30 THE TASMAHIAN Ff.ORA. 



5 united or free sepals. Corolla sometimes absent, when present similar in 

 number of petals to the calyx, sometimes irregular. Fruit various. Often 

 unisexual. 



A large and tolerably well marked order, but with no very clearly definable 

 characters. A. wide distribution in all warm climates. Poorly represented in 

 Tasmania. 



DODON^A. 



Flowers (in Tasmanian species) often unisexual. Staminate flowers with 

 normally 8 stamens in a 5-partite calyx. Pistillate flowers with a 3-6 celled, 3-6 

 winged ovary, and a simple style. Petals absent. Fruit capsular, with a broad 

 wing to each carpel. 



Leaves oblong-spathulate ... ... ... ... 1. D. viscosa. 



Leaves linear ... ... ... ... ... ... 2. D.ericifolia. 



1. D. VISCOSA,//. A tall shrub. Leaves alternate narrow, oblong, or spathu- 

 late, 2-3 inches long. Flowers in small, mostly terminal clusters, inconspicuous. 

 Capsules broadly winged, |-f inch. 



Very abundant. Throughout Australia, New Zealand, and coastal places in 

 both Hemispheres. Fl. Nov.-Dec. 



2. D. EEiciFOLiA, Don. Small erect shrub, a few feet high. Leaves alternate, 

 filiform, viscid, about 1 inch. Flowers in small terminal and axillary groups, 

 apparently always unisexual. Capsules as in the last. D. sakolifolia. H; 



River-banks in numerous situations. Fl. Dec. 



Order XXV. LEGUM:IN0SJE. 



Pistil of a single carpel. Fruit a pod, usually opening in 2 valves. Calyx of 5 

 more or less united sepals. Corolla of 5, often unequal, petals, inserted on the 

 calyx-tube. Stamens 10, or very numerous, inserted with the petals. 



Sub-order PapilionacecB. Flowers irregular, the upper petal in the median 

 section the largest. Stamens 10. 



i. Leafless, or leaves entire .. . ... ... ... ii. 



Leaves divided ... ... ... ... ... xi. 



ii. Stamens all free ... ... ... ... ... iii. 



Stamens united in a tube... ... ... ... viii. 



iii. Leafless, stems slender, cylindrical ... ... 3. SphceroloKum. 



Leafy ... ... ... ... ... ... iv. 



iv. Leaves in whorl-like clusters ... ... ... 1. Oxylobium. 



Leaves dispersed ... ... ... ... ... v. 



V. Flowers small in axillary racemes ... ... 4. Daviesia. 



Flowers solitary, or in terminal clusters ... vi. 

 vi. Flowers with very broad standards, leaves 



filiform 7. Dillwynnia. 



Standards not unusually broad ... ... ... vii. 



vii. Bracteoles and stipules absent ... ... ... 5. Aotus. 



Bracteoles present, stipules usually so 6. Pulteneea. 



viii. Flowers yellow ... ... ... ... ... ix. 



Flowers blue ... ... ... ... ... x. 



ix. Leaves opposite, veins prominent 8. Plalylobium. 



Leaves seldom opposite, and veins not prominent 9. Bossiesa. 



x. Flowers few in the axils 10. Sovea. 



Flowers numerous in axillary racemes 12. Sardenbergia. 



xi. Leaflets more than three ... ... ... ... xii. 



Leaflets three ... ... ... ... ... xiv. 



