206. 
_207. 
208. 
209. 
210. 
21t. 
212. 
213. 
24 
Naias microdon var. Guadalupensis A, Br. ; Sitz.-Ber. Gesell. 
Nat. Fr. Berl. 1868, 17 (1868). 
Naias gracillima (A. Br.) Morong, Mem. Torr. Club, 3: Part 
2, 61 (1893). 
Naias Indica vax. gracitlima A, Br.; Engelm. in A. Gray, 
Man. Ed..5, 681 (1868). 
Naias marina L. Sp. Pl. 1015 (1753). 
Naias major All. Fl. Ped. 2: 221 (1785). 
JUNCAGINACEZz.* 
1. TRIGLOCHIN L. Sp. Pl. 338 (1753): 
Triglochin maritima L. Sp. Pl. 339 (1753). 
Triglochin elata Nutt. Gen. 1: 237 (1818). 
Triglochin maritima var. elata A, Gray, Man. Ed. 2, 437 
(1852), in part. 
Triglochin palustris L. Sp. Pl. 338 (1753). 
Triglochin striata R. & P. Fl. Peruv: 3: 72 (1802). 
' Triglochin triandra Michx. F\. Bor. Am. 1: 208 (1803). 
2. SCHEUCHZERIA L. Sp. Pl. 338-(1753)- 
Scheuchzeria palustris ie Sp. Pl. 338 (1753). 
ALISMACEZ.+ 
1. ALISMA L. Sp. Pl. 342 (1753). 
Alisma Plantago-aquatica L. Sp. Pl. 342 (1753). 
Alisma tenellum Mart.; R. & S. Syst. 7: 1600 (1830). 
Echinodorus subulatus Engelm. in A. Gray, Man. 460 (1848). 
Echinodorus parvulus Engelm. in A. Gray, Man. Ed. 2, 438 
(1856). 
Echinodorus tenellus Buchenau, Abh. Nat. Gesell. Bremen, 2: 
18 (1869). 
2. ECHINODORUS Engelm. in A. Gray, Man. 460 (1848). 
[Ecuinoporus L. C. Richard, Mem. Mus. Paris, 1: 365 (1815), 
name only. ] P 
* Contributed by Dr. Thomas Morong. 
+ Contributed by Dr. Thomas Morong and Mr, J. G, Smith. 
