62 COMMON CANADIAN WILD PLANTS. 



84. GLEDIT'SCBIA, L. HONEY-LOC0ST. 



2. G. triaean'thos, L. Thorns stout, often triple or 

 compound. Pods linear, often more than a foot long, with 

 pulp between the flat seeds. — Common in cultivation, and 

 established on Point Pelee. 



25. GYiniiroC'lA.DIIS, Lam. KENTUCKY CoFFEE-TBEE. 

 G. Canadensis, Lam. Leaves 2-3 feet long, without 

 stipules ; leaflets ovate. Pod 6-10 inches long and 2 inches 

 broad. — Established in a few localities. 



Order XXXII. ROSA'CE.a;. (Hose Pamily.) 



Herbs, shrubs, or trees, with alternate stipulate leaves, 

 and regular flowers. The petals (mostly 5) and stamens 

 (mostly more than' 10) inserted on the edge of a disk which 

 lines the calyx-tube. (See Part I., sections 48 to 57, for 

 typical flowers.) 



Synopsis of tlic Genera. 

 SuBOKDEK AMYGDALEiG. 



Carpel solitary, becoming a drupe, entirely free from the 

 calyx, the latter deciduous. Ovules 2, but seed solitary as 

 a rule. Trees or shrubs with simple leaves and deciduous* 

 stipules. 



1. Prn'nns. Flowers perfect. Petals and calyx-lobea 5. Fruit a 



drupe. 



^ Suborder ROSACE.S;. 



Carpels few or many, free from the persistent calyx, be- 

 coming achenes, follicles, or drupe-like in fruit. 



2. gpir.-c'n. Carpels mostly 5, forming follicles in fruit. Calyx 5-C'left, 



short. Petjils obovate, similar. 



3. Glllc'iii.i. Carpels and fruit as in Spirsea. Calyx elongated, 5- 



toolhed. Petals slender, dissimilar. 



4. Agi-iiiio'uin. Carpels 2, forming achenes enclosed in the hardened 



calyx-tube. Calyx armed with hooked bristles. Flowers yellow, 

 in slender spikes. 



5. Alclirniil'Isi. Carpels 1-i, forming achenes enclosed in the persis- 



tent calyx-tube. Petals none. Stamens 1-1. Calyx-tube inver- 

 sely eonic,%l, the limb l-parted, iiith 4 alternating bractlets. Low 

 herbs, with palmately-lobed leaves. 



