. Ginnala, but small 
a— a ae S hose 
A. sempervirens (evergreen). Synonymous with A. hetero- 
phyllum. 
A. spicatum (spiked). Synonymous with A. montanum. 
A, striatum (striated). Synonymous with A. pennsylvanicum. 
A. tartaricum (Tartarian).* fl. white, on crowded, erect, com- 
pound racemes. May. l more or less cordate, acuminated, 
serrated, with obsolete lobes. A. 20ft. 1759. This species is 
one of the first to expand its leaves in spring. 
A. tomentosum (tomentose). Synonymous with A. dasycarpum, 
A. tripartitum (three-parted). Synonymous with A, glabrum. 
A. Van Volxemii (Van Volxem’s), f/f. not known in England. 
l palmately three to five-lobed, very large, light DAE above, 
hy 4 and quite glabrous beneath. Caucasus, 187 Distinct 
. and fine, 
A. villosum (hairy). fragrant, on lateral racemes. April. 
Buds, fruit, and ott ioe , villous. l. cordate, five- ied. 
rP yillous beneath ag wou ze m es; lobes ovate acute. h. 
2 Himalaya, at high elevations. ot hardy. 
í &. virginianum (Virginian). Setodear tt with A. dasycarpum. 
rt `” ACERACEH. An order of very ornamental hardy 
trees, of which the sycamore and maple are well-known 
representatives. i 
a, without, and keras, a horn; the lip 
. ORD. Orchidaceæ. An interesting genus 
of terrestrial orchids. Calyx of three ovate, equal, con- 
verging sepals; petals two, narrow, oblong; lip spurless, 
much longer than the calyx, narrow, oblong, with four linear 
lobes. The most interesting species is the native one. 
Indigenous to dry, chalky pastures in the south-east of 
England, and it will only thrive in similar soils when grown 
in gardens. Propagated by careful divisions of tubers 
Fic. 10. FLOWER OF ACERAS ANTHROPOPHORA. 
ae Man atang ste 
gh 
EE Bee See 
y e > keras, a horn; the 
stamens being destitute of the terminal bristles so con- 
spicuous in its near ally, Poong ORD. Tiliaceæ. An 
K interesting stove evergreen tree, » very closely allied to Tilia. 
It thrives well in a mixture of loam and peat, and is in- 
creased by ripe cuttings, which root readily if placed in 
sand, under a hand glass, in heat. 
A. oppositifolium (opposite- sviit Š A. white, on_terminsl 
three-flowered peduncles. June. t ong, 
ian a with a few mucronated teeth h. Amboyna, 
ACEROSE, ACEROSUS. Needle-pointed, tine, and 
slender, with a sharp point. 
ACETARIOUS. An adjective applied to plants used 
salads. 
ACEUS. A termination expressing a resemblance to 
the thing whose name it terminates— foliaceus, leaf-like, 
of the texture of a leaf or folium. 
; ACHANIA. See Malvaviscus. 
„ASHENE. A hard, dry, one-seeded, superior seed- 
“ACHERONTIA aTRoros. See Sphinx Atropos. 
ACHILLEA (named after. who is said to have 
= idan ao theca this plant). Milfoil. 
tone an a ge genus, containing numerou — 
small, eorymbove  involucra 
AN ENCYCLOPADIA OF HORTICULTURE. 11 
Acer—continued. Achillea— continued. 
A. & Semenevi (Semenov's).* é ar r graceful net gaan -a scales oblong, often with a shrivelled ap) Recep- 
tacle “with membranous scales, chaff. Ray 
florets few, sometimes rather large and showy. Pappus, 
none. All the species are easily cultivated in ordinary 
garden soil. A. Eupatorium, and other large growing kinds, 
are well suited for borders or groups, wbilst the. the alpine 
section should be planted on the rockery. A great number 
of species, although excellent for naturalising in rough 
shrubberies, are totally unfitted for garden culture. The 
species number about fifty. Propagated during spring, by 
pes: See ta cuttings, and seeds. 
ti h w 
cele E yt 
wows l. pinnate ; leafiets obtusely lanceolate, serrate, silvery 
white, 6in. to 8in. long. h. 1pft. to 24ft. gg 1640. Handsome 
perennial, thriving best in a warm position. 
A. Eom q'asan. a -leaved).* _jl.-heads ae gaan — Bno m 
-e tte 6in. e pe e a 
Greece. pennn e veia paeet mat 
asplenifolia asplenium * heads rose-coloured small. 
“a acom abarca ge ng ag eat gt l lower ones stalked, 
Pinnatitd lobes a ay upper ones pinnate. h. 18in. North 
A. atrata (black. * f.-heads white. ano l, in a rosette, 
saan cone pa — coda epg 
on A aurea (olde ~ : ect and agama.” E umn. anger than ine yd 
eae ce with tivwhich mnachos i 
t tufted. hurraaga tepme e: 
Fic. 11. ACHILLEA Oravan powme Habit and detached — 
a Clavenna’s).* fl.-heads in neat and compact 
Sak omni : ape segments linear, 
ia amdi denticulated at the h. 16in, ‘Austria, 1656: 
Avery neat and pretiy species, ba Aike pori ia p 
hoary appearance. 
-heads s : < 
er > or naga Agee f de whililah yellow. July. kun 
Fic. 12. ACHILLEA EUPATORIUM, showing H: 
. Flower- 
A. Eupatorium (fern-leaved).* brilliant yellow, in 
PE 
. June 
linear, pinnate, lobed and 3 
