INDEX. 963 



176; virgulla 171. — Zizyphora alpina 134; taurica 135; taurica v. alpina 134 ; 

 teniiior 135. — Zizyphus Lotus 622; Spina Cliristi app. II, 149; vulgaris 622; 

 vulgaris v. loloides 622. — Zombiana at'ricana 324, 325. — Zornia diphylla 

 174. — Zostera marina 215; nana 215, 650. — Zygis F n'valdszkyana 522; 

 origanifolia 521, 522, 523 ; Pulegium 522, 523. — Zygodon gracilis 708. 



