94 
Spiraca 
The present state of the collections may be illustrated by the 
genus S‘piraca, as follows: 
On THE GROUNDS In rie Nursery DESIDERATA 
Billiardii corymbosa alba 
virginiana 
tomentosa 
albiflora calcicola Bhoneti 
arbuscula cana canescens 
cantontensis longigemimis media 
chamacdryfolia Miyabei pyramidata 
crenata mollifolia trilobata 
gemumata Sargentlana Zabeliana 
Trenryi 
Old World species 
hy pericifolia 
Japonica. 
trichocarpa 
Vettchit 
bumalda var. < Schinabeckti prunifolia fl. pl. 
Anthony Waterer  syrungtiflora 
cantoniensis fl. pl. 
Horticultural forms 
Frontenaystt var. rosea 
* Margaritac 
« superba 
Thiunbergti fl. pl. 
« Vanhoutlei 
We have approximately one-third of the total number of 
Spiraea species. The ones listed as desiderata are some of the 
more desirable or distinct of those we lack. 
