CL. II.] DIANDRIA MONOGYNIA. 4!) 



CLASS II. DIANDRIA. 



Plants bearing Flowers with Two Stamens. 



Order I. MONOGYNIA. One Pistil. 



* Flowers inferior, of one petal, regular. 



1. LIGU'STRUM. Corolla four-cleft. Berry two-celled ; cells two- 



seeded. 



2. FRA'XINUS. Corolla none, or deeply four-cleft. Capsule com- 



** Flowers inferior, of one petal, irregular; seeds inclosed inaseed-ve&s^l. 

 pressed two-celled ; cells one-seeded. 



3. YERONI'CA. Corolla wheel-shaped, deeply four-cleft, lower seg- 



ment smaller. Capsule two-celled. 



4. PINGUI'CULA. Corolla gaping, spurred. Capsule one-celled. 



Calyx five-cleft. 



5. UTRICULA'RIA. Corolla masked, spurred. Capsule one-celled. 



Calyx of two leaves. 



*** Flotcers inferior, of one petal, irregular} seeds naked. 



6. LY'COPUS. Corolla tubular, four-cleft; upper segment notched. 



Stamens distant, simple. Calyx tubular, five-cleft. 



7. SA'LVIA. Corolla gaping. Filaments transversely attached to a 



footstalk. Calyx two-lipped. 



**** Flowers superior. 



8. CIRCy'A. Corolla of two petals. Calyx of two leaves. Capsule 



two-celled ; cells one-seeded. 



***** Flowers destitute of petals. 



9. LE'MNA. Calyx of one piece, membranaceous. Capsule one- 



seeded. 



10. CLA'DIUM. Glumes of one valve, one-flowered, imbricated ; the 

 outer ones empty. Drupe destitute of bristles at the base. 



(Salicornia. Eraxinus eicelsior. Rhynchospora aliia. Carer.) 

 Order II. DIGYNIA. Two Pistils. 



11. ANTHOXA'NTHUM. Calyx of two chaff-scales, containing one 

 flower. Corolla of two husks, awned. 



DIANDRIA. MONOGYNIA. 



1. LIGU'STRUM. PRIVET. 



Calyx inferior, tubular, with four upright blunt teeth. Corolla 

 of one petal, funnel-shaped ; limb expanded, divided into four 

 deep, egg-shaped segments. Stamens opposite, in the mouth of 

 the tube. Germen oval. Style very short ; stigma thick, cleft. 

 Berry globular, two-celled, with two seeds in each cell. Seeds 

 convex on one side, angular on the other. Name from ligo, to 

 bind. 6. 



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