196 



PARONYCHIA PENTSTEMON. 



lobed, drooping ; keel blunt, covered 

 by the wing ; each flower like a hand- 

 some blue Pea-flower. Leaves, trifo- 

 liate, like those of the common Sham- 

 rock; leaflets truncate, dentate -ser- 

 rate. Nepaul . The rock-garden 



and choice borders in warm positions, 

 in light vegetable soil. Division or 

 seed. 



Paronychia serpyllifolia (Thyme- 

 leaved P.) An interesting little creep- 

 ing plant, 1 to 2 in. high. Flowers, in 

 summer; white, small, in terminal 

 heads, hidden among the roundish 

 bracts ; sepals obtuse. Leaves, opposite, 

 ovate, stipulate, rather fleshy, smooth, 

 with ciliated margins ; stipules in 

 pairs ; stems prostrate, knotted, 

 branched. Southern Europe, in arid 



E laces. The rock- garden, in any 

 ght soil. Division. 



Pelargonium Endlicherianum (End- 

 licher's P.) The only hardy Pelar- 

 gonium, and a handsome plant ; 1 to 

 1 4 ft. high. Flowers, late in summer ; 

 large, rose-coloured, veined with a 

 darker shade, arranged in an umbel ; 

 the two upper petals only are fully 

 developed, the three lower ones being 

 almost rudimentary. Leaves, lower 

 ones roundish, notched and toothed, 

 of a greyish -green colour ; those of the 

 stem more or less deeply divided into 

 from 3 to 5 lobes. Taurus mountains 



in Asia Minor. Warm nooks on 



the lower flanks of the rock-garden, 

 warm borders or banks, in well- 

 drained, very sandy loam. Division 

 and seed. 



Pentstemon argutus (Graceful Pents- 

 temon). A half- shrubby perennial, 

 covered with a short pubescence ; 3 to 

 4 ft. high. Flowers, in summer ; bright 

 purple; tips of the divisions of the 

 lower lip sky-blue. Leaves, opposite, 

 nearly connate ; upper ones lanceolate ; 

 lower ones spoon - shaped, obtuse, 

 much and irregularly -serrated, dark 

 green on the upper side, paler beneath. 



Mexico. Borders, in good, sandy 



loam. Division and seed. 



Pentstemon barbatus (Bearded P.) 

 A tall and brilliant perennial, 2 to 

 6. ft. high. Flowers, in summer ; 

 showy scarlet outside, white within, 

 drooping, in long loose panicles ; 

 lower lip of the corolla 3-parted, 

 bearded with yellow hairs; sterile 

 filaments smooth. Leaves, con- 

 nate, narrowly lance-shaped, glau- 

 cous, very long, entire, channelled ; 

 root-leaves crowded, spoon-shaped ; 

 stems branched. There are several 

 varieties, P. Torreyi being a very 



large and tall one. Mexico. 



Borders, in sandy loam. Division, 

 cuttings, or seed. 



Pentstemon campanulatus (Bell- 

 flowered P.) A very leafy, tufted 

 plant ; 16 in. to 2 ft. and upwards, in 

 height. Flowers, from May to the 

 first frosts ; light rose-colour, some- 

 what dull on the outside ; light flesh- 

 colour veined with violet-carmine 

 within, the lower lip having a few 

 scattered hairs ; corolla tubular, 

 swollen ; flowers grouped unilaterally, 

 in twos and threes, in the axils of the 

 leaves, and forming spike-like pani- 

 cles. Leaves, opposite, sessile, linear- 

 lanceolate or acute, serrated, the 

 upper ones slightly downy and viscid. 



Mexico. Borders, in sandy loam; 



one of the kinds, from which some of 

 our finest varieties have sprung. Seed 

 and cuttings. 



Pentstemon Digitalis (Foxglove P.) 

 A handsome free -growing perennial; 

 1 to 2 ft. high. Flowers, in summer ; 

 white, downy, in racemose panicles ; 

 corolla large, nearly bell-shaped; the 

 upper lip shorter than the lower one, 

 which is 3 lobed and widened; sterile 

 stamen longer than the others, and 

 bearded about half way down with 

 white hairs. Leaves, smooth, glossy, 

 slightly toothed, and covered with 

 numerous small dots; root -leaves 



