204 GLOSSARY. 



Aculeate: armed with prickles, i. e. aculei; as the Rose and Brier. 



Aculeolate : armed with small prickles, or slightly prickly. 



Acuminate: taper-pointed, as the leaf in fig. 97 and fig. 103. 



Acute : merely sharp-pointed, or ending in a point less than a right angle. 



Adelphous (stamens) : joined in a fraternity (adelphia) : see monadelphous and 

 diadelphous. 



Adherent : sticking to, or, more commonly, growing fast to another body ; p. 104. 



Adnate: growing fast to ; it means born adherent. The anther is adnate when 

 fixed by its whole length to the filament or its prolongation, as in Tulip- 

 tree, fig. 233. 



Adpressed, or oppressed: brought into contact, but not united. 



Adscendent, ascendent, or ascending : rising gradually upwards. 



Adsurgent, or assurgent : same as ascending. , 



Adventitious: out of the proper or usual place ; e. g. Adventitious buds, p. 26, 27. 



Adventive : applied to foreign plants accidentally or sparingly spontaneous in a 

 country, but hardly to be called naturalized. 



^Equilateral : equal-sided ; opposed to oblique. 



^Estivation: the arrangement of parts in a flower-bud, p. 108. 



Air-cells or Air-passages : spaces in the tissue of leaves and some stems, p. 143. 



Air-Plants, p. 34. 



Ake'nium, or akene. See achenium. 



Ala (plural aloj) : a wing; the sidft-petals of a papilionaceous corolla, p. 105, 

 fig. 218, w. 



Alabdstrum : a flower-bud. 



Alar: situated in the forks of a stem. 



Alate : winged, as the seeds of Trumpet-Creeper (fig. 316) the fruit of the Maple, 

 Elm (fig. 301), &c. 



Albescent : whitish, or turning white. 



Absorption, p. 168. 



Albumen of the seed : nourishing matter stored up with the embryo, but not 

 within it; p. 15, 136. 



Albumen, a vegetable product; a form of proteine, p. 165. 



Albuminous (seeds) : furnished with albumen, as the seeds of Indian com (fig. 38; 

 39), of Buckwheat (fig. 326), &c. 



Alburnum: young wood, sap-wood, p 153. 



Alpine : belonging to high mountains above the limit of forests. 



Alternate (leaves) : one after another, p. 24, 71. Petals are alternate mth the 

 sepals, or stamens with the petals, when they stand over the intervals be- 

 tween them, p. 93. 



Alveolate : honeycomb-like, as the receptacle of the Cotton-Thistle. 



Ament: a catkin, p. 81. Amentaceous: catkin-like, or catkin-bearing. 



Amorphous : shapeless ; without any definite form. 



Amphigdstrium (plural amphigastria) : a peculiar stipule-like leaf of certair 

 Liverworts 



Amphttropous or Amphftropal ovules or seeds, p. 123, fig. 272. 



Amplfctant: embracing. Amplexicaul (leaves) : clasping the stem by the base. 



Ampulldceous : swelling out like a bottle or bladder. 



Amyldceous : composed of starch, or starch-like. 





