XER 
YUC 
tragodgs, 4 . . • Whitish . S. Ev. S. St. Domin. 1759. 
tricSrpum . . . Grn. wht. 7» H. De. S. N. Amer. . 1806 
XkranthkmOm, Tournefort. From xeros, dry, and 
anthemon, a flotv'er ; alluding to the dry nature of 
the flow^'which rdlains its form and colour for 
years. Lthn*. 19, Or. 2, Nat. Or. Gompositx. Plants 
of the ecisiest culture in ^y rjich light soil, 
flnnuum . . . Purple ' -. 7, H. A. S. Eur. . . 1570 
inap^rtum . . . Purple . 7. H. A. S. Eur. . . 1620 
orienUld . . . White. . 7, H. A. Levant . . 1713 
Xbrophvllum, Michaux. From xeros, dry, and phyllon, 
a leaf; in reference to the dry grassy leaves. 
Linn. 6, Or. 3, Nat. Or. Melanthacex. Handsome 
plants when in flower, and, therefore, well worth 
cultivating. They succeed best in a peat border, 
and will, if treated with care, ripen their seeds, 
from which they may be increased, as also by 
dividing the roots. Synonymes ; 1. X. setifolium, 
Helonias asphodelotdes, 2. H. gramtnea. 3. Veratrum 
Sabadilla, Vellozia squamata. 4. Helonias tenax. 
asphodelold^s, 1 . White . . 5, H. Her. P. N. Amer. . 1765 
gramlneum, 2 . . White . . 5, H. Her. P. N. Amer. . 1812 
Sabadilla, 3 . .White. . H. Her. P. Vera Crui . 1830 
tlD&x, 4 . . . White . . 5, H. Her. P. N. Amer. . 1811 
Xbrotes, R. Brown. From xerotes, dryness ; because 
of the aridity of the herbage. Linn. 22, Or. 6, Nat. 
Or. Juncacea. A genus of herbaceous plants. They 
succeed well in light rich soil, and are readily 
propagated by dividing the plants at the root. 
Synonyme ; 1. Lomaria longlfolia. 
arenarU . . . WTit. gm. O. Her. P. N. HolL . 1820 
denticulata . .WhLgrn. O. Her. P. N. Holl. ,1825 
echinata . . . Wht. gm. O. Her. P. N. HoU. . 1824 
fllifOrmls . . . Wht. grn. O. Her. P. N. HolL . 1824 
flexifolia . . .Wht. grn. O. Her. P. N. HolL .1824 
gracilis .... Wht. gm. G. Her. P. N. Holl. . 1823 
hystrix .... Wht. gm. G, Her. P. N. Holl. . 1824 
laxa Wht. gm. G. Her. P. N. Holl. . 1823 
longiffilia, 1 . . Grn. wht. . O. Her. P. N. Holl. . 1796 
monUna . . . Grn. wht. . G. Her. P. N. Holl. . 1824 
miicronata . . . Grn. wht. . G. Her. P. N. Holl. . 1824 
rigida .... Gm. wht . G. Her. P. N. HolL . 1791 
XimbnIsTa, Cavanilles. In honour of Joseph Ximenes, 
a Spanish apothecary. Linn. 19. Or. 2, Nat. Or. 
Composita. Interesting plants, of common culture. 
Synonymes: 1. Coreopsis heterophylla. 2. Simsia 
Jicifolia. 
Cavanillesn, 1 . Yellow . 8, H. B. Mexico. . 1820 
cordata .... Yellow . 9, G. Her. P. Mexico. . 1826 
enceloldes . . . Yellow . 8, G. Her. P. Mexico. . 1795 
fffitlda, 2 . . .Yellow . 8, H. A. Mexico . ,1824 
heterophylla . . Yellow . 7. H. A. Mexico . . 1827 
XimenIa, Linn. In honour of Francis Ximenes, a 
Spanish monk, who wrote a work upon'lhedlcinal 
plants. Linn. 8, Or. 1, Nat. Or. Olacacex. A mix- 
ture of loam and peat suits these plants, and cuttings 
root readily in sand, under a glass, in heat. The 
drupes of X. americana have a sweet, aromatic 
taste, but are a little rough to the palate. They 
are eaten in Senegal; the flowers are very sweet. 
BmericSn& . . . Gmsh. yeL S. Ev. T. W. Ind. . 1759 
indrmis .... White . . S. Ev. T. Jamaica . 1810 
XtPHjnTCM, Loeffling. From sciphos, a sword ; the 
^ 'le^es are sword-shaped. Linn. 3, Or. 1, Nat. Or. 
Hamodoracex. An equal mixture of loam, peat, 
and sand, suits these species, and they are readily 
increased by division oi the root. 
XT'AM, see DioscBrid. 
JL Yarrow, see AchtllSd millefBiliXm. 
Yeliow bird’s nest, see MonotrOpd. 
Ykm-OW chestnut, see Qugrciis Castdnid. 
Yei.i.ow dead nettle, see GaleObddlOn lutitim. 
Yellow rattle, see Rhindnthus. 
Yellow root, see Xanlhorhizd. 
Yellow sultan, see CentadrSd suavidllns. 
Yeixow vetchlino, see Ldthprus Aphdcd. 
Yellow- WORT, see ChlOrd. 
Yew-tree, see Tdxds. 
Yucca, Linn. The name of the plant in Peru. 
[ 336 ] 
XiPHoPTERis, Kaulfuss. From xipbos, a sword, and 
pteris, fern ; form of the fronds ; hence Sword Fern. 
Linn. 24, Or. 1, Nat. Or. Polypodiacex. Ornamental 
plants. For culture and -propagation, see Poly- 
podium. Synonymes : 1 . Grammitis heterophylla. 
Polypodium grammitoides. 2. Grammitis serruiata. 
heterophyllil, 1 . Brown . 6, G. Her. P. N. Holl. . 1824 
serrulfita, 2 . . Brown . 6, S. Her. P. W. Ind, . 1823 
XYLOM gLUM , Smith. From xylon, wood, and melon, 
an apple ; appearance of the fruit of the plant. 
Linn. 4, Or. 1, Nat. Or. Proleacex. For culture 
and propagation, see Hakea. Synonyme: 1. Hakea 
pyriformis. 
pyriforme, 1 . . G. Ev, T. N. S. W. . 1789 
XsLOPHYLLA, Linn, From xylon, wood, and phyllon, 
a leaf; rigidity of the leaves. Linn. 21, Or. 10, 
Nat. Or. Eup'horbiacex. Ornamental shrubs, grow- 
ing about three feet high. For culture and propa- 
gation, see Phyllantbus. Synonymes ; 1. Phyllanthus 
angustifolius, epiphyllanthus. 2. P. falcatus. 3. P. 
latifolius. 4. P. linearis. 6. P. ceramicus. 6. P. 
arbuscula. 
angustifoha, 1 . Yel. red . 7, S. Ev. S. Jamaica . 1789 
elongfitA . . . YeL red . 8, S. Ev. S. Jamaica . 1820 
falcsta, 2 . . . Yel, red . 7, S. Ev. S. Baham. Is. . 1699 
latifdlia, 3 . . . Yel. red . 8, S. Ev. S. Jamaica . 1783 
linetrls. 4 . . . YeL red . 8, S. Ev. S. Jamaica . 1819 
longifOlIfl, 5 . . Yel. red . 8, S. Ev. S. E. Ind. . . 1816 
mSdli .... Yel. red . 8, S. Ev. S. Jamaica . 1825 
montanS . . . Yel. red . 8, S. Ev. 8. Jamaica . 1819 
oborata .... YeL red . 8, S. Ev. S. Sil>eria . . 1806 
ramiflOra . . . Yel. red . 8, S. Ev. S. Siberia . . 1785 
speciOsa, 6 . . . Yel. rod . 9, S. Ev. S. Jamaica . 1818 
XyiApIa, Linn. Abridged from xylopicron, which is 
from xylon, wood, and picros, bitter ; the wood of 
some of the species is extremely bitter. Linn. 13, 
Or. 6, Nat. Or. Anonacea. Ornamental plants ; for 
culture and propagation, see Phyllanthus. The 
wood of X. glabra is so intensely bitter, that a 
quantity of sugar made from it, and sent from 
Jamaica in hogsheads, was so bitter that purchasers 
could not be found for it. A decoction of the wood 
is said to be of service in colics, and to be used for 
the purpose of creating an appetite, 
frutescens ... S. Ev. S. Ouinna . . 1823 
glabra .... S. Ev. S. Jamaica . 1820 
muricatd ... S. Ev. S. W. Ind. . 1779 
XfBls, Linn. From xyros, acute; the leaves ter- 
minate in points. Linn. 3, Or. 1, Nat. Or. Xyridacea. 
Curious rush-like plants. For culture and propa- 
gation, see Xerotes. 
akissima . . . Yellow . 9, 0. Her. P. N. Holl. . 1826 
americana . . Blue . . 8, H, Her. P. Guiana . . 1825 
bracteata . . . Yellow . 7. G. Her. P. N. Holl. . 1825 
brevifdlia . . . Yellow . 7. H. Her. P. Carolina . 1812 
Yellow . 7. G. Her. P. N. HolL . 1821 
juncea .... Yellow . 7, G. Her. P. N. Holl. . 1822 
l*Ti8 . . . .Yellow . 7, & Her. P. N. Holl. .1819 
operculata . . . Yellow . 6, S. Her. P. N. S. W. . 1804 
XysmalSbiOm, Brown. From xysma, a thread, and 
lohos, a pod ; in reference to the follicles being 
clothed with ramenta. Linn 6, Or. 2, Nat. Or. 
Asclepiadacea. For culture, and propagation, see 
Asclepias. Synonyme: 1. Asclepias undulata. 
undulatQm, 1 . . Green . . 7t G. Ev. S. C. G. H. . 1783 
6, Or. 1, Nat. Or. Liliaeece. The species are mostly 
evergreen shrubs, with the habit of palm-trees. 
They are all of great beauty, and are, on that 
account, highly deserving of culture in every col- 
lection of plants. A light rich soil suits the whole 
of them, and they are ^1 increased by suckers from 
the root. Synonyme : 1. Y. gloriosa. 
acuminStl . . . White. . 8, H. Ev. S. . 1800 
aletriformT* . . S. Ev. S. C. O. H. . 1823 
aloifdllA . . . White. . 8,0. Ev. S. S. Amer. . 1696 
pendnia . . . Wht. gm. 8, H. De. T. 
Tariegftta . . Wht. ^n. 8, O. Ev. S. 
