58 CLASS XIII. ORDER I. 



ternate, stem forked. %. y. — argentea^ (silver 

 cinquefoil) leafets in 5 wedge-form divisions) sil* 

 very whitish, prostrate. 2/. y. 



Geum. Calyx 10-cleft, 5 alternate divisions 

 smaller : corol 5-petalled : seeds with a bent awn : 

 receptacle columnar, villous. 35. 92 — rivale^ (a- 

 vens, or herb bennet) flowers drooping, awns bent 

 in the middle, root-leaves lyrate. 2/. p. — Virginia^ 

 num^ flowers erect, awns twisted near the end, stem- 

 leaves ternate. %.y-w. 



CoMAHUM. Calyx lO-cleft, 5-alternate divisions 

 smaller : petals 5, smaller than the calyx : recep- 

 tacle ovate, spongy, permanent, villous. 35. 92— 

 palustre^ (marsh fivefinger) leafets in threes, fivesi 

 or sevens, serrate. %. p. 



Calycanthus. Calyx 1 -leafed, pitcher-shaped, 

 scurfy, with coloured divisions : corol none : styleg 

 many, with glandular stigmas : seeds many, tailed, 

 in the succulent calyx. 35. 92— -/?orzQfw*, (Carolina 

 allspice) branches spreading, leaves broad-oval. H* 



^* CLASS XIII. POLYANDRIA. 



Order I. Monogynia. 



Chelidonium. Calyx 2-leaved: corol 4-petalI- 

 ed : silique-like capsule 1 -celled, linear: seeds 

 crested, many. 27. 62 — majus, (celandine) leaves 

 pinnate-lobed, umbels axillary. IJi . y. 



AcTAEA. Calyx 4-leaved, caduceous : corol 4- 

 petalled : berry 1-celled : seeds half orbicular : 26. 

 f) 1 — sfiicatay (neclace weed, or bane-berry) racemes 

 terminal. %, w. 



As«YRUM. Calyx 4.1eaved : 2 interior leafets, 

 cordate, large : corol 4-petalled : filaments dispos- 

 ed in 4 parcels : capsule oblong, l-celled, 2 valv- 

 ed, included in the calyx leaves. 20. 68 — crux-an- 

 clreaCf (St. Andrew's cross, or St. Peter's wort) 



