72 CARYOPHYLLACEAE. 
homogeneous roundish pith; rounded alternate superposed few- 
scaled small buds encircled by the leaf-scar; U-shaped leaf- 
scars with 3 bundle-traces; no stipule-scars; simple large cor- 
date leaves; axillary perfect pipe-shaped apetalous epigynous 
flowers, green with brown or lurid throat; and rather large 
hanging basket-like capsules with flat seeds. 
Glabrate: flower with smooth segments. A. macrophylla. 
Velvety: flower with rugose segments. A. tomentosa. 
Family CARYOPHYLLACEAE, Pink Family. 
A rather large family of herbaceous plants much used in 
flower-gardening and including the “carnation” of florists: the 
following and some other dense-growing species encase 
employed in rock-gardens. 
SILENE. Moss Campion. 
Mostly perennial herbs with opposite sessile leaves; no 
stipules; mostly perfect “pink”-like polypetalous flowers with 3 
carpels; and I- or partly 3-celled many-seeded capsules dehisc- 
ing at the top. 
Low, matted, with crowded linear leaves. 5! acaulis, 
Family CERCIDIPHYLLACEAE. 
An Asiatic family including only the following genus with 
a single species, forming an attractive small tree-—Sometimes 
merged in the Trochodendraceae. 
CERCIDIPHYLLUM, 
Deciduous trees with slender twigs widened at the nodes; 
close-grained wood with minute diffused ducts and fine medul- 
lary rays; somewhat angular continuous small pith; opposite or 
obliquely opposite raised half-elliptical or somewhat 3-lobed leaf- 
scars with 3 bundle-traces; no stipule-scars; appressed oblong 
sessile buds with 1 or 2 exposed scales; palmately nerved 
petioled rather crenate round-cordate leaves; small dioecious 
apetalous solitary flowers; and oblong many-seeded capsules. 
Leaves glabrous. C. japonicum. 
Leaves somewhat pubescent beneath. C. japonicum sinense. 
