518 



CXXIX. MONOTROPE^]. 



llypopity*. llypopityi. 



Flower cut vertically (mag.)' -Seed (mag.). 



Jtypopityt europaa. 



Hypopityt. 



PenUnierous diagram. 



llypopHyt. Ilypopitys. 



Tctramerous diagram. Andrcecium and pistil (mag.). 



5-4>-celled, many-ovuled. FBUIT capsular. SEEDS numerous, minute. EMBRYO undi- 

 vided, minute. Parasitic fleshy leafless scaly HERBS. 



Perennial HERBS resembling Orobanche, simple, fleshy, parasitic on the roots of 

 trees, never green. LEAVES 0, replaced bj alternating scales. FLOWERS 9 , sub- 

 regular, sometimes solitary and 5-merous, sometimes in a raceme or spike, the ter- 

 minal 5-nierous, the others 4-merous. CALYX 5-partite, persistent, sometimes 0, or 

 replaced by bracts. COROLLA hypogynous, white or pinkish, persistent, of 5-4 petals 

 gibbous at the base, free or more or less cohering into a 5-4-fid corolla. STAMENS 

 10 or 8, inserted on the receptacle, sometimes accompanied by filiform appendages; 

 anthers 1-celled, peltate, and opening by a transverse slit; or 2-celled, cells with a 

 basal awn, opening by longitudinal slits, or awnless and opening by pores. OVARY 

 free, ovoid or sub-globose, 4-5-celled, with 10 glands at the base; style simple, 

 straight, hollow ; stigma discoid, margined ; ovules innumerable, on fleshy axile 

 placentas filling the cells. CAPSULE 4-5-celled, with 4-5 loculicidal semi-septiferous 

 valves ; placentas fleshy. SEEDS numerous, minute, sub-spherical ; testa loose, reti- 

 culate. EMBRYO undivided, minute. 



Monotropa. 



PRINCIPAL GENERA. 

 Hypopitys. Schweinitzia. Pterospora. 



Monotropees approach Ericinece, and especially Pyrolacece, in their polypetalous or sub-polypetalous 

 diplo3temonous corolla, their stamens distinct from the corolln, their anthers opening by pores or trans- 



