ST. JOHN Sable Island. 



EXPLANATION OF PLATES. 

 PLATE 1. 



1. Juncus pelocarpus E. Mey., var. sahuLonensis St. John, n. var. Habit 

 sketch from the type, X 2. 



la. Detail of fruit of the type, X 5. 

 Ib. Seed of the type, X 10. 



2. Juncus pelocarpus E. Mey. Detail of fruit after Buchenau, F.: Jun- 

 caceae. Pflanzenreich, iv. fam. 36, f. 84 E (1906). 



3. Polygonum hydropiperoides Michx., var. psilostachyum St. John. Habit 

 sketch from the type, X 1 A> 



3a. Detail of inflorescence showing the eciliate ocreolae, from the type, 

 X 2. 



4. Calopogon pulchellus (Sw.) R. Br., forma latifolius St. John. Habit 

 sketch of the type, X 1 A. 



5. Polygonum lapathifolium L., var. prostratum Wimmer. Habit sketch 

 showing the tip half of one of the prostrate branches, from St. John, no. 

 1,361, Sable Island, Nova Scotia, September 4, 1913, X 1 A> 



5a. Detail of a spike, X 2. 



5b. A single fruit showing the raised anchor-like nerves on the two outer 



sepals, from the above, X 5. 

 5c. A mature achene, from the above, X 5. 



6. Lathyrus palustris L., var. retusus Fernald & St. John. Habit view of 

 several median leaves of the type, X % 



