1-i^ LXXXII. APOCyNACE.E. 



Thevetia neriifolia, Juss. ex Steud. Nom. ed. 2, v. 2 (1841) p. 680. A 

 very common bush or sometimes a soiall tree, a native of South America 

 and the AVest Indies, often, in consequence of its rapid growth, used for 

 hedges. It has oleander-Hke leaves, yellow fragrant flowers, and a fruit 

 the size of a crab-apple. It is sometimes^' called the Yellow Oleander. 

 Watt, Diet. Econ. Prod. v. 6, part 4, p. 47. Cerhera Thevetia, Linn. Sp. 

 PL (1753) p. 209 ; Grah. Cat. p. 116 ; Dalz. & Gibs. Suppl. p. 53 ; 

 AVoodr. Gard. in Ind. ed. 5, p. 378. — Vern. Plvala-lcanlw. 



The milkj' juice of the tree and the kernels of the fruit are poisonous ; the bark is 

 bitter and has some repute as a febrifuge. See Watt, Diet. Econ, Prod. 1. c. 



Allamanda cathartica, Linn. Mantiss. v. 2 (1771) p. 214. Ascandent 

 milky shrub a native of Guiana, grown in gardens in the Bombay 

 Presidency and commonly throughout India, probably introduced into 

 Bombay by the Portuguese (Dahell). It has become almost wild near 

 Goa. It has obovate-lanceolate acuminate leaves, 4 in a whorl, and 

 large yellow flowers about 3 in. long. Earely produces seed in the 

 Bombay Presidency. Watt, Diet. Econ. Prod. v. 1, p. 168. Allamanda 

 Auhletii, Pohl, PI. Bras. v. 1 (1827) p. 75; Grah. Cat. p. 116 ; Dalz. & 

 Gibs. Suppl. p. 53. — Flowers more or less throughout the year, 



Allamanda neriifolia. Hook, in Bot. Mag. (1851) t. 4594. An erect 

 evergreen glabrous shrub 3 ft. high, a native of S. America, often grown 

 in gardens. It has opposite or whorled oblong leaves and deep golden- 

 yellow flowers elegantly streaked with orange. Woodr. Gard. in Ind. 

 ed. 5, p. 379. 



Order LXXXIII. ASCLEPIADACE^. 



Herbs or shrubs frequently twining, often with milky juice. Leaves 

 opposite or whorled, rarely alternate (absent in Sarcostemma'), entire ; 

 stipules 0. Flowers hermaphrodite, regular, solitary or few or many 

 together, in umbels, umbellate cymes, fascicles or racemes, axillary, 

 lateral (between the bases of the leaves) or terminal. Calyx inferior, 

 usually divided to the base or nearly so ; segments imbricate, usually 

 with minute processes or glands at the base inside. Corolla various, 

 hypogynous, gamopetalous, 5-Iobed ; tube usually short (long in Cero- 

 pegia), often furnished within or at its mouth with a ring of scales or 

 processes (coroUine corona) ; lobes imbricate, contorted or valvate in 

 aestivation, often recurved or connate at their tips. Stamens 5, inserted 

 at or near the base of the corolla and alternating with its lobes ; 

 filaments rarely free, usually connate into a fleshy tube (stammal- 

 column), with its apex often united to the dilated part of the style, 

 usually witli fleshy scales or processes on the back {staminal corona) ; 

 anthers free or united to the dilated part of the style, 2-celled, the 

 margins of the anthers or their basal prolongations below the cells more 

 or less horny and wing-like {antlier-icings), usually projecting outwards, 

 the adjacent wings of each pair of anthers nearly meeting and forming 

 narrow fissures leading to the stigmatic cavities ; connectives of the 

 anthers often produced into membranous terminal appendages which 

 are sometimes connate ; pollen forming one or two granular or waxy 

 masses (pollinia or 2'>oll^n-masses) in each cell, the pollinia of the 



