SYNOPSIS OF NATURAL ORDERS. XXV 



cate. Stamens 3-5, alternating with petals. Disc large, surrounding the base 

 of the 3-5-celled ovary. Fruit a fleshy drupe, or a capsule dehiscing loculici- 

 dally, or 3 distinct carpels. 



30. Rhamnece, p. 84. Branchlets and stipules often spinescent. Leaves 

 alternate, simple. Calyx-lobes valvate. Stamens opposite to petals. Disc 

 annular, cupular, or coating the calyx-tube. Ovary 2-3-celled. 



31. Leguminosas, p. 130. Leaves alternate, stipulate, pinnate 3-foliolate or 

 unifoliolate. Carpel 1, free. Fruit a 1 -celled pod. Seeds generally without 

 albumen ; cotyledons tilled with starch, or oily. 



32. Rosacea?, p. 189. Leaves simple or compound, stipulate, usually alter- 

 nate. Stamens numerous. Carpels solitary few or numerous, free or enclosed 

 in and adherent to the calyx-tube. Seeds without albumen. 



33. Saxifragece, p. 210. Leaves simple, alternate or opposite. Flowers reg- 

 ular, generally bisexual. Calyx free or adnate to ovary. Carpels 2 or more, 

 usually syncarpous. Seeds small ; embryo minute, in a copious albumen. 



34. Hamamelideas, p. 215 (Parrotia). Leaves deciduous, alternate, crenate ; 

 stipules large, deciduous. Flower-heads enclosed in large, membranous bracts. 



35. Rhizoplwrece, p. 217. Leaves opposite, petiolate, coriaceous, entire ; sti- 

 pules interpetiolar, early caducous. Calyx adnate to ovary, 4-14-lobed ; lobes 

 valvate, coriaceous, persistent. 



36. (Jombretacece, p. 220. Leaves simple, petiolate, entire ; no stipules. 

 Calyx-tube adnate to ovary ; limb 4-5-cleft ; lobes valvate. Stamens as many 

 as calyx-lobes, or twice the number. Fruit winged or angled, 1-celled, 1 -seeded. 

 No albumen ; cotyledons fleshy, oily. 



37. Myrtacece, p. 230. Leaves simple, penninerved, generally entire, either 

 alternate, or (more commonly) opposite, with translucent glands. Flowers reg- 

 ular, bisexual, 4-5-merous. Calyx-tube adnate to ovary ; limb often closed in 

 bud, and bursting irregularly or coming off entire. Stamens indefinite ; anthers 

 dehiscing longitudinally. Seeds generally numerous. 



[Melasto7nacea3. Leaves simple, with 3-9 basal nerves (in Memecylon penni- 

 veined). Flowers regular, bisexual, 4-5-merous. Calyx-tube more or less ad- 

 nate to ovary ; lobes imbricate in bud. Stamens definite, as many as petals, or 

 twice that number. Anthers basifixed, opening at the apex with two pores or 

 short slits, connective often thick and appendiculate. Memecylon umbellatum, 

 Burni., Bedd. Fl. Sylv. t. 206 Syn. M. tinctorium, Wight 111. t. 93.] 



38. Lythrariece, p. 237. Leaves simple, entire, generally opposite ; no sti- 

 pules. Calyx free, gamosepalous ; lobes valvate in bud. Stamens definite or 

 indefinite ; anthers dehiscing longitudinally. Fruit generally a 2-many-celled 

 capsule. Seeds numerous, without albumen. 



39. tSamydacece, p. 242 (Casearia). Leaves alternate, distichous, simple, 

 often with translucent glands ; stipules small, deciduous. Flowers inconspicu- 

 ous, axillary, fasciculate. Ovary free. Capsule 1-celled. Seeds numerous ; 

 embryo straight, in a fleshy albumen. 



40. Passifloreas, p. 244 (Garica). Stem simple, with few branches, tufts of 

 palminerved leaves at the ends of branches. Flowers unisexual. Fruit large, 

 succulent. Seeds numerous, parietal ; embryo straight, in a fleshy albumen. 



[Datisceas. Leaves alternate, without stipules. Flowers dioicous, petals 

 often wanting. Calyx 3-9-lobed. Ovary inferior, 1-celled, with as many pla- 

 centas and styles as calyx-lobes. Seeds parietal, numerous, minute. Tetra- 

 meles nudiflora, R. Brown, p. 245.] 



41. Cactew, p. 245. Flat and articulate, or columnar, succulent stems with 

 minute leaves. _ Flowers large, bisexual ; calyx adnate to ovary ; lobes numer- 

 ous. Stamens indefinite ; filaments long, filiform. Fruit fleshy, with numer- 

 ous seeds. 



42. Araliaceae, p. 247. Leaves alternate, simple or compound. Flowers 



