Order CXVILL THYMEhJEACEJE. 



(By a H. Wright.) 



Flowers liermaphroclite in the South African genera, Caljjx 

 superior, tubular, often swollen "below; lobes 4-5, spreading, two 

 inner sometimes smaller, imbricate. Petals 4-, 5, 8 or 12, sometimes 

 absent, alternating singly or in groups of 2-3 with the calyx -lobes, 

 smaller than calyx-Iobe^, membranous or thick, sometimes anther- 

 like, glabrous or surrounded by hairs (Stnithiola), Scales some- 

 times present in the middle of the calyx-tube {Cnjptadenia). Stamens 

 4-5 at the throat of the calyx and opposite its lobes, sometimes 4-5 

 others included in the tube and alternate with the lobes; filaments 

 usually very short ; anthers 2-celIed, intror^e, dehiscing by longi- 

 tudinal slits. Hiipogynons disc usually absent from the South 

 African species, sometimes cupular. Ovary superior, 1-2-ceUed, 

 entire, often compressed ; style long or short, excentric or central ; 

 stigma capitate, penicillate or small ; ovule solitary, lateral, pen- 

 dulous, anatropous. Fruit dry or fleshy, indehiscent. Seed solitary, 

 pendulous or laterally affixed : testa crustaceous, rarely membranous ; 

 embryo straight, cotyledons fleshy ; albumen fleshy, copious or 



scanty, or absent. 



DisTUiB. Genera about :iO ; species about 400 in Tropical and South Africa, 

 the Mediterranean region and Australia, a few in A.sia and Xorth and South 



America. 



Tribe I. EUTHYMKI-EE.E.— O^'ar^ 1-ceIIed ; ovule solitary. 

 *Petah ; calyx-tube without i^^<(hs inside. 



I 'DB.i^.—Stamrnii twice as many as the^ cab-x-lobe^, included or the upper 



e'xserted. Flowers 5-merous. Disc cupular. 



IT Arthvosolen.—StamcHS twice as many as the calyx-lobes, included. 



Floivevs 4- (rarely 5-)merou3. Disc 0. Calyx-tale slender or 

 cylindrical. Fnut dry. 



ITT Passerina -^Stamens twice as many as the calyx-lobes, exscrted. 



Ffoicers -i-raeroua. I>isc 0. C(df/x urceolate ; lobes as long as the 



tube. Fruit dry. 

 TV Chymo''occ%.~-Stamt'is twice as many as the calyx-lobes. FJonrrs 

 ' 4-meroU3. Disc 0. Calyx urceolate. Frmt baccate. 



'a mens, 



V Crypcadenia.— n^i^er.^ axillary, solitary. 



FL. 0." VOL, v.— SECT. IT. B 



*1 



s 



