342 



STANDARDIZED PLANT NAMES 



OXALIS, continued 



deppei Rosette Oxalis 



enneaphylla .... Nineleaf O. 



See also hort. var. list below. 



lasiandra Primrose O. 



rosea Rose O. 



The name O. rosea is sometimes mis- 

 applied to Rosy Nineleaf Oxalis, hort. 

 var. of O. enneaphylla. 



stricta (Xanthoxalis stricta) 



Common Yellow Oxalis 

 tropaeoloides 



O. comiculata atropurpurea 

 valdiviensis . . Chilean Oxalis 

 variabilis (albiflora) . . Cape O. 

 violacea {lonoxalis violacea) 



Violet Woodsorrel 

 Hort. var. of Oxalis: 



Rosy Nineleaf O. {enneaphylla 

 rosea) 



Oxalis Oxalis 



Bowie O O. bowiei 



Buttercup O. . . . O. cernua 



Cape O O. variabilis 



Chilean O. . . . O. valdiviensis 

 Common Yellow O. . .0. stricta 

 Creeping O. . . O. corniculata 

 Nasturtium O. O. c. atropurpurea 

 Nineleaf O. . . O. enneaphylla 

 Primrose O. ... O. lasiandra 



Rose O O. rosea 



Rosette O O. deppei 



Rosy Nineleaf O. Hort. var. of O. 



enneaphylla. 

 Woodsorrel . . . Oxalis species 



Oxeye Buphthalmum 



Heartleaf O. . . B. speciosum 



Willowleaf O. . B. salicifolium 



Oxeye BuTTERFLYBUSH, Oxeye Daisy, 



etc. See Butterflybush, 



Daisy, etc. 



OxLip Primrose . . Primula elatior 



OXYANTHUS 

 isthmia Cy . Posoqueria latifolia 



OXYCOCCOS Ag . . VACCINIUM 

 OXYDENDRUM . . . Sourwood 

 arboreum {Andromeda arhorea) 



Sourwood 

 Oyama Magnolia 



Magnolia parviflora 



BOLD-face^approved scientific names. 



Oyster 

 Vegetable-oyster 



Tragopogon porrifolius 



Oysterplant Veget.able- 



oyster: Tragopogon porrifolius 

 Spanish O. . Scolymus hispanicus 

 Ozark Sundrops 



Oenothera missouriensis 



PACHIRA Pachira 



aquatica . . . Guiana-chestnut 

 PACHISTIMA . . . Pachistima 



canbyi Canby P. 



myrsinites Myrtle P. 



PACHYCEREUS 



chrysomallus {Cephalocereus chrys- 



omallus) 

 marginatus {Cereus marginatus) 



Organpipe Cactus 

 pectenaboriginum (C. pecten-abo- 

 riginum) . . Hairbrush Cactus 

 pringlei (C. pringlei) 

 PACHYLOPHUS . OENOTHERA 

 PACHYSANDRA . . Pachysandra 

 procumbens .... Mountain P. 

 terminalis .... Japanese P. 

 Pacific Dogwood, Pacific Screw- 

 pine, etc. See Dogwood, Screw- 

 pine, etc. 

 PACOURIA 

 capensis 



PAEONIA Peony 



albiflora {edulis) . . . Chinese P. 



arhorea P. suffruticosa 



corallina .... Coral Peony 



edulis P. albiflora 



lutea Golden Peony 



moutan P. suffruticosa 



officinalis .... Common Peony 

 suffruticosa {arhorea; moutan) 



Tree P. 



tenuifolia Fringed P. 



Hort. var. of Peony, Paeonia: 



For convenience of reference the 

 common names of Peony species have 

 been included in this list of horticul- 

 tural varieties. 



According to Dr. L. H. Bailey the 

 horticultural varieties of Peony, except 

 the few derived from the Tree Peony, 

 are mostly the progeny of Paeonia albi- 

 flora, though many are from P. offici- 

 nalis. 



/rAZic=synonyms or unapproved names. 



