ALLIANCES OF PLANTS. 



203 



Alliance 3. Passionales, Flowers with a ring or coronet of 

 sterile stamens. Petioles generally glandular. 



Leaves with stipules 

 Flowers unisexual . 

 Placentae spread over all 



the lining of the fruit. 

 Stipules absent. Ovary 



stalked. 

 Stipules absent. Ovary 



sessile (Coronet 0). 



48. Passifloraceae 



49. Papayacese 



50. Flacourtiaceae 



52. Malesherbiaceae. 



53. Turneraceae. 



Subacid. 



Vermifugal. 



Suspicious. 



Alliance 4. Bixales. Polyandrous. Leaves dotted. 



54. Bixaceae . . Purgative and sto- 

 machic (Arnotlo). 



This is connected with the Epigynous group by Passiflora, and with the Calycose by 

 Turnera, which passes into Cistaceae. Otherwise its external relationships are not well 

 marked. The orders themselves are intimately related. 



GROUP IV. CALYCOSE. 



Alliance 1. Guttales. Polyandrous. Albumen absent. Petals 

 equal in number to the sepals. 



Leaves simple. Seeds few. 55. Guttiferae or Clu- Fruit sometimes 



siaceae. eatable (Mangos- 



tan) ; purgative, 

 acrid (Gamboge). 

 Seeds eatable (Sa- 

 pocaya nuts). 



Leaves compound. Seeds 56. Rhizobolaceae 



few. 

 Leaves alternate. Flow- 57. Marcgraaviaceae. 



ersunsymmetrical. Seeds 



numerous. 



Styles several. Seeds nu- 58. Hypericaceae 

 merous. 



Slightly purgative 

 and febrifugal. 



Alliance 2. Theales. Polyandrous. Albumen absent. Petals 

 unequal to the sepals in number. 



59. Ternstrbmiaceae . Subnarcotic and as- 

 tringent ( Tea). 



Alliance 3. Acerales. Stamens definite. Flowers unsymme- 

 trical. 



Petals without appendages. 60. Aceraceae 

 Fruit indehiscent, wing- 

 ed, consisting of two car- 

 pels. 



Saccharine {Sugar 

 maple'). 



