cox TEXTS 15 



CIIAI'II'K \I[. 



l'.\<iK 

 I'OI.I.INAI KIN . . . -175 



Cross i)i)lliii;Uinii ill (lu^'s iiificui)' and lia/cl l'iii-i.-)cil 

 l)rimiuse — Maiden pink — Wind pollination Araucaria — 

 I'oliinalion by moths — Nottinji;ham catchfly— Attraction 

 of scent- -liartsia — St. Jolni's wort jajwnese toaj-lil)- 

 I'ollinalinn I))- luMiiniinj;-l)irds. 



CIIAI'TKR Mil. 

 Fkrtii.isation . . . . • 193 



I'ollcn fjrains Micropylo — Nucelliis I'",nil)ryo-sac — 

 Experiment witli lily pollen Chanj^es after fertilisation 

 — (Irowth of emhryo Alhumen— Arillus in spindle-tree — • 

 Yew and nulmej; Persistent style of clematis — Ovules — 



("haiiLies in (i\ar\' of oak and datura. 



ClIAITKK IX. 

 Fruit ...... 209 



Wide meaning of the word fruit — Diversity in appearance 

 and character of various fruits — Dehiscent and indehiscent 

 pericarp — Epicarp —Chestnut involucre — Mesocarp and 

 endocarp — Pericarp — Achene — .Strawberry an apocarpous 

 fruil — Pineapple — Irritating hairs — Resinous protection of 

 cones — Coiled stem of cyclamen — Seed-pod of ivy-leaved 

 toad-flax hidden in wall crevices. 



CHAPTER .\. 

 DisPER.siON OF Fruits and Sp:eus . .227 



Dispersion by hooks and spines — Martynia — Testa — Di 

 Quaglia — Burdock — Hedstraw — Dispersion by winged 

 seeds or achenes — Sycamore, pinus tribe, birch — Dis- 

 persion by silky down or hairs -Dandelion, goat's-beard, 



