POLYGALACEJS. 613 



PACHYSTIMA, Raf. 



Calyx 4-lobed. Petals and stamens 4, inserted on the edge of the disk 

 that fills the throat of the calyx. Style very short ; stigma obscurely 2- 

 lobed. Capsule 2-celled, loculicidally 2-valved, 2 -4-seeded, the seed arillate. 



Low shrubs, with opposite persistent leaves, and minute axillary flowers. 

 P. Canbyi, Gray. Leaves oblong-linear, denticulate near the tip 



flowers single, or clustered on the common peduncle ; petals oblong-ovate. 



Rocky cliffs on the mountains of North Carolina and Virginia ( Curtiss). 

 Shrub 1 or more high. 



TRIBE HIPPOCRATES. Calyx 5-c/e/i. Petals 5. Stamens 3, inserted 

 within the large disk. Ovary ^-celled ; styles united below. Ovules ascending. 

 Albumen none. 



HIPPOCRATEA, L. 



Calyx small, 5-parted. Petals spreading, ralvate or imbricate. Filaments 

 recurved : anthers 2- or 4-celled. Disk expanded. Ovary free or confluent. 

 Style short, subulate, 3-cleft. Ovules 2 - 6 in each cell. Carpels 3, united 

 at the base, 2-valved, or indehiscent, few-seeded. Seeds mostly winged. 

 Climbing shrubs. Cymes or panicles dichotomous. 



H. ovata, Lam. Leaves elliptical-oblong, serrulate ; panicles rusty- 

 pubescent, mostly longer than the leaves ; petals oblong ; carpels oval or 

 roundish. Borders of the Everglades (Curtiss). 



OEDER SAPINDACE^E. 



SAPINDUS, L. 



S. Saponaria, L. Petioles broadly winged ; leaflets 6 or 8, nearly oppo- 

 site, rather rigid, oblong, obtuse, mostly equal sided, pubescent beneath; 

 panicle tomentose, canescent; fruit globose. Coast of South Florida. 

 A small tree. 



ORDER POLYGALACE2E. 



POLYGALA, L. 



P. Rugelii, Shuttlw. Stem mostly branching ; leaves alternate, lanceo- 

 late, acute, sessile, the lowest ones clustered and narrowed into a petiole ; 

 spikes globose ; wings oblong-obovate, cuspidate ; seeds and caruncle as in 

 P. lutea. Flat pine barrens, East Florida. May - August. Stem 1 - 2 

 high. Flowers bright yellow, drying brown. 



P. Reynolds, n. sp. Stems stout, at length branching above (1 or 

 more high) ; leaves lanceolate, mucronate, punctate (!' long) ; the lowest 

 ones clustered, spatulate ; flowers large, yellow, scattered -in a long (6' or 

 more) stout terminal raceme ; wings elliptical, mucronate, 4 times as long as 

 the capsule ; keel crested ; pedicels as long as the subulate bracts ; caruncle 

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