31G GYNANDRIA.— MONANDRIA. 



518. MALAXIS. Petals 5, narrower than the li r 

 spreading or deflexed. Lip flattened, undi 

 dcd, sessile, often exterior. Pollinia 4, pa 

 lei with each oilier, fixed to the stigma by then- 

 extremities. 



319. CORALLORH1ZA. Petals equal and conriivent. 

 Lip mostly produced at the base. Column free. 

 Pollinia 4, oblique, (not parallel.) 



520. APLECTRUM. Petals equal, connivent. Lip 

 unguiculate, not produced at the base. Anther 

 situated below the summit of the column ; pot 

 linia 4, oblique, lenticular. 



DIANDRIA. 



m. CYPRIPEDIUM. Lip ventricose, inflated, sac- 

 cate. Petals 4 ; the under one bifid. Column 

 terminating in a petaloid lobe. 



HEXANDRIA. 



522. ARISTOLOCHIA. Cal. 0. Cor. 1-petalled, li- 

 gulate, with a ventricose base. Caps. 6 -celled 

 many-seeded, inferior. 



DODECANDRIA. 



723. ASARUM. Cal. subcampanulate, 3— 1-cleft. 



Cor. 0. Anthers annate to the middle of the 



filaments. Caps, inferior, 6-celled, crowned 

 with the calyx. 



GYNANDRIA. 

 MONANDRIA. 



508. ORCHIS. Orchidec*. 

 O. spectabilis: lip obovate, undivided, crenate, re 

 tuse ; petals straight, the lateral ones longer ; horn 

 clarate, shorter than the germen ; bracts longe 1 

 1han the flower ; stem leafless, 



