374 APPENDIX. [app. 



Leaves cauline, opposite, membranous, obovate or elliptic- 

 oblong, obtuse mucronulate entire shortly pubescent or at 

 length nearly glabrous above, narrowed below into the short 

 petiole. 



Flowers axillary in pairs, or sometimes solitar)--, subsessile 

 or pedicels shorter than the calyx, regular, hermaphrodite. 



Calyx inferior, pubescent, divided nearly to the base into 

 five subulate segments many times shorter than the corolla- 

 titbe. 



Corolla hypogynous, hypocrateriform ; tube cylindrical, 

 constricted above and five-tubercled at the mouth ; limb broadly 

 spreading, of five obliquely-obovate or rotundate lobes, con- 

 torted in aestivation. 



Stamens epipetalous, pentandrous, alternate with the corolla- 

 lobes ; anthers subsessile, linear-oblong, subacute, obtusely 

 sagittate at base, two-celled, polleniferous throughout. 



Pistil syncarpous, monogynous, dicarpellary, the carpels 

 distinct in the ovary, united above in a single slender style; 

 stigma slightly constricted horizontally, crowned by a hairy tuft ; 

 ovules indefinite, attached to the ventral suture of the carpels. 



Fruit of two narrow cylindrical follicles (half to one and 

 a half inches long) ; seeds indefinite, oblong-cylindrical, minutely 

 tubercled, unappendaged, albuminous ; embryo cylindrical, 

 radicle superior terete equalling or exceeding the cotyledons ; 

 albumen fleshy, confluent with the testa. 



INDIAN WILLOW: Salix tetrasperma. 

 Class, Dicotyledons. Division, Achlamydeas. 



A deciduous spreading tree, with alternate simple leaves and 

 .imentaceous dioecious flowers. 



iiRANCHES terete, glabrous, or the annual shoots silvery- 

 pubescent. 



Leaves alternate petiolate membranous or thinly coriaceous, 

 varying from ovate- or oblong-lanceolate to oval and linear- 

 lanceolate, usually finely acuminate, rounded or more or less 



