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Gymnosperm. (adj. Gymnospermous) A 

 plant having naked ovules or seeds not 

 inclosed in an ovary. 



Gynoecium. The pistil or pistils collectively. 



Gynophore. The stipe or stalk of a pistil. 



Habit. The form or general appearance of 

 a plant. 



Habitat. The area over which a species is 

 found. 



Hastate. Shaped like an arrow-head but 

 with lobes directed outward. 



Head. A dense cluster of sessile or nearly 

 sessile flowers. 



Heart-wood. The mature and usually 

 darker colored central portion of an exo- 

 genous trunk. 



Hilum. The scar or place of attachment ot 

 an ovule or seed. 



Hirsute. Covered with rather coarse stiff 

 hairs. 



Hispid. Covered with bristly stiff hairs. 



Hoary. Covered with fine grayish pub- 

 escence. 



Hybrid. A cross between t\vo species. 



Hypogenous. Growing from beneath the 

 ovary. 



Imbricated. Overlapping like the shingles 

 of a roof. 



Imperfect. Applied to flowers indicates that 

 either pistils or stamens are lacking. 



Incised. Cut into rather deeply. 



Included. Said of stamens which do not 

 project beyond the perianth. 



Incomplete. Applied to flowers in w r hich 

 one or more of the four sets of floral or- 

 gans are wanting. 



Incumbent. Lying upon, as the radical 

 against the back of a cotyledon. 



Indehiscent. Not opening at maturity. 



Induplicate. With edges folded inward. 



Inequilateral. Unequal-sided. 



Inferior. Said of an overy when it is ad- 

 nate to the calyx-tube. 



Inflorescence. The arrangement of a flower- 

 cluster. 



Innate. Said of an anther when it is seated, 

 as it were, on the end of a filament. 



Internode. The portion of a stem between 

 the points from which the leaves grow. 



Interpetiolar. Between the petioles. 



Introrse. Facing inward. 



Involucrate. Furnished with an involucre. 



Involucre. A whorl of bracts subtending a 

 flower. 



Involute. With sides rolled inward. 



Irregular. Said of flowers in which similar 

 parts differ in size or form. 



