3lJ 



VARIOUS F( )OD-PLANTS 



Fig. 23. — Filbert or Hazelnut {t^'orylu.^ Arrllana. IMrrli Family, Be/ularrrp). 

 J, a twig bearing on the right two loose, hanging, .yellowish riower- 

 elusters eonsisting entirely of .staiuinate flowers and their seale-like 

 braets, and on the left and at the tip, two pistillate flower-elusters 

 enclosed by braets and bud-scales which permit only the crimson 

 stigmas to protrude (natural size). 2, a single staniinate flower, yiewed 

 from below, showing the numerous stamens and the scale to which 

 they are attached (enlarged, the vertical line at the right showing the 

 natural size). .:?, a single stamen (enlarged). 4. a pistillate flower, cut 

 vertically through the ovary, showing the two ovules (only one of 

 which commonly ripens into a seed), the short Bt,^■le, and two stigmas 

 which protrude beyond the bract-cup (enlarged). 5 , the fruit, partiall>- 

 enclosed by the now leafy bract-cup. (?, the nut removed, showing 

 the scar where it was attached at the base. (.5 and 6', natural size.) 

 (Wossidlo.) — The plant is a shrub or small tree ' .3-10 m. tall, much 

 branched; twigs ash-colored, sticky-hairy; bark on older stems mottled 

 bright brown and gr;i>-; leaves down.v below; nuts I.>rown. 



1 Shrubs and trees are distinguished from herbs b.\- having woody stems 

 abo-\'e ground which live from .^-ear to year. A tree i,s a self-supporting 

 woody plant which becomes several times taller than a man, and forms a 

 sirigle main trunk. A shrub differs from a tree in being usually of less 

 height and having many well-de-\'eIopcd branches starting from near the 

 ground in place of a main trunk. 



