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GLOSSARY 



Hermaphrodite (flower). Having both sta- 

 mens and pistils; same as perfect. 



Heterogamous. Bearing two or more sorts 

 of flowers as to their stamens and pistils, 

 as in aster, daisy, and coreopsis. 



Hexa-, in compounds, means six. 



Hirsute. Hairy with stiffish or beard-like 

 hairs. 



Hispid. Bristly: beset with stiff hairs. 



Hispidulous. Diminutive of hispid. 



Hoary. Grayish- white; see canescent. 



Homogamous. A head or cluster with 

 flowers all of one kind. 



Hood. Same as galea. 



Hooded. Hood-shaped; see cucullate. 



Hyaline. Transparent, or nearly so. 



Hypocrateriform. Salver-shaped. 



Hypogynous. Inserted under the pistil. 



Imbricate. Overlapping (as shingles on a 

 roof), either vertically or spirally, where 

 the lower piece covers the base of the 

 next higher; or laterally, as in the aesti- 

 vation of a calyx or corolla, where at 

 least one piece must be wholly external 

 and one internal. 



Immersed. Growing wholly under water. 



Imperfect flowers. Wanting either stamens 

 or pistils. 



Inaequilateral. Unequal-sided, as the leaf 

 of begonia. 



Incanous. Hoary with white pubescence. 



Incised. Cut rather deeply and irregularly. 



Incumbent (embryo). Cotyledons with the 

 back of one of them against the hypocotyl. 



Indefinite (stamens, etc.). Inconstant in 

 number or very numerous. 



Indehiscent. Not splitting open. 



Indigenous. Native to the country. 



Indusium. The shield or covering of the 

 sorus ("fruit-dot") of a fern. 



Inflated. Turgid and bladdery. 



Inflexed. Bent inwards. 



Inflorescence. The arrangement of flowers 

 on the stem; the flower-cluster as a whole. 



Infundibuliform. Funnel-shaped. 



Innate (anther). Attached by its base to 

 the apex of the filament. 



Innovation. An incomplete young shoot. 



Insertion. The place or the mode of at- 

 tachment of an organ to its support. 



Internode. The part of a stem between 

 two nodes. 



Interruptedly pinnate. Pinnate with small 

 leaflets intermixed with larger ones. 



Introrse. Turned or facing inwards (towards 

 the axis of the flower). 



Involucel. An involucre of the second order. 



Involucrate. Furnished with an involucre. 



Involucre. A whorl or set of bracts around 

 a flower, umbel, or head. 



Involute. In vernation; rolled inwards 

 from the 



Keel. A projecting ridge on a surface, 

 like the keel of a boat; the two anterior 

 petals of a papilionaceous corolla. 



Labellum. The odd (lower) petal of or- 

 chids. 



Labiate. Same as bilabiate or two-lipped. 



Laciniate. Slashed; cut into deep narrow 

 lobes. 



Lamellar, Lamellate. Consisting of flat 

 plates. 



Lamina. A plate or blade; the blade of a 

 leaf. 



Lanate. Woolly; clothed with long and 

 soft entangled hairs. 



Lanceolate. Lance-shaped. 



Lanuginous. Cottony or woolly. 



Lax. Loose in texture, or sparse; the op- 

 posite of crowded. 



Leaflet. One of the divisions or "blades of 

 a compound leaf. 



Legume. A simple pod, dehiscent into two 

 pieces, like that of the pea; the fruit of 

 the pea family (Leguminosae), of what- 

 ever shape. 



Lemma. The lower of the two bracts in- 

 closing the flower in the grasses; some- 

 times called the flowering glume. 



Lenticular. Lens-shaped (convex on both 

 sides).' 



Lepidote. Leprous; covered with scurfy 

 scales. 



Ligneous, Lignose. Woody in texture. 



Ligulate. Furnished with a ligule. 



Ligule. The strap-shaped corolla in many 

 Compositae; the little membranous ap- 

 pendage at the summit of the leaf-sheaths 

 of most grasses. 



Limb. The blade of a leaf, petal, etc. 



Linear. Narrow and flat, the margins 

 parallel. 



Lingulate, Linguiform. Tongue-shaped. 



Lip. The principal lobes of a bilabiate 

 corolla or calyx; the odd and peculiar 

 petal in the orchis family. 



Lobe. Any projection or division (es- 

 pecially a rounded one) of a leaf, etc. 



Loculicidal (dehiscence). Splitting down 

 through the middle of the back of each 

 cell. 



Loment. A pod which separates trans- 

 versely into joints. 



Lunate. Crescent-shaped. 



Lunulate. Diminutive of lunate. 



Lyrate. Lyre-shaped; an obovate or spatu- 

 late pinnatifid leaf with the end-lobe 

 large and roundish and the lower lobes 

 small. 



Macrosporangium. Same as megasporan- 



gium. 



Macrospore. Same as megaspore. 

 Marcescent. Withering without falling off. 



