OLEACEAE 245 



7. DODECATHEON L. 

 1. Dodecatheon Meadia L. Shooting Star. (Man. p. 719; I. F. 

 f. 2S26.) On moist cliffs and prairies, Pa. to Man., Ga. and Tex. — Penn- 

 sylvania : Montgomery ; Lancaster ; Perry. 



Orders. EBENALES. 



FAMII.Y I. EBENACEAE Vent. Ebony Family. 



1. DIOSPYROS L. 



1. Diospyros Virglniana h. Persimmon. DaTE-plum. (Man. p. 

 721 ; I. F. /. 2SjT.) In fields and woods, R. I. to Kans., Fla. and Tex. — 

 Pennsylvania: Northampton; Bucks; Dei^aware ; Chester; Lan- 

 caster ; Schuylkill ; Franklin ; Huntingdon ; Allegheny. 



Order 4. GENTIANALES. 



Stamens usually 2, fewer than the corolla-lobes or sepals, our representatives 



shrubs or trees. Fam. i. Oleaceae. 



Stamens as many as the corolla-lobes : our representatives herbs. 

 Gynoecium of several united carpels : stigmas distinct : plants with a watery 

 juice. 

 Ovary 2-celled : leaves with stipules, at least connected by astipular line. 



Fam. 2. LOGANIACEAE. 



Ovary i -celled : leaves without stipules. 

 Corolla with imbricated or convolute lobes in the bud : leaves opposite 



or whorled. Fam. 3. Gentianaceae. 



Corolla with induplicate-valvate lobes in the bud : leaves alternate. 



Fam. 4. Menyanthaceae. 

 Gynoecium of 2 distinct carpels except for the united styles or stigmas : 

 plants with a milky juice. 

 Androecium of distinct stamens : pollen-grain simple : styles united. 



Fam. 5. Apocynaceae. 

 Androecium of united stamens : pollen-grains in waxy masses : styles dis- 

 tinct. Fam. 6. Asclepiadaceae. 



Family i. OLEACEAE Lindl. Oltv^E Family. 



Fruit dry, a capsule or a samara. 

 Flowers complete : fruit a capsule : leaf-blades simple, i. Syringa. 

 Flowers without a corolla : fruit a samara : leaf-blades compound. 



2. Fraxinus. 

 Fruit fleshy, a drupe or a berry. 



Corolla of nearly distinct petals : flowers in drooping panicles. 



3. Chionanthus. 

 Corolla of united petals : flowers in erect panicles. 4. Ligustrum. 



1. SYRINGA L. 

 1. Syringa vulgaris L. Lilac. (Man. p. 724; I. F. /. 2837.) Es- 

 caped, Me., N. H. to N. Y. and Pa. Nat. of eastern Eu. — Pemisylva- 

 nia : Northampton. 



2. FRAXINUS L. 

 Leaves with stalked lateral leaflets : calyx present in the pistillate flowers : 

 samara not winged all around. 

 Wings of the samara almost entirely terminal on the body. 



