418 



GLOSSARY. 



horn, a spur. 



hyaline, transparent or partly so. 



imbricate, overlapping one an- 

 other, like shingles. 

 immersed, growing wholly under 



water. 

 incised, cut rather deeply and 



irregularly. 

 incumbent — the cotyledons are 



incumbent when the back of 



one of them lies against the 



caulicle. 

 inferior, growing below some 



other organ. 

 inflorescence, the arrangement 



of the flowers on a stem. 

 ittsertion, the place or mode of 



attachment. 

 introrse, turned or facing inward. 

 involucel, a small involucre. 

 involucre, a whorl or set of 



bracts around a flower, umbel 



or head. 



keel, a projecting ridge. 



lacerate, appearing as if torn. 

 laciniate, slashed. 

 lanate, woolly. 

 lanceolate, lance-shaped. 

 legume, a simple pod which 



dehisces in 2 pieces. 

 lenticular, lens-shaped. 

 ligneous, woody. 

 ligulate, strap-shaped. 

 limb, the border of a corolla. 

 linear, narrow and flat, the 



margins parallel. 

 loculicidal, dehiscent through 



the back of each cell. 

 lodicule — see page 18. 

 lunate, crescent-shaped. 

 lyrate, lyre-shaped. 



marcescent, withering without 

 falling off. 



maritime, belonging to the sea- 

 coast. 



membranous, thin and soft, like 

 a membrane. 



merous, the number of parts in 

 a circle. 



mesocarp, the middle part of a 

 pericarp. 



monoecious, having stamens or 

 pistils only. 



mucronate, tipped with an ab- 

 rupt short point. 



mucronulate, diminutive of the 

 last. 



muricate, beset with short prickly 

 points. 



muticous, blunt, pointless. 



nectar, a sweet secretion in 



flowers. 

 nectariferous, having nectary. 

 nerve, veins, usually confined to 



those that are parallel. 

 nervose, conspicuously nerved. ' 

 nodose, knotty. 



oblong, 2-4 times as long as 



broad. 

 obovate, inversely ovate. 

 obtuse, blunt or rounded at the 



end. 

 ochroleucous, yellowish-white. 

 oculate, with eye-shaped mark- 

 ings. 

 opposite, on opposite sides of the 



stem, in pairs. 

 orbicular, circular in outline. 

 orthotropous, straight, when the 



micropyle is on the opposite 



end from the hilum. 

 oval, broadly elliptic. 

 ovary, that part of the pistil 



containing the ovules. 

 ovate, shaped like an egg, with 



the broad end downward. 

 ovoid, ovate or oval. 

 ovuliferous, ovule-bearing. 



palea, chaff. 



palmate — see digitate. 



panicle, an open and branched 

 cluster, a compound ra- 

 ceme. 



papilionaceous, butterfly-shaped. 



papilla, a little nipple-shaped 

 protuberance. 



papillate, papillose, covered with 

 papillae. 



pappus, the bristles, scales, etc., 



