102 MISSOURI BOTANICAL GARDEN BULLETIN 
Nephrolepis exaltata var. bostoniensis. Polypodiaceae. 
Boston fern.—A fern, native of tropical Africa. The stalks 
are 4 feet or more long, the leaflets being set close, and 
usually acute with crenate or entire edge. This is one of 
the most popular of the ferns, and is used for decorative 
work of all sorts. It makes a fine house plant. 
Ophiopogon japonicus. Haemodoraceae. Snake’s beard. 
—A perennial, stemless, glabrous herb of Japan with a 
stoloniferous rhizome. The leaves are dark green, narrowly 
linear, 1 foot long. The flowers are in racemes, purplish 
or whitish. The plant is useful as a border in conserva- 
tories. 
Passiflora edulis. Passifloraceae. Passion-flower. — A 
climbing woody plant of Brazil, with large, deeply three- 
lobed leaves. The flowers are white, tinted with purple. 
The fruit is globular, purple-dotted, with hard rind, and is 
edible and fragrant but contains little pulp. The name 
“passion-flower” is given because of the odd flowers which 
were fancied by Spanish and Italian travelers to represent 
the implements of crucifixion. 
Pellionia Daveauana. Urticaceae.— A tender, creeping 
foliage plant of Burma. The leaves are dark bronzy green 
flushed with violet or red, with a fern-like figure of light 
n down the middle. It is used for ornamental purposes 
in covering rock work or banks in conservatories. 
Podocarpus nertifolia. Coniferae—A tree of the Hima- 
layan_region, attaining 50 feet in height, with whorled 
spreading branches. The leaves are acuminate, long, dark 
green above, and glaucous beneath. The plant is much used 
in conservatories. 
Podocarpus japonica. Coniferae.— An ornamental ever- 
green tree of Japan, attaining 30 feet in height. It is used 
as a pot plant to some extent. 
Selaginella cuspidata. Selaginellaceae. Club moss.—A 
club moss of Central America, with densely tufted stems 6 
or more inches long, and copiously compound branches. 
The plant is used for table decoration or for covering banks 
in greenhouses. 
Stangeria paradoxa. Cycadaceae. Hottentot’s head.—A 
South African cycad. 
Tazodiwm mucronatum. Coniferae.— A tall evergreen 
tree of Mexico, reaching 170 feet in height and 20 feet or 
more in diameter. The wood is used for timber. 
