FAM. 91. 07 



P. umbellaU, //) s ' Plum. Black Sloe. Bullae* Plum. Small tree or shrub with 

 thinmsh. serrate leaves; sepals pa . (bote, nearly black 



beneath the bloom. Low pine-Ian I or hammocks. 



P. angustifolia, Chi.kasav Plum. S ifl spiny shrub; leaves thinnish, serru - 



late; sepals ciliate with glandular hairs; drupe ova rei or yellow- 



ish, with a slight bloom. Thick 



The Chickasaw is also planted, as are Kelsey, Wickson. etc. 



4. Flowers in terminal racemes, appearing after the leaves; — shrubs or 



trees, flowers white; drupe pulpy; stone bony. - Padus 



P. serotina, Wild Cherry, Black Cherry. Tree with firm, glabrous leaves, finely 

 serrate, with the teeth callous ani appressed; drupe purplish blade Woods 

 and planted. Spring. 



To the cultivated species of this family, though nst often planted here, belong 

 the .Cherries (.Cerasus . Apricots (.Armeniaca) and Almonds (Amygdalus). 



91. Mimosaceae, Mimosa Family. 



Herbs, trees and shrubs with erect or prostrate stems, 

 and alternate mostly 2-3 pinnate leaves; stipules various, 

 sometimes spine-like; flowers perfect or polygamous; sepals 

 and petals 3-6. partially united or the latter distinct; sta- 

 mens as many or twice as many as there are petals, or 

 more, usually exserted. distinct or monadelphous; ovary 

 superior, 1-celled; style 1; fruit a legume. 



1. Stamens numerous, filaments distinct or the inner ones slightly united 



at the base, ■ ••--•-.-«. J 



1 Stamens as many or twice as many as the petals. ------. 



2. Petals distinct or united below the mid lie; legumes flat, dry; — orna- 



mental shrubs or trees with leaves 2-pinnate or reduced to 

 phyllodes; the yellow flowers in spikes or heads on axillary pe- 

 duncles; calyx 4-5 lobed or wanting; petals 4-5, - - . Acacia 

 2. Petals united into a tubular-funnelshaped corolla; legumes cylindric. 

 pulpy within; — ornamental shrubs or small trees, spiny, with 

 2-pinnate leaves; the yellow flowers in globular spikes; calyx 

 and corolla shallowly 5-lobed, - Vachellia (.Acacia > Farnesiana, ( )popa nax 



2. Petals united into a funnelshaped corolla; legumes broadly linear, flat; — 



ornamental shrubs or trees, not spiny, with 2-pinnate leaves 

 of 16-24 pinnae; the pink flowers in panicles or capitate spikes; 

 calyx and corolla 5-lobed; stamens numerous, exser 



Albizzia Julibrissin, Mtmjsa-tree 



3. Pods 4-angled or with a broad margin, not jointed, beaked; — herbs or 



low shrubs with prostrate prickly stems; the sensit . ee 



- ; innate with setaceous stipels; purp. i- 



like spikes; calyx and corolla i l'». D./ sanly 



soil. Summer. ... - Moroogia Schjankia^, Sensitive b> 



M. uncinita, iritfa 



M. angustata, with the lea'i 



:'jds flat .ustly prickly plants wr. 



