CAL 



61 



CAL 



callous, a., kdl'us, hard, indur- 

 ated. 



Calluna, n., kdl-l6n'-d (Gr. kalluno, 

 I make beautiful), a genus of 

 plants, Ord. Ericaceae : Calluna 

 vulgaris, vulg-dr'-is (L. vulgdris, 

 common from vulgus, the multi- 

 tude), ling or common heather, 

 which has astringent qualities; 

 used commonly for brooms. 



calomel, n., Ml'8>m&l (Gr. kalos, 

 beautiful ; melas, black ; rather 

 meli, honey), a mild preparation 

 of mercury, chemically known as 

 the sub-chloride of mercury. 



Calonyction, n., Ml'-Vn-iTc'-ti-dn 

 (Gr. kalos, beautiful; nux, night, 

 nuktos, of night), a genus of 

 plants, Ord. Convolvulaceae, so 

 called because they open their 

 flowers at night : Oalonyction 

 speciosum, spes'-i-dz'um (L. 

 speciosum, full of beauty or dis- 

 play from species, look, view, a 

 sort), a plant with large white 

 blossoms, which flowers at night, 

 and has received the name * moon- 

 plant. ' 



Calophyllum, n., Jsti&d-fffitim 

 (Gr. kalos, beautiful ; phullon, a 

 leaf), a genus of large-growing 

 timber trees, Ord. Guttiferse or 

 Clusiaceae ; Calophyllum calaba, 

 kaV-ab'd (calaba, native name), 

 the calaba tree, which yields the 

 resin 'tacamahaca:'C.inophyllum, 

 In'-O'fil'-tim (Gr. Is, a fibre, sinew, 

 mos, of a fibre ; phullon, a leaf), a 

 species from the seeds of which a 

 useful oil is obtained. 



Calotropis, n., kdl-8Mp>w (Gr. 

 kalos, beautiful ; tropis, a keel, 

 the bottom of a vessel), a genus 

 of plants, Ord. Asclepiadiacese, 

 so called in allusion to the keel 

 of the flowers : Calotropis procera, 

 prd'Ser'a (L. procerus, high, tall), 

 also C. gigantea, jiy'-dnt-e'.d (L. 

 giganteus, belonging to the 

 giants), the bark of whose roots 

 furnishes the substance called 

 'mudar'; the essential principle 

 mudarine gelatinises on being 



heated, and becomes fluid on 

 cooling. 



calumba, n., kdl-um'bd (Colomba, 

 Ceylon, whence obtained ; ka~ 

 lumb, the name in Mozambique), 

 the root of Jateorhiza palmata, 

 from East Africa, an infusion or 

 tincture of which is used as a 

 pure bitter tonic, the bitter 

 crystallisable principle being 

 called 'calumbin.' 



calvarium, n., kdl-vdr'-i-um, cal- 

 varia, plu. (new L. from L. 

 calva, the scalp without the 

 hair; calvus, bald), the roof of 

 the skull. 



Calycanthaceae, n. plu., kal'ik- 

 anth-a'sV-e (Gr. kalux, a calyx ; 

 anthos, a flower), the Calycanthus 

 family, a small Order of beautiful 

 early - flowering shrubs, whose 

 flowers are aromatic : Calyc- 

 anthus, n., kdl'-ik-dnth'-us, a 

 genus of plants, so called in al- 

 lusion to the colour of the calyx : 

 Calycanthus floridus, fl^r'-id'US 

 (L. floridus, flowery, gay), the 

 Carolina or common American 



calycanthemy, n. , kdl'-ik.dnth'.em-t 

 (Gr. kalux, a flower-cup; anthem- 

 on, a flower), the conversion of 

 sepals into petals either wholly 

 or partially; the insertion of the 

 corolla and stamens into the calyx : 

 cal / ycanth / emous, a., -Zm-us, 

 having the sepals wholly or 

 partially converted into petals; 

 having the corolla and stamens 

 inserted into the calyx. 



CalyceraceaB, n. plu., kdl-fe'-Zr-d'- 

 se*e (Gr. kalux, a flower-cup, 

 kalukos, of a flower-cup), a small 

 Order of herbaceous plants in- 

 habiting S. America. 



calyces, see * calyx.' 



CalyciflorsB, n. plu., kdl-is'-i-jldr'>e 

 (Gr. kalux, L. calyx, a flower- 

 cup ; L. flordlis, floral from 

 Flora, the goddess of flowers), 

 a sub-class of the Ord. Ochnacese : 

 calycifloral, a., kdl-ts'.i-Jldr''dl, 

 applied to those plants where the 



