82 POLYGALACER. (MILKWORT FAMILY.) 
1. BYRSONIMA, Rich. 
Calyx with 10 glands at the base without. Petals 5. Stamens monadelphous 
at the base. Styles 3. Fruit drupaceous, 3-celled, 3-seeded. — Racemes termi- 
nal, simple or branched. 
1. B. lucida, Rich. Smooth; stem much-branched; leaves coriaceous, 
wedge-obovate, obtuse, entire, short-petioled, shining above, paler beneath, vein- 
less; racemes erect, bracted, simple, twice the length of the leaves; pedicels 
slender, spreading ; petals yellow, orbicular-cordate, wavy, long-clawed ; drupe 
smooth, globose. — South Florida. — A small shrub. Leaves 1’ long. Drupe 
as large as a grain of pepper. 
OrDER 45. POLYGALACEZJE. (Muxwort FAMiLY.) 
Herbs or shrubs, with entire exstipulate leaves, and irregular hypogy- 
nous monadelphous or diadelphous flowers. — Anthers 1-celled, opening 
by a terminal pore. Ovary 2-celled, with a single anatropous pendulous 
ovule in each cell, Seeds often carunculate, Embryo straight in scanty 
albumen. Radicle superior. 
l POLYGALA, L. Mirxworr. 
Sepals 5, persistent, unequal ; the two lateral ones (wings) larger and petal-like. 
Petals 3, more or less united ; the middle one (Keel) larger, and usually crested at 
the apex. Stamens 8, rarely 6, united into a tube, or into two equal sets, and 
also with the claws of the petals. Style curved, clavate. Stigma terminal or 
lateral. Capsule 2-celled, 2-seeded. Seeds suspended, carunculate. — Chiefly 
herbs. Leaves alternate or whorled. Flowers in terminal spikes or racemes, 
rarely axillary, or radical and imperfect. 
§ 1. Flowers in globose or oblong more or less compact spikes. 
* Spikes corymbose : biennials. s 
1. P. cymosa, Walt. Stem tall, simple; leaves scattered, linear, acute, 
the upper bractlike, the lowest long (6/—9') and crowded ; corymbs simple 
or compound; wings oblong, abruptly acute; seeds minute, globose-obovate, 
smooth; caruncle none. (P. corymbosa, Ell. P. acutifolia, Torr. $ Gray. P. 
graminifolia, Poir. P. attenuata, Nutt.) — Pine barren ponds, Florida to North 
d Carolina, and westward. July. — Stems 29 — 49 high. Corymbs very large and 
t , or small and simple. Flowers yellow, turning dark green in drying. 
Plant Ko 
sa, Ell Stem low, simple, or branching and leafy from the 
nit ; leaves fleshy, lanceolate, acute, scattered, the lowest spatu- - 
