-08 MpNOECIA. TETSAKDraA. 



Herbaceous, rarely jshrubby or arborescent, and often 

 pung-ent plants; leaves stipulate, opposite or alternate; 

 flowers spiked or glomerate, axillary, or sometimes partly 

 terminal and cyraose. 



Species. 1. U. pumila. 2. vretis. 3- cUoica. These 2 

 last are merely naturalized. 4. procera. 5. cliamcednoiiles. 

 Ph. 6. gracilis. T.cnpitata? Obs. Leaves opposite, ovate, 

 acuminate, dentate and scabrous, petioles short; glomeruli 

 spiked, spikes solitary, comose. Male calix 4-parted; 

 stamina at first incurved, the anthers retained by a cen- 

 tral ovoid gland, rising at length with an elastic spring; 

 stigma 1; germ compressed, ovate. Ha3. On the banks 

 of the Delaware, near Philadelphia, common; often mis- 

 taken for a Boehmeria. 8. divaricata. 9. canadensis. These 

 2 last species afibrd a very strong hemp. 



The principal part of this extensive genus, containing 

 near 80 species, is indigenous to the tropical parts of 

 America, with India and the islands of the Pacific, there 

 are also species in Europe and at the Cape of Good Hope. 



742. PARIETAEIA. X. (Pellitory.) 

 Flowers polygamous. — Hermaphrodite. 



CdLT 4-cleft. Corolla none. Stamina elastic. 

 SUjlel, Seed I ^ supeiiov, Fem. Cato 2-leaved, 

 Seed covered by the dry and elongated calix. 



Herbaceous; leaves alternate or opposite sometinrcs 

 without stipules; flowers glomerate, axillary. 



Species. \.V. pennsylvanica. Also indigenous to Lou- 

 isiana. 2. * floridojM. Leaves iOundish-ovate, obluse, aa 

 long as the petiole and opaquely punctate; fiowers glome- 

 rate, equal with the involucrum; stem erect. Hab. Near 

 St. Mar\'s, West Florida. — Dr. Daldwyn. Apparently in- 

 termediate between P. pennsijlvanica and P. Insiicuiica. 

 Leaves not miimte, pilose, 3 or 4 lines wide, and with the 

 filiform peduncle an inch long; involucrum inconspicuous; 

 stem about 10 to 12 inches high. 



A genus of about 18 species, indigenous to Furope, In- 

 dia, China, the Cape of Good Hope and the Levant. 



743. MORUS. L, (Mulberry.) 



Masc. Calix 4-partcd. Corolla none. Fem. 

 €ato4-leaved. C'aro//a none. Styles 2, Calix 

 becoming a bciiy. Seeds solitary. 



L£C*esC2:it tree=; le2,ves producine" stinuk^-. altern:'.*^: 



