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PHARMACEUTICAL BOTANY 



buds develop from center to circumference. Example: Elder. If 

 the cyme be rounded, as in the Snowball, it is a globose cyme. 



A Scorpioid Cyme imitates a raceme, having the flowers pedicelled 

 and arranged along alternate sides of a lengthened 'axis. 



A Glomerule is a cymose inflorescence of any sort which is con- 

 densed into a head, as the so-called head of Cornus florida. 



A Verticillaster is a compact, cymose flower cluster which resembles 

 a whorl, but really consists of two glomerules situated in the axils 

 of opposite leaves. Clusters of this kind are seen in Catnip, Hore- 

 hound, Peppermint and other plants of the Labiates. 



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FIG. 92. Cymose inflorescences. F, A terminal flower; G, a simple cyme; H, 

 a compound cyme. (From Hamaker.) 



The raceme, corymb, umbel, etc., are frequently compounded. 

 The compound raceme, or raceme with branched pedicels, is called a 

 panicle. Examples: Yucca and paniculate inflorescence of the Oat. 



A Thyrsus is a compact panicle, of a pyramidal or oblong shape. 

 Examples: Lilac, Grape and Rhus glabra. 



A Mixed Anthotaxy is one, in which the determinate and indeter- 

 minate plans are combined, and illustrations of this are of frequent 

 occurrence. 



The order of flower development is termed ascending when, as in 

 the raceme, the blossoms open first at the lower point on the axis and 

 continue to the apex. Examples: White Lily, and many other 



