518 



STYRAOACE^. ^STYRAX FAMILY.) 



S. Valerancli, L. ll^AHdeh. Sdbun-^Ardb. Semnid-Setein. .3 to 

 . 8, glaucesceut ; stem simple or paniculate. Leaves obovate-spathulate, 

 the lower tapering to a petiole. Racemes leafless ; pedicels setaceous, 

 ascending, incurved at bracteolate joint above middle; flowers .002 to 

 .003 long; calyx-teeth erect, triangular ; corolla white, a little loncjer 



than calyx 

 throughout. 



Summer — Ditches, pools, and moist places ; common 



Fig. 244. 



Order LXII. STYRACACE^, D. C. (Styrax Family). 



Shrubs or small trees^ with simj^le, entire, alternate, ex- 

 stipulate leaves, and perfect, regular flowers, the calyx 

 adnate to Z-h-celled ovary' corolla perigynous, ^A-parted, 

 lobes alternating with those of calyx j stamens monadelphous 

 or polyadelphous at basej style \, stigma captatej frutt 

 drupe-Ilk^, green, 1-celled by abortion, 1-seeded — Stamens as 

 many as corolla-lobes, or d jiible their number, or mure, 

 inserted at base uf corolla — A family represented with us by 

 one genns. 



STYRAX, Tourn. Styrax. Eauz. 



Calyx cup-shaped, repand-5-dentate. Corolla tube short, with 5- 

 7 lobes, twisted to the cleft in cestivation, or nearly valvular. Stamens 

 6-16. Fruit ovate, leathery, with persistent calyx adnate to its base, 

 and 3 valves dehiscent from base or apex. Seed large, ovate-globular. 

 — Small trees, with white flowers resembling those of the orange. 



S. officinale, L. 5 Styrax. 



Hauz. Abhar. Libnah. 3 to 6, young 

 branches woolly. Leaves petioled, 

 ovate, to round-ovate, glabrescent 

 at upper, tomentellous at lower 

 surface. Cymes few-flowered ; co- 

 rolla .02 to .04 broad, 3-5-times as 

 long as truncate calyx; stamens 

 12 or less; fruit tomentellous, .02 

 in diameter — Summer — Common 

 in thickets and mountains to sub- 

 alpine regions throughout. A very 

 showy shrub in the season of 

 flowers. The oflicinal Storax is the 

 inspissated juice of the bark. 



Order LXIII. JASMINEiE, R. Br. (Jessamine Faj^iily). 



Flowers regular, perfect. Calyx persistent, dentate or 

 lobed. Corolla hypogynous, salver-shaped, with 5-8 lobes, 

 spirally convolute in bud. Stamens 2, inserted on tube, en- 

 closed within it. Ovary destitute of disk, 2-celled, 2-lobed 

 at apex, ovules 1-2 in a eel], erect. Style simple, stigma 2- 

 lobed. Fruit a double berry, or separable into 2 capsules. 

 Albumen little or 0, embryo straight. 



Flower of Styrax officinale. 



