323 
1900 SUPPLEMENT—RECENT INTRODUCTIONS, &c. 
Diervilla—continued. 
D. lutea (yellow). A synonyin of D. trifida. 
D. preecox (early). fl. large, ten to fifteen in horizontal or slightly 
endent trusses ; tube rose-carmine with a carmine base, over lin. 
Taam the throat marked with a yellow band, edged with carmine, 
the lobes rosy-mauve, half-open. J. ovate, acuminate, finely 
toothed, hairy on both sides. Stems rounded ; branches straight. 
h. 5ft. Japan, 1894. Allied to D. grandijlora, but flowers about 
a month earlier. (R. G. 1897, t. 1441.) 
D. rosea. Illustrations of this and its variety monstrosa are 
given under Weigelia. 
D. sessilifolia (stalkless-leaved). fl. honey-yellow, showy, 
narrow-funnel-shaped; corolla lobes nearly equal, shorter than 
the tube; cymes several-flowered. Early summer. /. ovate- 
lanceolate, gradually acuminate, closely sessile, acutely serru- 
lated. Branchlets ee Eastern United States, 1889. 
(G. C. 1897, i., p. 17, f. 3.) 
D. versicolor (various-coloured). A synonym of D. floribunda. 
Varieties. Besides the species named there are some 
lovely varieties of garden origin which should be included : 
ABEL CARRIERE,* rosy-carmine, large and free ; BERANGER,* rose- 
purple, yellow throat; EvA RATHKE, rich purple, merging to 
crimson ; and JEAN MACE, very deep purple. Still, one of the 
finest is VAN Hourrei* (Tig. 345), which was briefly noted in the 
work proper 
Fie. 345. DIeRVILLA VAN Hourret. 
DIETERIA. Included under Aster (which see), 
DIETERICA. A synonym of Caldeluvia (which see). 
DIETES. Included under Morea (which see). 
DIGITALIS. To the pee &e., described on pp. 
475-6, Vol. I., the following should be added. One or two 
plants formerly inclnded here are now classed under 
Isoplexis. 
D. campanulata (bell-shaped). This name has been applied to 
a tine garden race of the common Foxglove, D. purpurea. 
D. ciliata (ciliated). This perennial species is closely allied to 
D. ambigua, but differs in having campanulate flowers and a 
hairy calyx. June to September. Caucasus, 1892. 
Digitalis—continued. 
D. gloxinioides (Gloxinia-like), A form of D. purpurea. 
D. purpurea gloxinioides (Gloxinia-like). A vigorous garden 
form, with larger, more abundant, and more distinctly spotted 
flowers than the type. 
DIGLOSSOPHYLLUM SERRULATUM. This 
is synonymous with Serenoa serrulata (which see). 
DILIVARIA. Included under Acanthus (which see). 
DILLWYNIA. To the species described on p. 477, 
Vol. I., the following should be added: 
D. Drummondi (Drummond’s). 1. crimson, shaded with orange, 
two to five in a pedunculate, terminal corymb. June. J. narrow- 
linear, sub-terete, sulcate above ; young ones slightly bristly or 
hispid towards the apex ; adults all glabrous. Branches hispidu- 
lous, Australia (?), 1860. (R. G. 1863, t. 412, f. 1-5.) 
D. pungens (sharp-pointed). A synonym of Zutaxia pungens. 
DILOBA CHRULEOCEPHALA. See Figure-of- 
Eight Moth. 
DIMACRIA. 
see). 
DIMEROUS. Having the parts in twos. 
DIMOCARPUS (in part). A synonym of Nephelium 
(which see). 
DIMORPHA (of Schreber). A synonym of Eperua 
(which see), 
DIMORPHANTHUS. To the species deseribed on 
p. 477, Vol. I., the following variety should be added : 
D. mandschuricus foliis-varicgatis (variegated-leaved). 
l. green in the middle, the margins white. 1886. A handsome 
variety. (I. H. 1886, 609.) The correct name of D. mandschuricus 
is Aralia chinensis elata. 
DIMORPHOTHECA. Including Arnoldia. To the 
species dovenbed on pp. 477-8, Vol. I., the following should 
be added : 
D. annua (annual). A synonym of D, pluvialis. 
D. Ecklonis (Ecklon’s). _/l.-heads 3in. across; ray florets purple 
outside, ivory-white inside ; disk violet ; peduncles 5in. to 8in. 
long, one-headed. 7. sub-sessile, lanceolate or linear-lanceolate, 
2in. to 3in. long, fin. to 4in. broad, acute, thickish, mid-ribbed. 
Stems suffruticose. h. 2ft. or more. 1897. (B. M. 75365.) 
D. fruticosa (shrubby). _jl.-heads 1}in. in diameter, pedunculate ; 
ray florets whitish above and reddish or purplish beneath. 
Summer. /. alternate, obovate-spathulate, 2in. to 3in. long, 
tapering almost to a petiole at base, of thinner substance than 
mics of ne species. Stems 2ft. to 4ft. long, procumbent. 1887. 
erennial. 
D. nudicaulis graminifolia (naked-stemmed, Grass-leaved). 
The correct name of D. graminifolia 
D. pluvialis (rainy). /l.-heads only opening for a few hours in the 
morning during fine weather; ray florets white above, purple 
beneath, lin. long, minutely three-toothed; disk florets yellow, 
having taper-pointed lobes ; peduncles 2in. to 3in. long. June to 
August. J. narrow-oblong or obovate-oblong, lin. to 3in. long, 
toothed or incised, variably hairy or rough. #4. 1ft. to Lift. 
South Africa, 1752. A pretty, erect or diffuse, simple or branched 
annual. Syns. D. annua, Calendula hybrida (S. B. F. G. 39). 
D. p. flore-pleno (double-flowered). This variety is distinguished 
from the type in having double flowers, which remain open all 
day. Syn. D. Pongei flore-pleno (of gardens). 
D. Pongei flore-pleno (Ponge’s double-flowered). 
name for D. pluvialis jlore-pleno, 
DINEMA. 
see), 
DINETUS. A synonym of Porana (which see). 
DIOCLEA. A synonym of Arnebia (which see). 
DIOMEDEA. A synonym of Borrichia (which see). 
DION. See Dioon. 
DIOSCOREA. According to herbarium specimens, 
there are 150 known species of this genus, distributed over 
the whole area of the natural order. To those described on 
p. 478, Vol. I., the following should be added : 
D. caucasica (Caucasian). /l. greenish, small, axillary. /. thick ; 
upper ones nearly opposite ; lower ones in whorls of three to 
five, varied in form, sometimes entire and cordate-ovate, 
sometimes sinuated and lobed. Stem glabrous. Rhizome 
thick, horizontal. Western Trans-Caucasian forests, 1894. A 
graceful climber for warm and shady nooks. 
Included under Pelargonium (which 
A garden 
Included under Epidendrum (which 
