APPENDIX. 1087 
Huphorbia Lathyris, Linn. Sp. Plant. 457; Hook. f. Student’s Fl. 359. Caper 
Spurge. North and South Islands: Waste places in rich warm soils, not 
common. (South Hurope.) 
Huphorbia hypericifolia, Linn. Sp. Plant. 454; Hook. f. Fl. Brit. Ind. v. 249. 
North Island: Streets of Auckland, once well established, now nearly 
extinct. (Tropics of both hemispheres.) 
Euphorbia ovalifolia, Engelm. ex Klotsche and Garcke in Abh. Akad. Berl. 
(1860) 26. North Island: Ballast at Wellington, Kirk! (Temperate South 
America.) 
Ricinus communis, Linn. Sp. Plant. 1007; Muell. Arg. in D.C. Prodr. xv. 2, 1017. 
Castor-otl. North Island: Waste places on warm rich soils from Mongonui 
to the Waikato River, not common. (Ali tropical countries.) 
URTICACE. 
Humulus Lupulus, Linn. Sp. Plant. 1028; Hook. f. Student’s Fl. 363. Hop. 
North and South Islands: Waste places, hedges, &c., an occasional escape 
from cultivation. (Europe; North Asia; North America.) 
Ficus Carica, Linn. Sp. Plant. 1059. Common Fig. North Island: Often 
lingers for a considerable time in deserted orchards, but is scarcely 
naturalised. (South Europe; West Asia; North Africa.) 
Urtica wrens, Linn. Sp. Plant. 984; Hook. f. Student’s Fl. 362. Small Nettle. 
North and South Islands: Waste places, not common. (Europe; North 
and West Asia; North Africa.) 
Urtica dioica, Linn. Sp. Plant. 984; Hook. f. Student’s Fl. 362. Common 
Nettle. North and South Islands: Roadsides and waste places, not com- 
mon. (Europe; North and West Asia to India; North Africa.) 
SALICINE. 
Salix fragilis, Linn. Sp. Plant. 1017; Hook. f. Student’s Fl. 371. Crack Willow. 
North and South Islands: Abundantly naturalised on the banks of the larger 
rivers. (Hurope; North and West Asia.) 
Saliz babylonica, Linn. Sp. Plant. 1017; Anderss. in D.C. Prodr. xvi. 2, 212. 
Weeping Willow. North Island: Copiously naturalised on the banks of the 
Northern Wairoa, Waikato, and other streams. (HKurope; North and West 
Asia.) 
HyDROCHARIDES:. 
Hiodea canadensis, Michx. Fl. Bor. Am. i. 20; Hook. f. Student’s Fl. 382. 
Water-thyme. North and South Islands: Clear slow-running streams. 
Near Mongonui; Bay of Plenty; River Avon, and other streams on the 
Canterbury Plains. (Originally from North America; now copiously 
naturalised in Kurope.) 
Vallisneria spiralis, Linn. Sp. Plant. 1015; Benth. Fl. Austral. vi. 259. North 
Island: Abundantly naturalised in Lake Takapuna, near Auckland. See 
Trans. N.Z. Inst. xxix. 386. (Most tropical countries.) 
Ottelia ovalifolia, L, Rich. in Mem. Hist. Soc. Par. (1811) 78; Benth. Fi. 
Austral. vi. 257. North Island: Lakes and ponds in the Auckland District. 
fhumatao, 7. #’. C.; near the mouth of the Waitakerei River and at Tua- 
kau, Professor Thomas. (Australia.) 
ScITAMINE A. 
Canna indica, Linn. Sp. Plant. 1. IJndian-shot. North Island: An occasional 
garden escape near Auckland. (Now established in all warm climates.) 
IRIDACES. 
Iris germanica, Linn. Sp. Plant. 38; Hook. Bot. Mag. t. 670. North Island: 
A frequent garden escape. (Hurope.) 
