GLOSSARY. 103 



Habitual : having by habit, or usually. 



Hemi- (in compounds from the Greek) : half. 



Hemispherical : forming half a sphere. 



Hepta : seven. 



Heptandrous : with 7 stamens. 



Hermaphrodite flower : a flower having both stamens and pistils, a 

 perfect flower. 



Heterogamous : a terra applied to the flower-heads of Composites, 

 importing that each head contains 2 or 3 sorts of flowers. 



Hexa- (in compounds from the Greek) : six. 



Hexamerous : with the parts in sixes. 



Hexandrous : with 6 stamens. 



HiLUM : the scar of the seed. 



Hirsute : hairy, with beard-like, or stiffish hairs. 



Hispid : bristly. 



Hoary : grayish- white ; the same as canescent. 



HoMOGAMOus : a term applied to the flower-heads of many Compo- 

 sites, signifying that each has its flowers all of one sort. 



Hooded : see Cucullate. 



Horn : a spur or some similar appendage. 



Hyaline : transparent, or nearly so. 



Hypogynous : inserted under the pistil. 



IcosANDROUS I having 12 or more stamens attached to the calyx. 



Imbricate, or Imbricated : overlapping each other like the shingles 

 on a roof. 



Immersed : growing wholly under water. 



Imperfect flowers : flowers destitute either of stamens or pistiU 



Incised : cut deeply and irregularly. 



Included : a part or parts not projecting beyond another. Stamens 

 included: stamens not projecting beyond the border of the peri- 

 anth. 



Incomplete flowers : flowers with a simple perianth, or none. 



Incumbent : see Embryo. 



Indefinite : too numerous to mention. 



Indehiscent : not dehiscent, at least not splitting open regularly. 



Inferior: lower. 



Inflated : turgid, or bladder-like. 



Inflorescence : the arrangement of flowers on the stem. 



Infra-axillary : beneath the axil. 



