Characters of the Orders. 339 



XXII. Malvaceae. — Cal. valvate. Pet. 5, usually connate at base 

 and with fil., rarely o. Stam. indef., fil. usually connate in a long tube, 

 anth. i-celled. Ov. 2-many-celled, ovules axile in the cells. Fr. syn- 

 or apo-carp. ; embryo curved. — Trees, shrubs, or herbs ; 1. alt., stipulate 

 (except Cullenia). i. 140. 



XXIII. SterculiacEjE. — Fl. uni- or bi-sex., regular or not. Cal. 

 5-lobed or -partite. Pet. 5, connate below, or o. Stam. 5-20; fil. more 

 or less connate; anth. 2-celled. Carp. 2-5, free or connate in a 1-5- 

 celled ov., cells i-many-ovuled; styles free or connate. Fr. of follicles, 

 or a loculicidal caps., or indehisc. — Trees, shrubs, or herbs ; 1. alt, simple 

 or comp., stipulate, i. 163. 



XXIV. TiLiACEiE. — Sep. 5, distinct or connate. Pet. 5, distinct. 

 Stam. many, free, Disk fleshy or o. Ov. 2-5-celled; cells 2-many- 

 ovuled, style simple. Fr. a loculicidal caps., or a drupe. Cotyled. flat ; 

 endosp. fleshy. — Trees, shrubs, or herbs; 1. alt., simple, stipulate, i. 171. 



Series II. Discifloral. — Sep. distinct or connate, very rarely 

 sup. TPet. distinct or connate at the very base. Torus generally 

 expanded into a pulvinate or cupular disk between the pet. and ov., 

 rarely of glands, or o. 



§ 1. Ovules pendulous, raphe ventral. 



XXV. LlNACEiE. — Sep. and pet. 5 each, distinct or connate. Pet. 

 imbric. or contort. Disk of glands, or obscure. Stam. 5 or 10; fil. more 

 or less connate. Ov. 3- or 5-celled; cells 1-2-ovuled ; styles 3 or 5. Fr. 

 a caps, or drupe. Embryo flat, endosp. scanty. — Herbs, shrubs, or 

 trees; 1. alt., simple, i. t88. 



XXVI. Malpighiace^e. — Fl. irreg. Sep. 5, bases connate ; one with 

 a large gland externally. Pet. 5, distinct, clawed, imbric. Disk obscure. 

 Stam. 10, declinate, 1 longest. Ov. 3-cel'ed ; cells i-ovuled. Fr. of 

 1-3 winged nuts. — Climbing shrubs; 1. opp., entire ; stip. o. i. 192. 



XXVII. Zygophyllace^e.— Sep. and pet. 5 each, distinct, imbric. 

 Stam. 10, 5 opp. pet. longest. Disk 10-lobed. Ov. 5-celled ; ceils several- 

 ovuled; style 1. Fr. of indehisc. cocci. Embryo green, endosp. o. — 

 Herbs ; 1. opp., pinnate, stipulate, i. 194. 



XXVIII. Geraniace^e. — Fl. regular or not. Sep. 5 or 3, distinct, 

 imbric, one often spurred or saccate. Pet. 5, often very unequal. Disk 

 of 5 glands or o. Stam. 5 or 10. Ov. 5-celled; cells few- or many- 

 ovuled. Fr. of 5 1 -seeded cocci, or a caps, or drupe. — Herbs, rarely 

 shrubby; 1. alt. or opp., simple or compound, i. 195. 



XXIX. RuTACEiE. — Fl. rarely unisex. Sep. 4-5, imbric. Pet. 4-5, 

 distinct, imbric, or valvate. Disk large or small. Stam. 4-12. Ov. 

 2-7-celled; cells 1- 2- or many-ovuled; styles free or connate. Fr. 

 various. — Trees or shrubs ; 1. simple or comp., punctate with pellucid 

 glands, i. 213. 



XXX. SiMARUBACE^E. — Fl. uni- or bi-sex. Sep. and pet. 4 or 5 

 each, imbric. or valvate. Stam. 5, 8, 10, distinct. Disk annular or in- 

 conspicuous. Ov. 2-5-lobed or apocarp., 1-2-ovuled. Fr. of 1-5 free, 

 i-seeded, indehisc. carpels. — Trees or shrubs ; 1. alt, simple or pinnate; 

 stip. o. i. 229. 



XXXI. Ochnace^e, — Sep. 5, persist Pet. 5, imbricate. Stam. 10 



