“INTRODUCTION TO BOTANY: wo | YOR 
Adherent, adherens. Adhering to its covers. Gr amines, 
Umbelliferee.—This only takes place when there is a peri- 
sperm, and in this case the true place of the hile, and con- 
sequently the base of the seed, is frequently very difficult to 
be ascertained. 
{] Single, unica. Only one kernel in a seed. Most 
plants. ‘ 
Double, duplex. ‘Two in each seed. Eriolithus. ~ 
| Perispermed, perisper mata, perispermica, albuminosa, 
endospermica. Having a perisperm. Cyperaces, Graminez, 
Rubiaceze, Umbelliferze. 
Not-perispermed, aperispermata, exalluminosa, episperm- 
ica, epiperispermica. Without a perisperm.  Alismacee, 
Composite, Faba, Phaseolus. 
Tuberous, twberosa. Composed of an uniform mass, with 
several germinating points. Aroidez, Calladium. 
PERISPERM. » 
Perispermum, Albumen, Endospermum, Secundinz in- 
terne, Medulla seminis. Cellular tissue accompanying the 
embryo in the kernel, but scarcely ever adhering to it, and 
having no vascular organization ; furnishing, during germt- 
nation, the first nourishment to ihe young plant. Pl. 18, 
fig. 20 e; 22. 
Central, Perispermum centrale. Forming a mass in the 
centre of the kernel, and surrounded by the embryo. Cus- 
cuta Europea, Silene, Nyctaginee. 
Circumferential, periphericum. Surrounding the em- 
bryo, and concealing it. Abietidee, Cupressidez. 
One-sided, wnilaterale. Placed on one side, and the em- 
bryo on the other. Graminez. 
q Dry, siccum, aridum. Graminee. 
Mealy, farinosum. Dry, and reducible by trituration 
into a fine, soft powder. ‘Triticum, Avena, Secale. 
Friable, friabile. Dry, and crumbling by a slight rub- 
bing, Piper nigrum, Gunnera scabra. 
Oily, oleaginewm. Greasy to the-touch, and yielding oil 
by expression. Euphorbiacez, Nyssa sylvatica. 
Mucilaginous, muctlaginosum. Having, while moist, the 
consistence of a gummy matter slightly wetted. Convol- 
vulus. 
Pellicular, membranaceous, pelliculare, membranaceum. 
Formed of a thin flake or pellicle. Most labiatee, Prunus, 
Amyedalus. 
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