commiss decis decemb continu year commun compar trial test propag materi ornament plant chamaecypari ligustrum vulgar euphorbia fulgen bulb flower narcissu council direct ec start ec commiss european commun regard treati establish european commun regard council direct ec juli market propag materi ornament plant regard commiss decis ec septemb set arrang commun compar trial test propag materi ornament plant council direct ec articl thereof decis ec set arrang compar trial test carri direct ec ornament plant chamaecypari ligustrum vulgar euphorbia fulgen bulb flower narcissu test trial carri continu decid sole articl commun compar trial test began propag materi ornament plant chamaecypari ligustrum vulgar euphorbia fulgen bulb flower narcissu continu accord decis ec brussel decemb commiss david byrn member commiss oj direct amend direct ec oj oj