402 CASUARINACEAE 
(Chapm. Fl) P. floridana Small]—High limestone sae cks, on tree-trunks 
and rotten logs, S pen. Fla., and the Keys.—All yea —Like the preceding 
somewhat aromatie in dim Occurs only in the oGlitie limestone region, 
and grows luxuriantly only in the dry hammocks. 
3. R. spathulifolium Small. Terrestrial, ce a in humus, the stems 
rather stout, the br e elongate, often 1-2 long, creeping and as- 
uidi ent: leaf- blades narrowly cuneate to D. 6—11 cm. long, petes 
gre n inflorescence with a slender, 2. ipd dt spikes slender, 1-2 
dm. long, 2-5 oe nodding, t ge les n 2-5 mm. thiek: berry 
et the body ovoid or oval, nea m] c ‘the beak strongly ail 
or hooked. (Peperomia spathulifolia Small] — Hamm mocks, in humu 
stone, Everglade Keys, Fla—(W. I.)—All year.—Our rarest species aa p 
plants most i08 in drying. 
OrpER CASUARINALES — CASUARINAL ORDER 
Shrubs or trees, with loosely jointed branches, resembling stems of 
Leaves seale-like, whorled at the nodes and decurrent on the 
internodes. Flowers monoecious, the staminate in slender terminal spikes 
with imbricate bracts, often with a posterior and anterior perianth- 
member, and 1 stamen. Pistillate flowers in dense cones or spikes, the 
perianth wanting. Ovary l-eelled. Style-branches slender. Fruit an 
aggregate of winged achenes. 
FAMILY 1. CASUARINACHAE — BEEFwoop FAMILY 
tems with more or less whorled branches. Staminate spikes long- 
stalked.  Pistilate spikes short-stalked. Gynoecium 2-carpellary. —The 
following is the only genus; the 25 species are most abundant in Austral- 
asia. 
1. CASUARINA Adans. Stem clothed with a smooth or smoothish 
bark, except when very old. Stamens with long filaments and short anthers. 
Stigmas elongate. Fruiting spike compact. 
equisetifolia a pd often 10 m. tall, with many slender 
branches leaves (scales) 1-3 m ong, 6-8 in each whorl: staminate spikes 
1-4 em. long: p EE spikes globular , be- 
i " 2 em. in diameter in fruit: seed- 
wing nearly thriee as long as the bo 
(BEEFWOOD. AUSTRALIAN-PINE. HORSETAIL- 
TREE. )—S shore ipo ev 
glades and hammocks, Fla., par- 
ticularly S of Miami, and the cum Nat. 
of Oeeaniea.—(W. I., Mex., C. A., 8.-A.)— 
Established in quite “out of the way p 
through the agencies of wind and w 
The wind blowing through the numerous 
rushing 
e chlet roduces 
sound as in the case of the pine. The tree 
grows rapidly, but produces a very hard 
ood. 
