66 DB. HOOKEB A.ND DB. THOMSON'S PBJECrESOBES 



V. numerosis, placentis axillaribus adnatis ; stylia 2. Chpsula 

 bipartibilis v. bifida, epicarpio soluto. Semina albuminosa. 

 iVutices V. arbores temperate et subtropicce; pilis plerisque 

 9tellatis ; foliis alternis, stipulatis ; floribus racemosis v. capitatu, 

 calydhm interdum coadunatisj Jiermaphroditis v. unueocualihu$. 



VI, Philadelpheje. Calyx superus, 4-5-fidus, lobis valvatis- 

 Fetala 4-5 disco epigyno inserta, convoluta v. valvatim indu- 

 plicativa. Stamina 10 v. plura, cum petalis inserta, filamentis 

 planis. Ovarium 3-10-loculare, Dlacentis anffulo centrali ad- 



ovulis numerosis : stvlis 3-5 



natis 



, loculicide debiscens. Semina 

 laxa. ultra nucleum producta. 



Frutices temperatm ; pilis dv/m adstmt SiJdpe stellatis ; foliis 

 cppositis, exstipulatis ; floribus albis, trichotome cymosis v. pani- 

 culatiSy hermaphroditism 



VII. Ceasstjlace^. Calyx liber 3-20-partitus, lobis imbricatis 

 persistentibus. Petala tot idem perigyna, imbricata v. valvata, 



r 



libera v. gamopetala. Stamina 6-20 cum petalis inserta v. iis 

 adnata. Sqticmiulce hypogynts tot quot ovaria, iis oppositse, rarius 

 0. Ovaria tot quot petala et iis opposita, verticillata, libera v. 

 rarius syncarpa, 1-locularia, placentis marginalibus. Capsul<s 

 folliculares, liberie. Semina minima, scobiformia, albumine 

 tenuissimo v. 0. — Herbse carnosce \ caule v. rhizomate interdum 

 lignoso ; foliis oppositis alternisve, exstipulatis, interdum com* 

 positis ; floribus hermaphroditism rarius unisexualihuSy plerisgue 

 cymosis racemosisve. 



I. SAXIFEAGEiE. — Diagitoses Geneeitm. 



A. Heebace-e. 



Saxifeaga, i. Calyx liber v. basi ovarii adnatus, s 



2-3 



4-5, perigyna. Stamina 10, perigyna. Ovarium 



Herbse temperat<s et alpina 



ercBQue 



2. Vahlia, Thunh. Calyx ovario adnatus ; lobis valvatis. Petala 

 et stamina 5, epigyna. Ovarium 1-loculare, placentis geminis 

 pendulis ; stylis 2. — Herbae tropiccd ; foliis oppositis , exstipulatis . 



3. Chetsosplei^ium, i. Calyx ovario adnatus, 4-5-fidus. Petala 

 0. Stamina 8-10, disco epigyno inserta. Ovarium l-loculare, 

 placentis 2, prope basin ovarii insertis ; stylis 2. — ^Herbse tem^ 

 peratcB et alpince ; foliis oppositis altemisque^ exstipulatis. 



'J 



c^v 



