34 
.CALYC1 FLORAE. 
perties deserving of notice. The Lagerstrcemia Regina, 
a tree about 30 feet in height, and Lagerstrcemia Indica, 
are common in our gardens, and rank among the most 
showy of our ornamental plants. Lawsonia Alba, the 
plant from which the Henna or Alhenna of the Arabs is 
procured, known here as the Tree Mignionette, from the 
powerful odour it exhales at night, is also very generally 
cultivated. The bark and leaves of Lagerstrcemia 
Regina: are accounted purgative and hydragogue, and 
the seeds narcotic. 
I. Ammannia. 
Calyx bell-shaped, teeth 4-7, erect, with smaller 
horn-like patulous teeth at the indentations. Pe- 
tals none, or 4-7, alternate with the erect teeth, 
Stamens of the same number or half that, of the 
teeth of the calyx. Capsule ovato-globose, mem- 
branaceous, 4-celied. or when ripe 1 -celled. 
Glabrous aquatic herbaceous plants. Flowers axillary 
sessile or shortly peduncled, small. — Name, in honor of 
John Amman, a Botanist and Physician at St. Peters- 
burgh. 
1. Ammannia latifolia. Broad-leaved Am- 
mannia. 
Stem tetragonal erect branched, leaves lineari- 
lanceolate obtuse cordato-auriculated, flowers 
axillary 1-3 sessile furnished with petals (?) and 
stamens. — DC. 
Aparincs folio anomala, vasculo scminali rotundo. 
Sloane, Hist. 1. 44. t. 7 f. 4. — Isnardia- foliis sessilibus 
lanceolatis quasi auritis, . floribus ternis, Browne, 148. 
]{ AB. Marshy places. Near the Ferry. 
F L. After the May rains. 
Stem with obtuse angles, with the opposite sides alter- 
nately convex, sparingly branched. Leaves two inches 
in length. Flowers 3-5, verticillate. Petals white or 
none. 
This plant deserves better examination. 
