144 
E. HOUSEANA TO E. JUGALIS. 
E. Houseana: (W. V. Fitzgerald) 
Maiden. C.R. Pt. 1. 291; Vol. 
v. 291. 
Tree up to 70 feet high; bark persistent, 
white to greyish-white; juvenile leaves sessile, 
broad; buds ovoid, small, sessile; seed-cups very 
small, goblet-sliaped, (5x6 mm.). Timber 
reddish. One of the largest species in tropical 
W.A. 
E. Howittiana: F. von Mueller. C.R. 
Pt. xxxii. 59; Vol. iv. 59. 
A tree, attaining a height of 100 feet, bark 
rough, Box-like to sub-fibrous; leaves narrow- 
ish; inflorescence paniculate; seed-cups ex¬ 
tremely small, (4x4 mm.). Timber pale, 
fissile. N.Q. 
x E. hybrida: Maiden. C.R. Pt. 
xlii. 48; Vol. v. 48. 
A supposed natural hybrid. Ironbark Box. 
An erect tree, bark hard, corrugated. Seed- 
cups bell-shaped, small, (9x6 mm.). Timber 
hard, interlocked. Rare. Port Jackson district, 
N.S.W. 
E. incrassata: Labillardiere. C.R. Pt. 
vi. 93; Vol. i. 93. 
A medium-sized Mallee, with more or less 
clean stems; juvenile leaves broad; adult leaves 
lanceolate, falcate; buds cylindrical; seed- 
cups barrel-shaped, medium (12x9 mm.). W.A. 
x E. Insizwaensis : Maiden. C.R. Pt. 
lii. 82; Vol. vi. 82. 
A South African hybrid; reputed parents E. 
robusta and (?). A medium-sized tree, with a 
smooth bark; juvenile leaves broadly lanceolate; 
adult leaves narrow to broad-lanceolate; buds in 
threes, sessile, glaucous, ribbed; seed-cups ses¬ 
sile, bell-shaped, ribbed, about ^in. in depth 
and width. Insizwa Plantation, Cape Province. 
E. intermedia: R. T. Baker. C.R. 
Pt. xxxix. 252; Vol. iv. 252; Pt. 
lxii. 66; Vol. vii. 66. 
A medium-sized Bloodwood; bark rough, 
scaly; inflorescence, buds, and seed-cups the 
same as in E. corymbosa. Timber pale pink, 
fissile. Rare. N.S.W., Q. 
E. intertexta: R. T. Baker. C.R. 
Pt. xxxvi. 169; Vol. iv. 169. 
A large tree, up to 80 feet and 3 feet in dia¬ 
meter, sometimes called White Gum. Bark 
blotched and usually rough for about 20 feet 
from the ground; upper part of trunk and 
branches smooth; leaves narrow to broad lanceo¬ 
late; seed-cups small, ovoid, (8x6 mm.). Tim¬ 
ber red, hard, durable. N.S.W., S.A., N.T., 
W.A., Q. 
E. Irbyi : Baker & Smith. C.R. Pt. 
li. 15; Vol. vi. 15. 
A small tree, with a smooth, pale or ashy- 
coloured bark; juvenile leaves sessile, broad, 
ovate; adult leaves narrow to broadly lanceolate; 
buds small, ovoid, acute; seed-cups small, hemis¬ 
pherical, valves slightly protruding, (7 x 8 
mm.). Timber not known. Rare. T. 
E. Isingiana: Maiden. C.R. Pt. 
Ivii. 353; Vol. vi. 353. 
A small shrubby Mallee 4-6 feet high; seed- 
cups large, long-stalked, bell-shaped to barrel¬ 
shaped, (18 x 15 mm.). S.A. 
E. Jacksoni: Maiden. C.R. Pt. 
xliv. 126; Vol. v. 126. 
A large tree, up to 200 feet high; bark fibrous, 
reddish; juvenile leaves broad, ovate; adult 
leaves lanceolate, finely veined; seed-cups spheri¬ 
cal, medium, (9 x 10 mm.). Timber reddish. 
Southern districts of W.A. (See under E. mar- 
ginata, Group i. 7.) 
E. Jenseni: Maiden. C.R. Pt. lvi. 
255; Vol. vi. 255. 
A tree 30-40 feet high; bark rough on trunk 
and branches; leaves more or less glaucous; 
seed-cups very small, (5x5 mm.). Timber red. 
N.T. 
E. Johnston!: Maiden. C.R. Pt. 
lvi. 280; Vol. vi. 280; also Pt. 
xxviii. 160; Vol. iii. 160 (E. 
Muelleri). 
A tall erect tree up to 200 feet high; bark 
smooth, blotched, brown, scaly at base; juvenile 
leaves thick, sessile, orbicular; adult leaves 
lanceolate; buds sessile, in threes, rounded 
slightly ribbed; seed-cups turbinate to hemis¬ 
pherical, valves protruding, medium (9 x 10 
mm.). Timber light red, hard, heavy. T. 
(See under E. Muelleri, Group vi. 68.) 
x E. jugalis: Naudin. C.R. Pt. lii. 
77; Vol. vi. 77. 
A French hybrid; reputed parents E. melail- 
oxylon and ( ?) 
