BUCKBEAN FAMILY— OLIVE FAMILY 99 



saucer-shaped corolla, stamen- 4-5, ovary 1 -celled, stigma 2-lobed, or di- 

 vided, capsule ovate; flowers in a compact panicle; leave- alternate, simple, 

 the lower frith margined .petioles ; perennial. 

 Stems 3-20 in. high; leaves 1-5 in. long; flowers in 



open to dense clusters, 1-3 cm. wide ; petals 4 or 5 5. perennis 



MENYANTHACEAE BUCKBEAN FAMILY 



Sepals 5, united, petals 5, united into a funnelform, or saucer-shaped 

 corolla, stamens 5, on the corolla, ovary 1-celled, fruit a capsule or closed; 

 flowers regular and perfect, in clusters ; perennial aquatic or marsh herbs 

 with basal or alternate entire crenate or 3-foliate leaves. 



Menyanthes Linne 1753 Buckbean 



(Gr. men, month, anihos, flower) 



PL 17, fig. 3. 



Sepals 5, united, petals 5, white or purplish, united into a short funnel- 

 form corolla, fringed or bearded within, stamens 5, on the tube of the co- 

 rolla, disk of 5 glands below the ovary, ovary 1-celled. style awl-shaped, 

 stigma of 2 flat plates, capsule oval ; flowers in racemes or panicles on long 

 j lateral stalks; leaves alternate, long-petioled, 3-foliate, basal; perennial 

 marsh herb with creeping root-stocks. 

 Leaflets oblong to obovate, 1.5-3 in. long; flowers 10- 



12 mm. long M. trifolidta 



OLEACEAE OLIVE FAMILY 



Sepals 2-4 (or none) united into a calyx, petals 2-4 (or none) separate 

 or united, stamens 2-4, on the corolla, ovary 2-cellcd, fruit a capsule, some- 

 times a winged fruit (samara), drupe, or berry ; flowers perfect, polygamous 

 or dioecious, in terminal or axillary panicles, cymes or clusters, trees or 

 shrubs with opposite or alternate, simple or pinnate, entire or dentate 

 leaves. 



1. Leaves pinnate or simple; fruits winged Fraxinus 



2. Leaves simple ; fruits berry-like Adelia 



Fraxinus Linne 1753 Ash 



(The I atin name) 



PI. 17, fig. 1. 



Sepals 4 (or none) united, petals none or 2-4, separate or united in 

 ! pairs at the base, greenish, stamens 2 (rarely 3 or 4), ovary 2-celled, with 



