46 CLASS X. ORDER I. 



banner : legume inflated, smooth, many-seeded. 

 3i". 93 — tinctoria^ (wild indigo) stipules obsolete, 

 leaves wedge-form. %. y. — auatralis, stipules 

 twice as long as petiole. ]^ . b. 



Cercis. Calyx 5-toothed, gibbous below : co- 

 rol papilionaceous, banner under the wing, short : 

 legume oblong. 33. 93 — canadensis^ (judas-tree) 

 leaves cordate. \i . r. 



Cassia. Calyx 5-leaved : corol 5-petalled : an- 

 thers, 3 lower ones beaked : legume membranace- 

 ous. 33. 93 — chamaecrista^ (cassia) pinnate leafets 

 many-paired. (J), y. — mariiandicaj pinnate leafets 

 8 -paired. 2/.y. 



Rhodora. Calyx 5-toothed : corol 3-petalled : 

 stamens declined : capsule 5-celled. 18. 50»— caTza- 

 densis, ( rhodora) umbelled, leaves oval entire. 

 Ij.r. 



B. Flowers H -fie tailed, regular. 



Clethra. Calyx 5-parted, permanent: style 

 permanent : stigma 3-cleft : capsule 3-celled, 3- 

 valved, surrounded by the calyx. (Spiked) 18.51 

 — alni/olia^ (sweet peppjer-bush) leaves obovate, 

 serrate. ^ . w. 



Pyrola.. Calyx 5 parted : anthers with 2 pores : 

 capsule 5-celled, dehiscent at the angles. 18. 51— 

 ujnbeliata, (bitter wintergreen) peduncles umbel- 

 corymbed, leaves lance-obovate. If., w. — macula- 

 /a, peduncles 2-flowered, leaves lance-ovate, whit- 

 ish near the midrib. 1|. w — secunda, raceme ma- 

 ny-flowered turned to one side, leaves ovate serru- 

 late. %. w. — rotundifolia^ (shin-leaf) raceme ma- 

 ny-flowered, leaves round. 1^. w. 



RuTA. Calyx 5-parted ; petals concave : re- 

 ceptacle surrounded by 10 nectariferous dots : cap- 

 sule lobed. (Petals sometimes 4, and stamens 8.) 

 26. 81 — graveolens, (rue) leaves decompound or 

 more, petals entire. 



