WEEDS OF MAINE. 291 



Irregular: the component parts differing in size and shape. 



Lanceolate : lance-shaped. 



Legume : a fruit like that of the pea-pod. 



Ligneous: of a firm woody texture. 



Ligulate : strap-shaped, as the floret of the dandelion. 



Linear : long and narrow, with the two margins parallel. 



Lyrate: pinnatified with the upper lobes much larger than the 



lower. 

 Maculate : spotted or blotched. 

 Male flowers : flowers furnished only with stamens. 

 Metartiorphosis : the transformation of one organ into another, as 



the transformation of the stamens into petals. 

 Monocotyledonous : having but one cotyledon or seed leaf. 

 Monoecious : having the staminate and pistillate distinct, but on 



the same plant. 

 Monopetalous : having the petals more or less united. 

 Monosejyalous : same as gamosepalous. 

 Obovate: inversely ovate. 

 Obovoid: inversely ovoid. 



Officinal: applied to plants, &c., used in medicine or the arts. 

 Ovate : having the outline of a longitudinal section of an egg ; 



broadest near the base. 

 Ovoid : egg-shaped. 

 Pannicle : a form of infloresence, in which the cluster is much and 



irregularly branched, in a branched raceme, as in oats and 



some of the grasses. 

 Pappus : the calyx of composites, usually hairy-like or plumose, 



e. g. thistle-down. 

 Pedicel : the stalk of a particular flower. 

 Peduncle: the flower-stalk; also the common foot-stalk of a com- 



pound inflorescence. 

 Perennial : lasting for more than two years. 

 Petal : a leaf of the corolla. 

 Petiole : the stem or foot-stalk of a leaf. 

 Pistil : the central organ of a fertile flower. 

 Pistillate : those flowers which have pistils, but not stamens. 

 Pollen : the fertilizing powder contained in the anthers. 

 Punctate : appearing as if perforated with many small holes. 

 Raceme: a flower-cluster with short and equal lateral one-flowered 



pedicels, as in the currant. 

 Bachis: axis of inflorescence. 



