218 
SOLANACE-®. 
[ WitJiania. 
Mauritius, common in waste ground; Flat Island, Horne! Tropics of Old 
World. Pocke-pocke sauvage. 
* Nicandra physaloides , Grsertn. ; Bot. Mag. t. 2438, a native of 
America well-known in cultivation, is naturalised in Mauritius by road- 
sides at Plaines Wilhelms and Nouvelle Decouverte. It is a much- 
branched glabrous annual, with large petioled membranous ovate 
deeply sinuated leaves, flowers solitary in the axils of the leaves, 
bright blue funnel-shaped corolla above an inch broad with 5 short 
obtuse imbricating lobes, large accrescent Calyx with a broad wing 
between the united portion of the 5 cordate ovate divisions and 
a large dry membranous indehiscent capsule with 3-5 cells. Pocke- 
pocke a Jleurs bleues. 
* Datura alba, Nees; Dunal in DC. Prod. xiii. 541; Wt. leones, t. 
852, (D. Stramonium, Bojer, Hort. Maur. 236; D. Bojeri, Delile ), 
widely-spread through the tropics of the Old World, is a frequent weed 
in the Mauritius and Rodriguez. It is a robust nearly glabrous shrubby 
annual, with large petioled deltoid membranous leaves with a few 
irregular deltoid teeth, solitary flowers from the axils of the leaves, a 
long tubular calyx, a very large white funnel-shaped corolla with 
deltoid cuspidate lobes, and an echinate ovoid capsule splitting into four 
valves. Feuille du Diable. Rerbe du Diable. 
Nicotiana Tabacum , Linn., which is universally cultivated, is in Dr. Balfour’s 
Rodriguez collection as subspontaneous. 
Order LXYII. OLEACE M. 
Flowers regular, hermaphrodite. Calyx inferior ; tube short, cam- 
panulate ; teeth long or short, various in number. Corolla hypocra- 
teriform or rotate ; lobes spreading, the same number as the calyx-teeth. 
Stamens 2, included, epipetalous ; filaments short, filiform or 0 ; anthers 
2-celled, dehiscing longitudinally. Ovary 2-celled; ovules 2 in each 
cell ; placenta tion axile ; style simple ; stigma emarginate. Fruit in- 
dehiscent in the Mauritian genera. Seeds solitary in the cells, 
albuminous or exalbumiuous. — Shrubs, with opposite simple or com- 
pound exstipulate leaves, scaly buds and abundant flowers in panicles 
or corymbs. Distrib. Almost cosmopolitan. Species 280. 
Corolla-tube short ; lobes 4 1 . Olea. 
Corolla-tube long ; lobes 5-9 2. Jasminum. 
1. OLEA, Linn. 
Calyx minute, campanulate, with 4 deltoid teeth. Corolla rotate, 
with a very short tube, and 4 spreading lanceolate lobes. Stamens 2, 
included ; filaments short, inserted in the tube. Ovary 2-celled ; 
ovules 2, pendulous from the axile placenta ; style entire, very short ; 
