190 BOTANY FOR BEGINNERS CHAP. 



EXPT. 168. Examine a flower of the Anemone and describe it, 

 taking its organs in the following order 



(i) Flower. Incomplete, perfect, actinomorphic, i inches in 

 diameter, white, faintly scented. 



(ii) Calyx. Polysepalous, six in two series, inferior, sepals lanceolate 

 and reticulate veined. 



(iii) Corolla. Absent. 



(iv) Andrcecium. Free, indefinite, hypogynous, filaments long, 

 anther two-lobed, basifixed, extrorse. 



(v) Gynoecium. Apocarpous, carpels numerous, superior, styles 

 short, stigmas terminal. 



(vi) Ovules. One in each carpel, pendulous (suspended). 



(vii) Floral formula. K/3 + 3 Co, Aoo , G oo . 



EXPT. 169. Examine a Wallflower and describe it, taking its 

 organs in the following order 



(i) Flower. Complete, actinomorphic, cruciform, i inches in dia- 

 meter, reddish-brown, sweet scented. 



(ii) Calyx. Polysepalous, four in two series, inferior, inner sepals 

 saccate (p. 183) lanceolate, hairy. 



(iii) Corolla. Polypetalous, four, hypogynous, petals clawed, limb 

 obovate, claw linear. 



(iv) Androacium. Free, six in two series, tetradynamous, hypogy- 

 nous, filaments thick, anthers two-lobed, dorsi- 

 fixed, introrse. 



(v) GynoBcium. Syncarppus, carpels two, 

 superior, ovary long, spuriously two-celled, 

 style short, stigma 2-fid. 



(vi) Ovules. Numerous, parietal placenta- 

 tion. 



(vii) Floral formula. K2 + 2, C4, A2 + 4, 

 G(). 



EXPT. 170 Examine the flower of the 

 Furze (Whin or Gorse), and describe it, taking 

 s organs in the following order- 



(i) Flower. Complete, zygomorphic, one 

 inch in diameter, papilionaceous, yellow. 



(ii) Calyx. Gamosepalous, two-lobed, inferior, green, 

 (iii) Corolla. Polypetalous, five (consisting of standard, wings and 

 keel), perigynous. 



(iv) Andrcecium. Monadelphous, ten, perigynous, anthers two-lobed, 

 versatile. 



(v) Gyncecium. Monocarpous, superior, style long, stigma terminal. 



(vi) Ovules. Parietal placentation. 



(vii) Floral formula. [K( 2), GS, A(io),]Gi. 



EXPT. 171, Examine the flower of the Deadnettle and describe it, 

 taking its organs in the same order as before. 



