152 MISSOURI BOTANICAL GARDEN BULLETIN 
leaves are rounded, 3-4 feet long, covered with pale brown 
matted wool, and slit for about 1 foot into 60 segments. 
Pritchardia Martii. Palmae.— A spineless fan-palm of 
the Hawaiian Islands, used as a conservatory plant and cul- 
tivated in southern California. The trunk generally does 
= exceed 6 feet. The leaves are 3-4 feet long, glabrous 
ow. 
Pritchardia pacifica. Palmae.—A native of Fiji Islands, 
growing to a height of 30 feet. The palm is remarkable 
for its fluffy, fibrous leaf-stalks. The leaves are rounded, 
deeply cut, 414 feet long, and pliant. 
Ptychosperma elegans, Australia. 
Ravenala madagascariensis. Musaceae. Travelers’ tree. 
—A native of Madagascar, with a cylindrical stem 1 foot in 
diameter and 30 or more feet in height. The leaves are 
broad, similar to the banana (Musa Ensete) but set in two 
rows. Rain-water is held in considerable quantity within 
the leaf-sheaths and if these are pierced the water gushes out 
like a jet. On this account the plant has received the 
appellation of travelers’ tree. The stems are used for house 
building, making durable floors. For this purpose they are 
split in halves and the convex side placed uppermost, this 
soon flattening down and becoming extremely hard. 
Rhapis flabelliformis. Palmae. Rattan—A dense, low- 
growing palm, native of China and Japan. The long, rod- 
like growths afford the rattan cane of commerce. 
Rhapis humilis. Palmae—aA small fan-palm of China. 
Rhopalostylis sapida. Palmae.—aA pinnate palm of New 
Zealand, attaining a height of 10 feet. The leaves are 4-6 
feet long, pinnate, with narrow segments. 
Roystonea (Oreodoxa) Borinquena. Palmae—aA slender 
Cocos-like palm of Porto Rico. 
Sabal Blackburmanum. Palmae. Royal palmetto. — A 
large, fan-leaved palm of Jamaica and the West Indies, at- 
taining a height of 100 feet and a circumference of 5-6 
feet. The stem is naked and crowned with fan-shaped, 
glaucous leaves. The black berries, resembling small dates, 
furnish food for birds. The leaves are used for thatching 
houses, for making hats, ropes, mats, baskets, ete. The 
trunk is smooth and hard and is used for utensils. 
Sabal Palmetto. Palmae. Cabbage palmetto.—A native 
palm of Florida, reaching at times 80 feet in height. It has 
immense leaves and produces a striking appearance growing 
