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39338. MANIHOT DICHOTOMA. Maniçoba. From Dr. V.
A. Argollo Ferrão, Bahia, Brazil. One of the Brazilian rubber trees,
the source of Jequié rubber. The tree is exceedingly variable in
leaf and growth. It will not stand frost, and requires a rainy season
in summer. It ordinarily requires a year's growth before being
tapped.

39337. MANIHOT GLAZIOVII. Ceara rubber. From Dr.
V. A. Argollo Ferrão, Bahia, Brazil. A small, rather spreading,
quick-growing tree, 25 to 40 feet high, yielding a rubber second in
quality only to that of Hevea brasiliensis. The latex coagulates
rapidly without the addition of acid. Withstands a drier climate
than Hevea, may be planted closer, and is tappable at an earlier age.
File ends of seeds before sowing.

39340. MANIHOT HEPTAPHYLLA. Rubber tree. From
Dr. V. A. Argollo Ferrão, Bahia, Brazil. Tree 20 to 25 feet high,
with dark-brown bark and purplish twigs. Seeds larger and paler
than those of the Ceara rubber (M. glaziovii). Reported as producing
a very good quality of rubber. One of the so-called Maniçoba
rubber trees, native of South America.

39339. MANIHOT PIAUHYENSIS. Remano maniçoba
rubber tree. From Dr. V. A. Argollo Ferrão, Bahia, Brazil. Tree
described as reaching a height of 8 to 16 feet ; branches forked two to
three times. Reported superior to Ceara rubber (M. glaziovii) in
yield and quality of product. Seeds are larger than those of the
former species, less hard and horny, and germinate more readily.

42851. METROSIDEROS ROBUSTA. Rata. From Mr. H.
R. Wright, Auckland, New Zealand. Ornamental and timber tree
allied to the Eucalyptus. One hundred feet or more in height, with
leathery, gray-green leaves and gorgeous masses of red flowers. The
wood is hard and very durable; said to be largely used by wheelwrights.
Native of New Zealand.

43659. MICROCOS LATERIFLORA. From the Horticultural
Division, Ministry of Agriculture, Gizeh Branch, Cairo, Egypt.
Small tiliaceous tree allied to the American linden or basswood (Tilia
americana), which it somewhat resembles in its foliage and larger
yellow flowers. The small, dark, purple "berry" or drupe has a
pleasant acid flavor and is said to make good sherbet.

14647°— 17— 4
        