A GARDEN FLORA 
131 
PERIPLOCA. Asclepiadiaceee. 
P. graeca. Silk Vine. S.E. Europe, Greece, etc. 
PERISTROPHE. Acanthaceae. 
fP. speciosa. Himalaya. 
PERNETTYA. Ericaceae. 
P. mucronata. Magellanic region. 
See also ARBUTUS. 
PEROWSKIA. Labiatse. 
P. atriplicilolia. Himalaya and Afghanistan. 
PERSEA. Lauraceae. 
fP. gratissima. Avocado Pear. S. America. 
PETASITES. Butter Burr. Compositse. 
P. fragrans. Winter Heliotrope. Mediterranean region. 
PETTERIA. Leguminosae. 
P. ramentacea. Dalmatian Laburnum. Dalmatia and 
Montenegro. 
A hardy little shrub, growing in a warm and 
sunny border. It has yellow, pea-like flowers in 
August, on the ends of the shoots. 
PHA2DRANASSA. Amaryllidaceae. 
*P. chloracra. Ecuador. 
Syn. P. ventricosa. 
PHALARIS. Gramineae. 
P. arundinacea, var. variegata. Ribbon Grass. 
PHELLODENDRON. Rutaceae. 
P. amurense. Amurland, Manchuria, etc. 
P. chinense. W. China. 
Height 8 feet. Planted in the new Arboretum 
1914. 
