DIANDPJA— MONOGYNIA. Lemna. 31 



3. U. minor. Lesser Bladderwort. 



Spur short, obtuse, keeled, deflexed. Cluster of few flowers. 

 Corolla gaping ; palate nearly flat ; lips undivided. 



U. minor. Linn. Sp. PL 26. JVilld. v. 1. 1 12. Vahl Enum. v. 1. 



199. Fl. Br. 28. Engl. Bot. v. 4. t. 254. Hook. Scot. 9. Fl. 



Dan. t. 128. Schmid. Ic. 79. t. 21. /. 1 — 11. Schrad. Germ. 



v. 1. 56. £/*r/*. Her6. «. 62. B«/r. v. 5. 177. 

 Lentibularia minor. Ifr/ii Syn. *286. 

 Millefolium palustre, galerieulatum, minus. Pluk. Phyt. t. 99./. 6. 



very bad. 

 Aparine aquis innatans Terevisana, foliis Percepier, capreolis do- 



nata. Bocc. Mus. 23. t. 4, nojlowers. 



In ditches ; on spongy bogs, but rare. 



Perennial. July. 



Still smaller than the last. Bladders more numerous, many of 

 them, if not all, attached to the leaves. Fl. about half as large 

 as U. intermedia, pale yellow, streaked ; palate not closing the 

 mouth. 



12. LEMNA. Duck-weed. 



Linn. Gen. 478. Fl. Br. 956. Lam. t. 747 . Sm. in Recs's 



Ct/cl. v. 20. Hook. Lond. t. 119. 

 Lenticula. Juss. 19. Mich. Gen. 15. L 11. Dill. Gen. 1 18. t. 6. 



Nat. Ord. Miscellanea. Linn. 54-. Naiades. Juss. 6. Near 

 Hydrocharidccc. Br. Pr. 344. Aroidea ; sect. 2, Pistia- 

 cece. Richard. Hook. Scot. 191. 



Cal. of 1 leaf, membranous, torn, evanescent. Cor. none. 

 Stam. lateral, thread-shaped, longer than the calyx, un- 

 equal ; each anther a pair of globes, splitting at the top. 

 Germ, superior, ovate, keeled at one side next the stam. 

 Style columnar, shorter than the stamens. Stigma ob- 

 tuse. Caps, not valvular, of 1 cell. Seed 1, oval, trans- 

 verse. 



An aquatic genus, now well explained by Prof. Hooker, 

 who, like Mr. Brown, considers it as a reduced or sim- 

 plified Aroidea, next akin to Pistia. 



Herb floating, consisting of a simple, flattish, highly vascu- 

 lar, smooth, sometimes laterally proliferous, frond*, with 



3 I submit to the use of this 

 few othe ~ 



Botany, 



ibmit to the use of this term, as necessary in this instance and a very 

 :rs, though the plants are not cryptogamic. Seefrons in Jnirod. to 

 and Grntnmar. 



