Aculeate, armed with prickles, i. e. aculei; as the Rose and Brier.
Aculeolate, armed with small prickles, or slightly prickly.
Acuminate, taper-pointed, [54].
Acute, merely sharp-pointed, or ending in a point less than a right angle, [54].
Adelphous (stamens), joined in a fraternity (adelphia); see [monadelphous], &c.
Aden, Greek for gland. So Adenophorous, gland-bearing.
Adherent, sticking to, or more commonly, growing fast to another body.
Adnate, literally, growing fast to, born adherent, [95]. The anther is adnate when fixed by its whole length to the filament or its prolongation, [101].
Adnation, the state of being adnate, [94].
Adpressed or appressed, brought into contact with, but not united.