262 
FLORA OF ADEN. 
widened at tlie throat, upper lip of limb erecto-patent, broad, 2 lines 
long, the lower lip reduced to a recurved margin. Anthers oblong-linear, 
included ; filaments very short, attached below the middle of the tube. 
Style filiform ; stigma small, bilobed. 
Nutlets almost pyramidal, subcordate at the base, tubercular-rugose 
or almost muricale, attached to the conical gynobase by an areola. 
FcJiiochilon fruticosum is a much more scrubby plant than A', longi- 
florum, woody at the base and very hispid. The lower lip of the corolla 
is also much broader and the tube shorter than in A', longiflorum . 
Flowers : — March 1878 (Perry), February 1900 (Birdw.). 
Locality : — Near Aden to the north-west (Perry); without locality 
(Beevor, Birdw.). 
Endemic in Aden. 
This species was discovered by Perry in March 1878. It seems to 
be very rare. Perry says in a letter to Sir J. D. Hooker, dated Aden, 
20th April 1878: “ During a month's rambling over the N. and W. 
sides of Aden, I have only seen one solitary specimen r>f this plant.” 
Herb. Kew. 
XXXII.— CON VO LVUL ACE JE, 
Herbs or shrubs, often twining, with alternate petiolate, usually 
exstipulate leaves. 
Flowers regular, usually hermaphrodite, solitary or in pedunculate 
axillary bracteate cymes. Calyx free, 5-partite. Corolla campanulate, 
infundibuliform or rotate, often plicate in bud, entire or shortly lobed. 
Stamens 5, epipetalous ; anthers 2-celled, dorsifixed, linear or oblong, 
dehiscing longitudinally. Ovary superior, 1 — -4-celled, rarely with almost 
distinct carpels ; ovules 2, less commonly 1 — 4 in each cell ; style filiform, 
simple or forked ; stigma capitate, 2-lobed or 2 stigmas 
Fruit various. Seeds as many as the ovules or fewer ; albumen 
scanty or 0 ; cotyledons usually broad and much folded. 
Genera 42 ; species about 80 0. 
Distribution : — Throughout the world. 
Style filiform 
Stigmas 2, filiform . . . . . .1. Convolvulus. 
Stigma capitate . . . . . . .3. Ipomoea. 
Styles 2, distinct from the base (in the species described) . 2. Breweria. 
1. Convolvulus L. 
Herbs or shrubs, with climbing, prostrate or erect stems. Leaves 
simple. 
