85 
TO PRINCIPAL TIMBER TREES, ETC. 
Periandra dulcis, Martius. 
Subtropical Brazil. The sweet root yields liquorice. 
Persea Teneriffae, Poiret (sub Lauro ). (P. Indica, Sprengel). 
Madeira, Azores and Canary Islands. This magnificent tree 
produces a very beautiful hard mahogany-like wood, especially 
sought for superior furniture and turners’ work. One of the 
most hardy trees of the large order of Laurinm. 
Peucedanum Sekakul, Bentham. 
Egypt and Syria. Biennial. The root is edible. 
Peucedanum cachry difolium, Ledebour. 
Persia. A valuable fodder herb (Dr. Rosenthal). 
Peumus Boldus, Molina. 
The Boldo of Chili. A small ornamental evergreen tree, with 
exceedingly hard wood, which is utilized for many kinds of 
implements. The bark furnishes dye material. The fruits are 
of aromatic and sweet taste (Dr. Philippi). 
Pisonia aculeata, Linne. 
Tropical and subtropical countries of both hemispheres, extend- 
ing as a native plant into New South Wales. This rambling 
prickly bush can be chosen for hedge copses. 
Pithecolobium dulce, Bentham. 
Mexico. A valuable hedge plant. The sweet pulp of the pod is 
wholesome. 
Pittosporum tenuifolium, Banks and Solander. 
New Zealand. This with P . eugenioides has proved exquisite for 
tall garden hedges, for which these and several other species 
were first brought into notice by the writer. Our native 
P. undulatum is rather adapted for copses, and deserves cultiva- 
tion also for the sake of its fragrant flowers, from which an 
essential oil can be distilled. 
Planera aquatica, Gmelin. 
North America. An elm-like tree, which can be chosen for 
plantations in wet localities. 
Plectronia ventosa, Linn6. 
South Africa. A hedge bush like P. ciliata (Sonder) and 
P. spinosa (Klotzsch) . 
Poa Abyssinica, Jacquin. 
The Teffof Abyssinia. An annual grass. The grain there 
extensively drawn into use for bread of an agreaable acidulous 
taste. 
