GENERA OF PLANTS. 



The following descriptions of genera and species, are mostly quoted from 

 Eaton's Manual ; a few however, have been selected from Pursh, and Torrey's 

 Botany, Withering's, and some others. 



CLASS I. MONANDRIA. 



ORDER I. MONOGYNIA. 



SALICOR"NIA. Calyx inflated, entire, 3 or 4-sided, obconic : corolla 0; style 

 2-cleft : seed 1, enclosed in the calyx. 12. 29 (samphire). S. 



HIPPU'RIS. Calyx superior, obsolete, with a 2-lobed margin; corolla 0; 

 seed 1 : stigma simple : style in the groove of the anther. 15. 88 (marestail). 



ORDER II. DIGYNIA. 



BLI'TUM. Calyx 3-cleft, or 3-parted, berry-like : corolla : seed 1, immersed 

 in the calyi* 12. 29 (blite). 



CLASS II. DIANDRIA. 



ORDER I. MOftOGYNIA. 



A- Corolla l-petalled, inferior, Regular : seeds in a drupe or nut. 



LIGUS"TRUM. Calyx 4-toothed : corolla with 4 ovate divisions : berry 1 or 

 2-celled, 2 or 4-seeded. 44. 37 (prim). 



CHIONAN"THUS. Calyx 4-parted ; corolla 4-parted, with very long divi- 

 sions ; nucleus of the drupe, striate-fibrous. 44. 37 (fringe-tree). 



Exotics. 



JAS"MINUM. Corolla salver-form, 5 to 8 cleft : berry 2-seeded, each seed 

 solitary, arilled. 44. 37 (jasmine). 



SYRIN"GA. Corolla salver-form : capsule 2-celled. 44. 37 (lilac). 

 B. Corolla l-petalled, inferior, irregular; seeds in capsules. 



VERON"ICA. Calyx 4-parted : corolla cleft into 4 lobes, lower division 

 smaller -. capsule obcordate, few-seeded, 2-celled. 40. 35 (speedwell). S. 



LEPTAN"DRA. Calyx 5-parted, segments acuminate : corol tubular cam- 

 panulate, border 4-lobed, a little ringent, lower segment narrower : stamens 

 and at length the pistils much exserted : capsule ovate, acuminate, opening at 

 the top. 40. 35 (culver's physic). S. 



GRA'TIOLA. Calyx 5-parted, often with 2 bracts at the base: corol irregu- 

 lar, resupinate, 2-lipped, upper lip 2-lobed, lower one equally 3-cleft : stigma 

 2-lipped ; capsule 2-celled, 2 valved. 40. 40 (hedge-hyssop.) S. 



LINDER"NIA. Calyx 4-parted : corol resupinate, tubular, 2-lipped ; upper 

 lip short, reflexed, emarginate ; lower one trifid, unequal : filaments 4, the 2 

 longer ones forked and barren : capsule 2-celled, 2-valved, the dissepiment 

 parallel to the valves. 40. 40. S. 



CATAL"PA. Corolla 4 or 5-cleft, somewhat inflated, bell-form : calyx 2-part- 

 ed or 2. leaved : stigma 2-lipped : capsule cylindric, 2-celled. 40. 45 (catalpa 

 tree.) S. 



C. Corolla l-petalled, inferior, irregular ; seeds naked. 



MONAR"DA. Calyx cylindric, striated, 5-toothed : corolla ringent, tubular, 

 tipper lip lance-linear, involving the filaments, lower lip reflexed, 3-lobed. 42. 

 39 (Oswego tea, mountain-mint). S. 



LYCO'PUS. Calyx tubular, 5-cleft or 5-toothed : corol tubular, 4-cleft, near- 

 ly equal : upper division broader and emarginate : stamens distant : seeds 4, 

 retuse. 42. 39 (water horehound). 5. 



