CAL YCERACEAE 
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the mouth of the flr. ; insects touch it first and in probing for honey 
jostle the anthers. The flr. is also wind pollinated ; the loose powdery 
pollen blows about very easily and the stigma is not covered by the 
corolla. 
Calocephalus R. Br. Compositae (iv). 12 sp. temp. Austr. 
Calochilus R. Br. Orchidaceae (4). 3 sp. E. Austr. 
Calochortus Pursh. Liliaceae (v). 30 sp. W. N. Am. 
Calodendrum Thunb. Rutaceae (iv). 1 sp. S. Afr. 
Calogyne R. Br. Goodeniaceae. 3 sp. China, Austr. 
Calonyction Choisy. = Ipomaea Linn. 
Calophaca Fisch. Leguminosae (ill. 6). 10 sp. S. Russia to Burma. 
Calophanes D. Don. Acanthaceae (iv. a). 40 sp. trop. 
Calophyllum Linn. Guttiferae (ill). 60 sp. trop. chiefly Old World. 
C. tacamahaca Willd. and other sp. yield resins known as Tacamahac. 
(See Populus.) The young leaves are usually prettily coloured. 
Calopogon R. Br. Orchidaceae (14). 4 sp. U. S. 
Calopogonium Desv. Leguminosae (ill. 10). 4 sp. Am. 
Calostemma R. Br. Amaryllidaceae (1). 3 sp. E. Austr. There is 
no embryo, but bulbils are said to be formed in the embryo sac. 
Calotliamnus Labill. Myrtaceae (11. 2). 25 sp. W. Austr. The axis 
goes on bearing leaves beyond the firs. (cf. Callistemon). Sta. in 
bundles before the petals, the common axis of the bundle very large. 
Calotis R. Br. Compositae (ill). 20 sp. Austr. 
Calotropis R. Br. Asclepiadaceae (11. 2). 3 sp. trop. As., Afr. 
C, gigantea Ait., the madar, mudar, or wara, yields a fibre from 
the bark, and a floss, used like kapok (Eriodendron) from the seeds. 
Calpumia E. Mey. Leguminosae (ill. 1). 6 sp. Afr. 
Caltha (Rupp.) Linn. Ranunculaceae (2). 16 sp. temp. C. palustris L. 
in Brit, is the marsh-marigold or king-cup. Honey is secreted by 
the cpls., and the flrs. have no “ honey-leaves,” the calyx being 
coloured. 
Calvoa Hook. f. Melastomaceae (1). 6 sp. trop. W. Afr. 
Calycanthaceae. Dicotyledons (Archichl. Ranales). 2 gen. with few 
sp. N. Am. and China. Shrubs, usually aromatic, with opp., simple 
leaves and terminal acyclic flrs. on short shoots. Perianth 00 , peri- 
gynous, spiral, showing gradual transition from sepaloid to petaloid 
leaves. Sta. 5 — 30. Cpls. 00 , in hollowed axis; 2 anatropous ovules in 
each. Achenes enclosed in axis. Embryo large with spirally wound 
cotyledons, in slight endosperm. Genera. Calycanthus, Chimonanthus. 
[Placed in Ranales by Benth.-Hooker, in Polycarpicae by Warming.] 
Calycanthus Linn. Calycanthaceae. 3 sp. N. Am. C. Jioridus L. is 
the Carolina allspice, a favourite garden shrub. 
Calycera Cav. Calyceraceae. 10 sp. S. Am. 
Calyceraceae Dicotyledons (Sympet. Campanulatae). 3 gen. with 23 
sp., S. Am. Closely allied to Compositae. Herbs with alt. exstip. 
leaves. Firs, in heads with involucre of bracts, £ or cf ? , epigynous, 
