234 
Yucca—continued. 
recurved. Stems sometimes l5ft. to 20ft. high, usually simple 
and tuberous at base. Mexico and Guatemala, 1873. Habit of 
Y. aloifolia, (Ref. B. 313.) Syns. Y. Ghiesbreghtii and Y. Roezlii 
(of gardens). , 
Y. japonica (Japanese). 
recurvifolia. 
Y. levigata (smooth) A garden synonym of Y. Peacoekii 
Y, lineata-lutea (yellow-lined). A form of Y. aloifolia. 
Y. longifolia (long-leaved). A synonym of Y. flexilis. 
Y. lutescens (yellowish). A synonym of Y. rupicola. 
Y. macrocarpa garge canes , panicle sub-sessile, with 
lanceolate, white, fleshy bracts. . pale yellowish, cylindrical, 
obtuse, not marked by any ridges, pulpy, 4in. to 6in. long, 6in. 
to Tin. in circumference, of a p nt, sweetish, acidulous taste. 
, sharp-pointed, concave, with entire margins. Trunk 
Tit, to 4ft. CH Rita Mountains, Arizona. Thi i 
is closely allied to Y. baccata E 
A garden synonym of Y. gloriosa 
Fic. 250, YUCCA TRECULEANA. 
Y. mexicana (Mexican). A synonym of Y. filis. 
Y. nobilis (noble). A form of Y. flezilis, É 
Y. obliqua (oblique). A form of Y. gloriosa, 
Y. orchioides (Orchislike) A form of Y. filamentosa. . 
> o. major (greater). A synonym of Y. filamentosa antwerpensis, 
| e es (Parmentier's). A synonym of Furcrea 
Y. patens ie rte A form of Y. gloriosa. 
š ock’s). l about 100 forming rose! 
att, i in diameter), straight, linear, 1}in. d Län, eie pu 
obscure-green, channelled on the face, rounded and 
MERC: 
H 
slightly scabrous at back, ^ 
reddish, brown. Mexico LOT agr oed Mgr mig rni 
A priis . SYN, F. levigata 
m (pendulous). A synonym of Y. gloriosa recurvi- 
Y. periculosa (dangerous) A form of Y. baccata. 
Y. polyphylla (many-leaved). A synonym of Y. constricta. 
Y. pruinosa (pruinose) A form of Y. gloriosa. 
Y. puberula (puberulous). A form of Y. filamentosa. 
. X. purpurea (purple. A form of Y. aloifolia. | 
fo presi a aS gm A form of Y. oliq. 
X. recurva (recu A synonym of Y. gloriosa recurvifoli 
Y. recurvifolia (recurved-leaved). A form of Y. i 
m ^ revoluta (revolute), A garden synonym of Y. Treculeana. 
X. Roëzlii (Ros) A garden synonym of Y. guatemalensis. 
. Y. rufocinota (red-girdled). A form of Y. gloriosa, — 
SW: 
THE DICTIONARY OF GARDENING, 
Yucca—continued. 
Y. rupicola (rock-loving). 9. perianth white, slightly greenish 
externally, Zin. to 3in. long, the segments oblong, acute, nine to 
fourteen lines broad; pedicels jin. to jin. long; bracts small, 
lanceolate; panicle loose, with ascending branches, the lower 
ones Gin. long; peduncle 3ft. long, furnished with reduced leaves. 
Summer. I dense, ensiform, lift. to 2ft. long, jin. to 14in. 
broad, often twisted, pungent-pointed, smooth above, slightly 
scabrous at back, with pale, serrulated margins. Texas. Plant 
oe SYNS. Y. contorta and Y. tortilis (of gardens), Y. 
utescens. 
Y. scabrifolia (scabrid-leaved). A form of Y. baccata, 
Y. semi-cylindrica (half-cylindrical). A form of Y. flexilis, 
Y. stenophylla (narrow-leaved) A synonym of Y. flexilis. 
Y. stricta (straight). A form of Y. angustifolia, 
Y. superba (superb). A form of Y. gloriosa. 
Y. tenuifolia, (slender-leaved). A form of Y. aloifolia. 
Y. Toneliana(Tonels) A synonym of Furcrwa Bedinghausii. 
Y. tortilis (twisted). A garden synonym 
of Y. rupicola. 
Y. tortulata (slightly-twisted). 
of Y. gloriosa. 
Y. Treculeana (Trécul’s).* ji, perianth 
white, campanulate, lin. to 2}in. long, 
the segments oblong, acute, five to six 
lines broad ; lower pedicels llin. to lyin. 
long; bracts white, as long as the pedi- 
cels; panicle dense, 2ft. to 4ft. long, the 
os branches often lft. long; pe- 
uncle short. Summer. 7. dense, ensi- 
form, 2ft. to 44ft. long, 2in. to An, 
broad, coriaceous, dull green, scabrous, 
deeply concave on the face, rounded at 
back, pungent-pointed, the red-brown 
margins paler outside, at first obscurely 
serrulated ; adults sometimes slightly fila- 
mentose. Stem 20ft. to 25ft. high, lft. 
to 2ft. in diameter, copiously branched. 
Texas and North Mexico, 1858. Green- 
house. See Fig. 250. (R. H. 1869, d 406). 
SYNS. Y. agavoides, Y. concava, Y. con- 
torta, Y. cornuta, Y. revoluta, Y. undu- 
lata (al of gardens) Y. canaliculata 
(B. M. 5201) is a form having small flowers, 
and deeply-channelled leaves about 2ft. 
long. 1858. 
Y. tricolor (three-coloured). A form of 
Y. aloifolia. 
A form 
Y. undulata (wavy). A garden synonym 
of Y. Treculeana. 
` Y. variegata (variegated). A form of 
F. Sege, 
Y. Whipplei (Whipple's). fl, perianth 
white, tinged with green externally, the 
segments lanceolate, three to six lines 
broad ; pedicels mur gai A lin. to llin. 
long; bracts white, ute; panicle 
dense, gn Bh late, the r 
branches 6in. long; peduncle elongated, - 
Plier y reduced leaves; inflorescence 4ft. to 1l2ft. long. 
. 1, 150 to 200, dense, rigid, straight, linear, Ift. to Lift. 
long, four to six lines broad, green, glaucous-tinged, dilated at 
base, flat above, channelled at back, sub-triquetrous, pungent- 
pointed, the pale margins minutely serrulated. California and 
Arizona, 1876. Plant stemless or nearly so, stoloniferous, half- 
hardy. (G. C. n. s, vi, p. 197.) 
Y. W. violacea (violet)* A striking variety, with violet-tinted 
flowers. 1884. (R. H. 1884, p. 324.) e 
YULAN. See Magnolia conspicua. 
ZACINTHA (so called from having been first dis- 
covered in the island of Zante, the ancient Zacinthus). 
ORD. Composite. A monotypie genus. The species is $ 
glabrous, divaricately-branched, hardy, annual herb, of 
simple culture. 3 
Z. verrucosa (warted). /1.-heads yellow, rather small; involucre 
varrow, the bracts folded, the outer ones ng + 
receptacle flat, naked; florets all ligulate, truncately åre. 
at apex; achenes glabrous. Summer. L, radical or 
lyrate; cauline ones few, alternate, amplexicaul, more entire. 
h. 6in. o Län, Mediterranean region. (S. F. G. 820.) 
of Vellozo) A syn of Clavija 
(which see). ! SE gm ne 
