76 



MISSOURI BOTANICAL GARDEN BULLETIN 



Botanical name 



Picca oricntalis 



Pinus Cembra 



Pinus densiflora 



Pinus Laricio var. 



austriaca 



Pinus montana 



Pinus sylvcstris 



Thuja oricntalis 



„ Approx 



Common name heigM 



Oriental spruce 80-120' 



Swiss stone pine 70-100' 



Japanese red pine S0-100' 



Austrian pine 30-50' 



Swiss mountain pine. . . 10-20' 



Scotch pine 70-100' 



Chinese arbor-vitae. . . . 10-20' , 



Habitat 



Asia and 

 Caucasus 



Alps to north- 

 ern Asia 



Japan 



Austria 

 Middle Europe 

 Europe to Asia 

 China 



IX. GROUND-COVER PLANTS 



Botanical name 



Common name 



Approx. 

 height 



Color of 

 flowers 



Approx. 



time of Habitat 

 bloom 



Achillea Ptarmica. .Yarrow 6-18" .. 



1-1%' .. 



Achillea 



Totirncfortii Yarrow 



Ajuga rcptans var. 



rubra Ajuga Trailing. 



Aspcrula odorata. . . Sweet woodruff. . Trailing. 



Cerastium 



Biebe.rsteinii Cerastium Trailing. 



Cerastium 



tomentosum Cerastium Trailing. 



Coronilla varia Crown vetch. . . . 1-2' .... 



.White 



.Pale 

 yellow 



.Blue ... 

 .White .. 



.Summer ..N. temp, 

 regions 



Summer. .Greece 



Dianthus plumarius. Garden pink 6-12" 



Gcum rcptans Geum Trailing. 



Hieracium 



praealtum Hieracium 2-3' 



Linaria vulgaris. . . .Butter-and-eggs. . 1-2' . . . . 

 Lysimachia 



elethroides Lysimachia 1-3' .... 



Lysimachia 



Nummularia Moneywort Trailing. 



Malva rotundifolia . . Trailing mallow. . Trailing. 



Mentha spicata Spearmint 1-2' .... 



Nepcta Ulcchoma. . . Gill-over-the- 



ground Trailing. 



.White .. 



.White ... 

 .White or 



pink .. . 

 .Various 



colors ., 



.Yellow .. 



.Yellow .. 

 .Yellow .. , 



.White ... 



.Yellow .. . 

 .Whitish .. 

 .White ... 



.June-July. 

 , iviay-June. 



.June- July. 



, June-July. 



June-Oct.. 



Summer .. 



May- June. 



, June-Sept. 

 May-June. 



Gardens 

 Europe to 

 Orient 



Asia 



Europe 



Europe 



Europe, 



Siberia 

 Europe 



Europe 

 Europe 



July-Sept.. Japan 



June-Aug. 

 Summer . 

 Summer . 



.Blue Summer 



Europe 

 Europe 

 Europe 



Europe 

 Asia 



