice 
subdilatato excavate. Nees. 
IsopoGON sphaerocephalus. Lindl. Swan Biv. Bot. p.\:d\. Nees iti Plant. 
Preis. p. 508. 
A free growing Greenhouse shrub, of which the seeds, from 
the Swan River, sent by Mr. James Drummond, were reared in 
the Royal Gardens of Kew. It there flowers in the spring 
months, and attains a height of three to four feet. 
Descr. a woody shrub, with stout, terete branches, the 
younger ones downy and clothed with rather long spreading 
hairs. Leaves scattered, three to four inches long, broad, linear 
or linear-lanceolate, broadest above the middle, obtuse, mucro- 
nate, sessile, downy or rather silky, especially at the margins, 
which are hence ciliated: the texture is harsh, rigid, rather dull 
green, with a costa and oblique parallel nerves, everywhere 
quite entire. Heads of flowers terminal, solitaiy or more fre¬ 
quently clustered, and then the lower heads are subtended by a 
leaf. Mractea^ ovate, acute, concave, shaggy with hair. Flowers 
dense, yellow. Tube of the perianth slender, villous at the base, 
the rest glabrous: laciniw spathulate, soon reflexed, externally 
very villo\is. Stamens lodged one in the hollow of each segment 
OCTOBER 1st, 1817. 
