550 
THE DICTIONARY OF GARDENING. 
Grevillea—continued. 
sided. J. rigid, pinnate, having three to nine pairs of linear 
segments. 1886. (B. M. 6879.) 
G. Thelemanniana splendens (splendid). //. crimson, larger 
than in the type; spikes short, dense, recurved. /. bipinnatifid, 
rigid; segments linear. 1883. (R. H. 1882, p. 456.) 
GUZMANNIA BULLIANA. A synonym of Cara- 
guata angustifolia (which see). 
GYMNOGRAMME. ‘To the species and varieties 
described on pp. 104-5, Vol. II., the following should now 
be added : 
G. calomelanos chrysophylla grandiceps (large-crested). 
A fine, crested variety. 
G. farinifera (farina-bearing). cau. short. sti. quadrangular, 
channelled, blackish, minutely white-dotted. jronds white 
beneath, mealy above. 1886. One of the numerous varieties of 
G. calomelanos. (I. H. 1886, 604.) 
G. Laucheana grandiceps (Lauche’s, large-headed). fronds 
elongated, bipinnate, terminating in a broadly tasselled, drooping 
apex, the under surface clothed with palish-yellow meal; seg- 
ments blunt at the end. 1882. A garden form of G. calomelanos. 
The most striking of all the Gold Ferns. 
G. Pearcei robusta (stout).* j/ronds narrower at the base and 
more elongated towards the apex than in the type. 1888. 
Plant larger in all its parts. 
GYMNOTERPE. A synonym of Tapeinanthus 
(which see). 
GYNOPOGON. A synonym of Alyxia (which see). 
HABENARIA. Syn. Sieberia. Flowers spicate 
or racemose; sepals sub-equal, free, or cohering towards 
the base ; petals often smaller, sometimes deeply two-lobed; 
lip continuous and often very shortly connate with the 
column, having a short or long spur, and a spreading or 
pendulous, undivided or three to five-lobed lamina, the 
lateral lobes sometimes pectinate-fringed or ciliated; 
column very short. ‘To the species described on p. 107, 
Vol. II., the fo'lowing should now be added: 
H. incisa (cut). . rich purple, small, fragrant, thickly set in 
oblong, terminal racemes. June. J., cauline ones obtusely 
lanceolate, deep green. h. 1ft. to 1}ft. North America, 1826. 
Syyv. Platanthera incisa. 
H. macrantha (large-flowered). jl., sepals and petals dark 
brown; lip purplish-lilac; marked with darker streaks and 
freckles, roundish ; spike six to ten-flowered. J. sheathing, three- 
nerved. Sierra Leone, 1886. Stove. SYN. Gymnadenia ma- 
crantha. 
H. militaris (military). j., lateral sepals green, oblong, acute, 
reflexed and revolute; petals green, strongly adhering to the 
green dorsal sepal, forming a cucullate-navicular helmet; lip 
scarlet, the side lobes oblong-dolabriform, spreading, the front 
lobe bifid; raceme lax. J. linear, acute, 8in, to Yin. long, Jin. 
broad. kh. 1ft. or more. Cochin China, 1886. Stove. (W. O. A. 
vi. 281.) 
HABRANTHUS. The following plant is classed as 
a form of Hippeastrum Bagnoldi by Mr. Baker, in his 
recent revision of the Amaryllidec. 
H. punctatus (dotted). ., perianth drooping, funnel-shaped, 
the tube green, the segments milky-white, with beautiful red 
dots, spreading, revolute at apex, all equal; spathe two-leaved, 
green, herbaceous. J. at the time of flowering none. Chili, 1885, 
(R. G. 1163, f. 3.) 
HE MANTHUS. To the species described on p. 108, 
Vol. IL., the following should now be added: 
H. Bauerii (Bauer's). /l. white, a little shorter than the bracts; 
bracts white, ciliated, broadly obovate ; umbelsub-sessile between 
the leaves. J. two, sub-orbicular, dark green, 5in. to 6in. long 
and broad, spreading on the ground. Kaffraria, 1886. A hand- 
some, dwarf, greenhouse species. (B. M. 6875.) 
HEMARIA. Sepals equal, free, the dorsal one erect, 
connivent or coherent with the petals in a hood, the lateral 
ones spreading ; lip affixed to the base of the short column. 
To the species described on p. 108, Vol. II., the following 
variety should now be added: 
H. discolor Dawsonianus (Dawson's). The correct name of 
the plant described on p. 81, Vol. L, as Anactochilus Daw- 
sOnvanus. 
HAKEA. To the species described on p. 109, Vol. II., 
the following should now be added: 
H. laurina (Laurel-like). /l. rosy-lilac, in dense, globular, sessile, 
axillary clusters ; pedicels about jin. long. Summer. /. narrowly 
Hakea—continued. 
elliptic-oblong or oblong-lanceolate, long-petiolate, 4in. to 6in. 
long, and (as well as the branches) hoary-tomentose or glabrous. 
h. 10ft. to S0ft. 1830. (G. C. n.s., xxv., p. 149.) 
HAPLOCARPHA (from haploos, single, and karphe, 
chaff ; in allusion to the one-rowed, chaffy pappus). Orb. 
Composite. A genus comprising four species of green- 
house or half-hardy, almost stemless, perennial herbs, 
natives of South Africa, one extending into tropical re- 
gions. Flower-heads yellow, rather large, solitary, hetero- 
gamous, radiate; involucre hemispherical, the bracts in 
many series; receptacle flat or convex, naked or slightly 
fimbrilliferous; ray florets ligulate, spreading, entire or 
minutely three-toothed; achenes turbinate. Leaves 
radical, entire or toothed, cano-tomentose or woolly 
beneath. H. Leichtlinii, the only species in cultivation, 
is a showy, free-flowering plant, requiring protection 
during the winter. It thrives in any fairly good soil. 
From the crown are produced numerous short shoots, 
which all flower; and by making cuttings of these the 
plant may be propagated. 
H. Leichtlinii (Leichtlin’s). 7.-heads 2in. to 2hin. in diameter ; 
involucral scales free, the outer ones cobwebby-tomentose, the 
inner ones tipped dull purple ; ray florets stained purple beneath, 
the disk of a deeper yellow; scape lft. long. J. 6in. to 12in. long, 
2in. to 2iin. broad, lyrate-pinnatisect. 1883. Syn. Gorteria 
acwulis (of gardens). 
HEDERA. To the varieties of H. Helix described on 
pp. 120-2, Vol. II., the following should now be added: 
H. maderensis variegata (Madeira, variegated). J. deep 
green, with broad, silvery variegation. 1888. A fine form. 
HEDYCHIUM. Flowers disposed in a terminal 
thyrse ; calyx tubular, three-toothed; corolla tube elon- 
gated, the lobes narrow, equal, spreading. Stems erect, 
leafy, usually tall. To the species described on p. 123, 
Vol. IL, the following should now be added: 
H. peregrinum (foreign). l., calyx l}in. long; corolla tube 
slender, 2{in. long, the petals light yellowish-green, very narrow, 
liin. long, the lip white, 14sin. long; outer bracts pale brown; 
spike 6in. long. J., lower ones 4in. to 8in. long, elliptic, acute or 
acuminate, rounded at base; upper ones lft. to lift. long, 
lanceolate or elliptic-lanceolate. Stem 3ft. to 4ft. high, leafy. 
Madagascar, 1885. 
HEDYSARUM. To the species described on p. 123, 
Vol. II., the following should now be added: 
H. microcalyx (small-calyxed). 1. bright violet-red, shortly 
pedicellate, lin. long; calyx small, five-toothed ; standard 
narrowly oblong-obovate, emarginate, equalling the narrow-linear 
wings; racemes axillary, sometimes lft. long, many-flowered ; 
peduncles very long. June. J. 1ft. long or less; pinne eight to 
ten pairs, jin. to l4in. long, opposite, petiolulate, oblong or 
ovate-oblong. Himalayas, 1887. A tall sub-shrub. (B. M. 6931.) 
H. multijugum (many-paired). jl. pale vermilion-pink, disposed 
in axillary, eight to ten-flowered racemes, which are longer then 
the leaves. J., leaflets twenty to forty, alternate, obovate or 
oblong, obtuse, silky-pilose beneath; petioles (and branches) 
silky-pilose. h. 2ft. to 5ft. South Mongolia, 1883. (R. G. 1122.) 
HELENIUM. To the species described on p. 124, 
Vol. II., the following should now be added : 
H. grandiflorum (large-flowered). jj. larger, deeper in colour, 
and possessed of a blacker disk than those of H. pwmilwim, which 
the whole plant resembles. 
H. pumilum (dwarf). //l.-Aeads yellow ; involucral scales spread- 
ing, lanceolate. August. 1. oblong, nearly entire. A.1ft. North 
America. 
HELIANTHUS. To the species described on 
pp. 126-7, Vol. II., the following should now be added: 
H. cucumerifolius (Cucumis-leaved). /l.-heads yellow, large, 
radiate. Summer. J. triangular-ovate, wavy, coarsely toothed, 
sub-cordate at base. 1883. Annual. 
H. japonicus (Japanese). /l.-heads golden-yellow. Autumn. 
Perennial. 
HELICODEA PORTEANA. See Billbergia 
Porteana. 
HELICONIA. To the species described on pp. 128-30, 
Vol. IT., the following should now be added: 
H. nitens (shining). J. obliquely oblong-ovate, bright satiny- 
green. Mexico, 1883. A small, neat species. 
H. viride (green). /. 1}{t. to 2ft. long, 6in. broad, pale green 
Polynesia, 1883. A fine plant, of graceful habit. 
