GLOSSARY 645 



Geniculate. — Bent abruptly at an angle, like the bent knee. 

 Glabrous. — Smooth; without hairs, scales, or bristles. 

 Glandular.- — Furnished with glands. 



Glaucous. — Covered with a fine, waxy-like covering (bloom) which rubs 

 off easily. 

 Globose. — Globe-shaped. 

 Globular. — Globe-shaped. 



Glume. — General name for floral bract of grasses and sedges. 

 Cyncecium. — The carpels taken collectively. 



Hastate. — Halberd-shaped; basal lobes diverging. 



Head. — An indeterminate type of inflorescence in which the flowers are in 

 a dense cluster, as in Compositas. 



Hermaphrodite (flowers). — Perfect, both stamens and pistils present. 



Hyaline. — Thin and very nearly transparent. 



Hypocotyl. — That portion of the embryo stem below the cotyledons. 



Hypogean (cotyledons). — Remaining underground, as in the pea. 



Hypogynous. — Ovary superior; flower parts attached below the ovary. 



Hilum. — The scar on a seed, marking the attachment of a seed to its stalk. 



Hirsute. — Covered with stiff hairs. 



Homogamy. — The anthers and stigmas mature at the same time. 



/ mbricaied . — O verlappi ng. 



Incised. — Cut rather deeply into sharp lobes. 



Included (stamens). — Not extending beyond the surrounding parts. 



Incumbent (cotyledons). — With the backs against the hypocotyl. 



Indehiscent. — Not splitting open. 



Indigenous. — Native to the region of growth. 



Inferior (ovary). — Below the other flower parts. 



Inflexed. — Bent inwards. 



Inflorescence. — A flower cluster. 



Integument. — Skin; coat or protecting layer. 



Internode. — The interval between two adjacent nodes. 



Intravaginal. — Referring to branches in grasses which grow out between 

 the leaf sheath and the culm (stem). 



Inlrorse. — Turned inwards; usually referring to anthers which shed their 

 pollen towards the inside of the flower. 



Involucel. — A secondary involucre. 



Involucellale. — Furnished with involucels. 



Involucratc. — Furnished with an involucre. 



Involucre. — A series of bracts that subtend an inflorescence, as in Compos- 

 itic, cotton, etc. 



Irregular (flower) . — One or more of the parts of a series are dissimilar. 



