GLOSSARY 



305 



Filament The stalk bearing the an- 

 ther 

 Filiform Thread-like 

 Fimbriate Fringed 

 Flexible Bending readily 

 Flower An axis bearing stamens or 



pistils or both, and usually also 



sepals and petals 

 Foliaceous More or less green and 



leaf-like 

 Follicle A dry fruit of one carpel, 



splitting on one side only 

 Fruit A developing or ripened ovary; 



often also the axis containing the 



real fruits 

 Fungus A colorless plant, such as a 



mold or mushroom 



Gametophyte The structure which 

 produces gametes or sex cells 



Genus A group of related species, 

 as the elm genus, the lilac genus 



Gibbous Swollen 



Glabrate, glabrous Without hairs 



Gland A surface or structure which 

 produces nectar, resin, oil, etc,; of- 

 ten a small appendage or projec- 

 tion 



Glandular Bearing glands, or gland- 

 like 



Glaucescent Somewhat bluish or 

 whitish 



Glaucous Covered with a bloom, a 

 bluish or whitish wax coating 



Globose Ball-like or nearly so 



Globular Ball-like 



Glume The small scales at the base 

 of grass or sedge flower 



Glutinous Sticky, glue-like 



Grafting The artificial union of two 

 twigs of different kinds 



Habitat The home of a plant 

 Hastate Arrow-shaped, but with the 



basal lobes diverging 

 Head A dense cluster, of sessile 



flowers such as that of the aster 



and sunflower 

 Herb A non-woody plant, which 



dies annually, at least down to the 



ground 

 Herbaceous Herb-like, soft 

 Hip The fleshy ripened receptacle 



of a rose, containing the bony 



fruits 

 Hirsute With somewhat coarse stiff 



hairs 

 Hispid With stiff bristly hairs 

 Hybrid A cross between two dif- 

 ferent but related plants 



Hypogynous Applied to a flower 

 with the other parts attached be- 

 low the ovary 



Imbricated Overlapping like the 

 shingles of a roof 



Incised Cut 



Included Not projecting beyond the 

 other parts 



Indehiscent Applied to fruits that 

 do not split to let out the seeds 



Inferior Applied to an organ situated 

 below another one, especially to the 

 ovary when below the other flow- 

 er parts 



Inflorescence A flower cluster 



Infrastipular Below the stipules at 

 the base of a leaf 



Integument A protective layer or 

 coat, as the covering of an ovule 

 or seed 



Internode The part of a stem be- 

 tween two joints, often itself called 

 a "joint" 



Involucre The group of leaves or 

 scales just below a head of flowers, 

 as in the sunflower, or sometimes 

 below a single flower or cluster 



Involucral Pertaining to the in- 

 volucre 



Irregular Applied to a flower in 

 which the petals are unlike 



Keel The two fused lower petals of 

 the flower of the pea family 



Keeled Ridged, like the keel of a 

 boat 



Lacerate Torn 



Laciniate Torn or cut into a fringe 



Lanceolate Shaped like a lance 



Leaflet The division of a compound 

 leaf ■* 



Leaf-scar The scar left by the fall- 

 ing of the leaf 



Legume A dry fruit of one carpel, 

 splitting on two sides, as in pea 

 and bean pods 



Lenticel A corky projection on the 

 bark 



Ligule A ribbon-shaped corolla, as 

 in the rays of a sunflower head 



Ligulate Strap- or ribbon-shaped 



Linear Line-like, long and narrow, 

 with the sides nearly parallel 



Lip The upper and lower halves of 

 an irregular corolla or calyx, as in 

 the snap-dragon; the irregular pet- 

 al of an orchid 



Lobe A division of a simple leaf 



