174 APPENDIX. — NO. I. 



LXXXVII. TYPHINE^. 



Latitude. Region. Flo. Cat. Type. 



Typha 



angustifolia 51°to57° Pla. 6 7 Engl, 



latifolia 51—59 Pla. — Upl. 12 15 Brit. 



Sparganium 



framosum 51—59 Pla. — Upl. 12 18 Brit. 



I simplex 51 — 59 Pla. — Upl. 12 15 Brit, 



natans 51—59 Pla. — Upl. 7 10 Brit. 



LXXXVIII. AROIDEiE. 



Acorus 



Calamus 51 — 56 Pla. 5 3 Engl. 



Arum 



macnlatum 51—58 Pla. — Upl. 12 16 Brit.? 



LXXXIX. FLUVIALES. 

 PoTAMOGETON a 



densus 51—56 Pla. 11 11 Engl.? 



pectinatus 52 — 59 Pla. — Upl. 9 12 Brit, 



pusillus 51—59 Pla. — Upl. 10 11 Brit, 



gramineus 51—59 Pla.— Upl. 5 6 Brit, 



acutifolius 51 Pla. Germ.? 



zosterEefo. (51) 53 — 54 Pla. Engl, 



crispus 51—58 Pla. — Upl. 12 13 Brit, 



perfoliatus 51—59 Pla. — Upl. 11 10 Brit, 



lucens 51—59 Pla. — Upl. 12 10 Brit, 



preelongus 56 — 58 Pla.? — Upl. High, 



heterophyllus 59 Pla. 6 3 Brit. 



a In this genus surely some unions ought to be made ; but I 

 too little acquainted with the forms to attempt it. 



am 



