248 
Leguminose—continued. 
nacee, and among illustrative exotic genera are: Ga- 
drastis, Desmodium, Phaseolus, Robinia, Wistaria, &. 
Cesalpinieew have the corolla imperfectly or not at 
all papilionaceous, sometimes nearly regular, the upper 
or odd petal inside and inclosed by the others. Stamens 
ten, or fewer, commonly distinct. Illustrative genera 
are: Casalpinia, Cercis, Gleditschia, Gymnocladus, &. 
Mimose have regular flowers, with corolla valvate in 
gstivation and exserted; stamens often very numerous. 
Illustrative genera are: Acacia, Albizzia, Mimosa, &e. 
LEIANTHUS (from leios, smooth, and anthos, a 
flower; alluding to the absence of hairs on the flower). 
Including Petasostylis. ORD. - Gentianea. A genus 
comprising ten species of glabrous stove herbs or shrubs, 
allied to Lisianthus, of which five are from the West 
Indies; the rest are natives of Mexico and Central 
America. Flowers yellowish-green or blackish, rarely 
white, often rather large; cymes sometimes loosely tri- 
chotomous, at others in corymbose clusters or umbellate; 
bracts foliaceous, involucrate; corolla narrow, funnel- 
shaped, Leaves opposite, petiolate, sessile, or amplexicaul. 
The species thrive in a compost of sandy peat and loam. 
Propagation may be effected by seeds, sown in a pot, and 
placed on a hotbed; or by cuttings of young shoots, in- 
serted in sandy soil, under a bell glass. 
L. exsertus (exserted), A. yellow; stamens very long, exserted, 
flexnose. J. ovate-lanceolate, pedunculate, trichotomous. West 
Indies, 1793. Shrub, 
Branches fastigiate, 
An evergreen sub-fratescent ann 
Lisianthus longifolius peat R. eig 880). 
È 
Te i 1 W Tanta —— smaller * 1 the type, 
8 Jl. blackish, pendulous ; agria ec 
ee loose. July and A poss ioe arth i tots 
acuminate, three to five-nerved. 
1842. Annual, SYN. Lisianthus nigrescens. 
L. umbellatus 3 
involucrate, axillary. 
nate ; petioles — 
4243.) 
green; umbels many-flowered, 
to Jag. l. obovate-lanceolate, acumi- 
10ft, Jamaica, 1845. Shrub. (B. M. 
A synonym of Melanthium 
(which see). i 
LEIOCHILUS (from leios, smooth, and cheilos, a 
lip; in allusion to the smooth labellum). Erroneously 
spelt Leochilus. Syn. Cryptosacceus, ORD. Orchidee. A 
small genus (four or five species) of stove epiphytal 
orchids, natives of the West Indies, Mexico, and Central 
America, closely allied to Oncidium, but differing in 
having the arms of the column placed below the 
and by the presence of a honey-pore at the base of the 
lip. Flowers usually yellow, small, racemose. Leaves 
oblong or narrow, flat, narrowed into the petiole. For 
culture, &¢., see Oncidium. 
L. carinatus ani 0 terete ; 
Sorel Debt . 5 age a „ 
b, and co coloured dots and streaks on a yee disk ; 
ip yellow, white crests and chestnut spots and et on 
bulbs ovoid, ancipitous, 
l. one to each pseuclo-bulb, ellowish- 
1 Mexico. (Ref, B. ii. 75. 
cochlearis (spoon-shaped). ale 22 or purple. and- . 
variegated ; lip obovate, blunt. Gt eed fe base; oun semi e 
in Svar , erect, simple or divided. 25 short, oblong 
"è le in size, usually exceeded by the scape. West Tepe 182 
(Oncidium o: yellow-green, tinged with 
Nn e ellipti 125 tp lemon-colour, blotched 
e purple. wot bulb ovate or oblong-ovate, 
ek oak with a N — 1 lanceolate, rather 
: scarcely | af, acute, and very obscurely 
ino — 95 1840. . 3845, under name of Oncidium 
L. sanguinolentus (bloody). . crimson. La Guayra, 1842. 
LEIOPHYLLUM (from leios, smooth, and phyllon, 
a leaf ; reterriag to the leaves Mig quite smooth). 
THE DICTIONARY OF GARDENING, f 
when ready, and will k a long time i 
Sand | place. FF 
Leiophyllum continued. 
Myrtle. Syns. Ammyrsine, Dendrium, Fischera. ORD. 
Hricaceꝶ. A small, erect, bushy evergreen shrub, which 
thrives in a peat soil, or a very sandy loam. Propagated 
readily by layers, made in autumn; or by seeds, sown 
in pans and placed in a frame, care being taken never 
to allow them to want water. 
L. buxifolium (Box-leaved).* fl. white, with pink tips and backs 
to petals, disposed in terminal corymbs. May and June. J. small, 
convex, oval, glabrous, shining. . Ein. to lit, New Jersey and 
mountains of Virginia, 1756. SyNs. Ammyrsine buxifolia (under 
which name it is figured in B. R. 531), Ledum bueifolium 
(B. M. 6752). There are two or three distinct forms of this pretty 
little shrub, 
LEIOSPERMUM. A synonym of Weinmannia 
(which see). 
LEIOTULUS. A synonym of Malabaila (which see). — a 
LEITNERIEZ. A small and but little known ‘ 
order of shrubs, allied to the Walnuts, inhabiting Florida 
and Texas. It contains but one genus, Leitneria, and a 
couple of species. 
LEMBOTROPIS SESSILIFOLIUS. A n 
of Cytisus sessilifolius. 
LEMNA (an old Greek name, of uncertain r 
Duckmeat; Duckweed. Orp. Lemnaceæ. A genus c 
prising seven species of small, floating herbs, distributed 
over Europe, Northern Asia, and North America, but 
rare in the tropics, five being natives of Britain. These 
plants are without distinct stems, or real leaves, “ but 
consist of small, leaf-like fronds, either separate, or 
cohering two or three together by their edges, emitting, 
in most species, one or more fibres from their under 
no horticultural value. pretty 
depressa, with its red fruits, tae 
passes in gardens 
under the absurdly wrong name of Fruiting Duckweed. 
LEMNACEZ:. A natural order of very small her- a 
baceous plants, found floating freely on the surface of 
stagnant waters in all climates, but especially in tem- 
perate regions. Flowers achlamydeous, naked, or er 
closed in a spathe, reduced to one or two stamens, 
accompanied by a sessile pistil. Lemnacem are the 
smallest known Phanerogams, and are allied to Aroidew __ 
and Naiadew. There are two genera— Lemna and 
Wolfia—and twenty species. 
LEMON. The fruit of Citrus Limonum (which 
see). 
LEMON BERGAMOTTE. Se Citrus Limetta. 
LEMON GRASS. Several species of Andropogon — 
are called Lemon Grass, viz., A. citratum, A. Nardus, 
sec A. Schenanthus. The proper name of the — = 
species is Ginger Grass. 4 
LEMONTA. Included under Ravenia G see). 
LENS (the classical name). Lentils. — ORD. ; 
minosæ. A small genus (probably of not more l 
or three species) of hardy, dwarf, erect or sub 
en Poets of the Mediterranean region, one of 
em esculenta) being tensively cultivated 
Southern Europe, Northern Aaa and ner 
parts of Asia. It is not much e ited 
country, but will sueceed, if desired, e a chi 
beginning of April, in drills about 1 ft. apart, an A 
plants allowed to grow on the : th the 
to dry in the sun. Seeds may be — 
