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No. 17. 
Lagunaria Patersonii* D.Don. 
A White Oak. 
(Natural Order MALVACEAE.) 
Botanical description. —Genus, Lagunaria , G. Don. 
Bracteoles. —Three or four, broad and united at the base, often very deciduous. Calyx very 
shortly five-lobed. 
Staminal column. —Bearing numerous filaments on the outside, below the five-crenate summit. 
Ovary. —Five-celled, with several ovules in each cell. 
Style. —Clavate at the top, with five distinct ovate radiating stigmas. 
Capsule. —Loculicidally five-valved, the endocarp villous inside, and separating from the pericarp. 
Seeds .—Reniform, thick, glabrous. 
Leaves .—Entire; sprinkled or curved, with scurfy scales. 
Floivers .—Large, axillary, on short thick pedicels. (B. FI. i, 218.) 
Botanical description. —Species, L. Patersonii, Don., Gen. Syst., i, 4^5. 
A tree, the young parts and inflorescence more or less covered with minute scurfy scales, but 
otherwise glabrous. 
Leaves .—Petiolate, oblong or broadly lanceolate, rarely ovate oblong, 3 to 4 inches long, entire, 
somewhat coriaceous ; white underneath when young, glabrous and pale green on both sides 
when full grown, the scales of the under surface almost disappearing. 
Pedicels .— Very short and angular. 
Bracteoles .—Three to five, very obtuse, united in a broad, shortly-lobed cup, usually persistent at 
the time of flowering in the Australian variety, but sometimes even these falling off early. 
Calyx.— Four to 5 lines long. 
Petals. —Narrow, above 1J- in. long, slightly tomentose outside. (B. FI. i, 218.) 
Botanical Name.— Lagunaria, “A name given to this genus from its 
similarity to Lagumea ” (D. Don, op. cit.). The name Lagnncea was given to a 
genus of tropical plants belonging to the same Natural Order, and now merged in 
Hibiscus, in honour of Andreas Laguna, a Spanish physician and botanist of the 
sixteenth century, who translated Dioscorides into his native tongue. Patersonii, 
* Not Patersoni, as on the Plate. 
