744 
Yucca—continued. 
jin. broad. Trunk lft. to 2ft. thick, sometimes much-branched. 
h. 15ft. to 30ft. South-eastern California. 
Y¥. Carrierei (Carriére’s). /. greenish-white, becoming creamy, 
large, globular, drooping, forming a terminal panicle 3ft. in 
height. /. very numerous, dark olive-green, 20in. to 24in. long. 
1895. A fine hybrid between Y. levigata and Y. angustifolia. 
(R. H. 1895, f. 21-3.) 
Y. elata (tall). #”. fragrant, in an ample, dense, 
panicle; perianth white, 2in. long; racemes lax, the lower 
ones 6in. to Yin. long; peduncle 3ft. to 4ft. long. Summer. 
7. densely rosulate, stiffly erect or spreading, linear from a 
suddenly-dilated base, 14ft. to 2ft. long, pale green, pungent, 
the margins filiferou: Trunk 3it. to 12ft. high. United States, 
1893. (B. M. 7650; G. & F. 1889, p. 568, f. 146.) There is a 
variety albo-marginata. 
Y. Engelmanni (Engelmann’s). 
Y. Hanburyi (Hanbury’s). 7. in a simple raceme Lift. long; 
perianth white, campanulate, 2in. long. 7. forming a dense 
rosette, linear, rigid, green, with a pale brown edge and a few 
marginal filaments. Habitat not recorded, 1892. Plant 
stemless. 
Y. Hystrix (spiny). 
rhomboid 
A synonym of Y. Whipplei. 
A garden name for Agave striata. 
ZYGO-COLAX VEITCHII KROMERIL. 
Fic, 769. 
ZAMIA. Including Aulacophyllum. To the species 
described on p. 236, Vol. IV., the following shonld be 
added. See glso Encephalartos and Macrozamia. 
Z. amplifolia is a form of Z. Wallisii. 
Z. latifolia (broad-leaved). 
Z. Noeffiana (Noeff’s). 
with marginal teeth. 
deni. 
Z. Pseudo-parasitica (false parasite). 
Z. Roézlii. 
ZANONIA. A synonym of Campelia (which see). 
S. sarcophylla is identical with Alsomitra sarcophylla. 
ZANTHORHIZA. According to the ‘‘Index Kew- 
ensis,’’ this is the correct name of Xanthorhiza. 
ZANTHOXYLUM. Z. frawinewm and Z. ramiflorum 
are synonyms of Z. americanum, 
ZEHNERIA SCABRA. A synonym of Melothria 
punctata. See under Z. suavis. 
_ZELEKOVA (a commemorative name). Water Elm. 
Syn. Abelicea. Orv. Urticacee. A small genus (four 
species) of hardy, deciduons trees, closely allied to Celtis 
The correct name of Z. prasina. 
. large, having large leaflets furnished 
South America, 1896. Allied to Z. Lin- 
The correct name of 
THE DICTIONARY OF GARDENING, 
Zelkova—continued. 
(which see for culture); one is found in Crete, a second 
inhabits the Caspian-Caucasus region, and the others are 
Japanese. Flowers usually moncecious, sessile or very 
shortly pedicellate, produced early. Leaves alternate, 
sessile or very shortly petiolate, serrate or crenate, 
penniveined ; stipules free, slender, narrow, caducons. 
Z. acuminata (taper-pointed). #., males in short, clustered, 
axillary racemes ; females solitary. April. /. shortly petiolate, 
Sin. to 4in. long, ovate-oblong or oblong, acuminate or cuspi- 
date, deeply crenate-toothed, the teeth cuspidate or mucronate. 
Branches very numerous. Mountains of Japan, about 1872. A 
pe tree. Syn. Z. Kaki, Planera Kaki (G. & F. 1888, pp. 22, 
). 
Z. crenata (crenate). Siberian Elm. 
fascicles, strongly scented. April. JZ. 
or acute, crenate-serrated (the serratures mucronulate, not 
cuspidate), sparsely puberulous beneath. A. 75ft. Caucasus, 
178p, Syns. Planera carpinifolia (W. D. B., t. 106), P. crenata, 
P. Richardi. 
Z. japonica Verschaffelti (Japanese, Verschaffelt’s). This is 
described as an elegant, small tree, with conspicuously-toothed 
leaves. 1892. Syn. Ulmus Verschaffelti. 
Z. Kaki (native name). A synonym of Z. acuminata. 
ZENOBIA. Z. jloribunda is a synonym of Pieris 
floribunda (which see). 
ZEPHYRANTHES. To the species, &c., described 
on pp. 239-40, Vol. IV., the following should be added: 
jl. greenish, in axillary 
ovate-oblong, acuminate 
Z. Ajax. This is said to be a garden hybrid bétween 
Z. candicans [? candida) and Z. citrina, 1899. Half-hardy. 
(R. G. 1899, t. 1469.) 
Z. czrulea (blue). 7. pale blue or lilac; perianth lin. long, 
tubeless, the segments obovate-unguiculate ; peduncle 3in. to 
March. Bulb less than lin. in diameter, the neck 
Uruguay, 1897. Greenhouse. 
4in. long. 
lin. to 1din. long. 
Fic. 770. ZYGOPETALUM LEHMANNI. 
