80 FAM. 100. 



staminal tube 10 or 12-lobed, each lobe 2-3 cleft, anthers 10 or 

 12; ovary 3-6 celled; drupe with a 1-5 celled stone, and the seeds 

 solitary in each cavity. Spring. - Melia, Pride of India 



M. Azedarach, China-berry Tree. A large deciduous ornamental tree with twice- 

 pinnate leaves, flowers lilac, berries yellow. 

 The var. umbraculifera, Umbrella-tree, has a depressed umbrella-like top; 



another var. semperflorens, Dwarf China-berry, is a shrub blooming 



at any time of the year. 



100. Polygalaceae, Milkwort Family. 



Herbs or rarely shrubs with entire exstipulate leaves 

 and irregular hypogynous flowers ; calyx of 5 sepals, of which 

 the two lateral are petaloid and are called wings; corolla 

 of 5 or 3 petals, of which the lower, often beaked or crested, 

 is called the keel; stamens 8, 6 or 4, usually united into 

 a tube, cleft on the back; ovary 2-celled, styles united, 

 stigma curved, dilated or lobed; fruit mostly capsular, 

 2-celled. 



Leaves alternate, opposite, or whorled; flowers in densely crowded spikes 

 or racemes; some species produce racemes of cleistogene flowers 

 at the base; sepals 5; petals 3, rarely 5; stamens 8, rarely 6, united 

 into a tube or in two equal sets; style curved, stigma 2-4 lobed; 

 capsule flat, 2-celled; seed 1 in each cavity, usually bearing a 

 caruncle, --------- Polygala, Milkwort 



1. Leaves alternate, - -------«„2 



1. Leaves whorled, ----------- \q 



2. Flowers purplish, -----------3 



2. Flowers white or yellow, -------.. -»jj 



3. Flowers in slender, loose-flowered racemes, -----_.. 4 



3. Flowers in dense spike-like racemes, -.-----. --g 



4. Keel without beak or crest; — branching at the base, sparingly above; 



pubescent; flowers pink or violet-purple, becoming greenish; 

 lateral petals much shorter than the naked hooded keel; sta- 

 mens 8, monadelphous below the middle; style dilated and beard- 

 ed above. Pine-woods. Summer and Fall. P. grandiflora 



4. Keel crested with large branching processes; — branching at the base, 



simple above; flowers rose-purple to pink; cleistogene flowers 

 present; stamens 8; style short, hooded. Dry sandy soil. Sum- 

 mer, ----------p. polygama 



5. Stamens 6; — not or sparingly branched; leaves scale-like; flowers 



pink or whitish; wings thrice longer than the other sepals; keel 

 somewhat crested; style short, auricled above. Low pine-land. 

 Spring and Summer. ------- p. setacea 



5. Stamens 8; — slender, striate or angled, sparingly branched above; 



leaves small; flowers pink or purple; wings mucronate; petals 

 united below into a cleft tube; keel crested; style filiform, au- 

 ricled above. Sandy soil. Summer. - - - - P. incarnata 



6. Flowers in dense subglobose racemes, solitary, ------ 7 



6. Flowers in racemes, the racemes corymbed, ------ 8 



