PENTS TEMON. 



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freely branched and varying much in height. 

 Leaves small, oval or nearly so, and broad 

 flowers in clusters of three, clear yellow, and 

 fragrant. California. Tender in this country 

 save in very warm light soils. 



P. azureus. — A beautiful plant of 1 to 2 feet, 

 forming a neat tuft of narrow grey leaves and 

 loose spikes of azure-blue flowers shading to 

 reddish-purple at the base. N. California. 



P. azureus var. J 'affray anus. — One of the 

 best dwarf kinds, about a foot high, with red- 

 dish stems bearing large flowers of rich blue in 

 showy clusters of three to five blossoms. 



P. barbatus. — A tall erect plant, very showy 

 in a dry season and one of the best and hardiest 

 of border kinds. Its spikes of narrow tubular 

 flowers, varying from light pink to bright car- 

 mine, rise from a dense spreading tuft of bright 

 green leaves. Fine in masses. Seed, cuttings, 

 or division. A flesh-coloured form is known 

 as carneum. Syn. Chelonc barbata. 



P. barbatus var. Torreyi. — A pretty form 

 with deep scarlet flowers, longer in the lip and 

 coming rather later than in the parent. 



P. barbatus var. antwerpensis. — A plant of 

 looser procumbent habit, the stems rooting 

 where they touch the ground ; small flowers 

 of vivid scarlet. 



P. brevijiorus. — A distinct plant with short 

 tubular flowers of yellow or light red, with 

 darker red lines within, appearing late in au- 

 tumn upon slender many-flowered stems. 



P. Bridgesii. — A scarce Californian plant 

 of 12 to 18 inches, with narrow grey leaves 

 and spikes of bright red flowers, rather like 

 those of P. barbatus but shorter in the tube. 

 Minor botanical differences have caused some 

 authors to place it in a sub-gender, Saccanthera. 



P. caerulcus. — A dwarf kind rarely exceed- 

 ing 9 inches, with large flowers varying from 

 light blue to lilac and white, or more rarely 

 flushed with rose. 



P. campamrfatus. — A Mexican species of 

 about 2 feet with diffuse spreading habit, 

 branching freely from a woody base ; stemless 

 leaves narrowing from a broad base and much 

 toothed. Long narrow spikes of flowers vari- 

 ously shaded in pink and violet, and borne dur- 

 ing a long season. Comes freely from seed. A 

 distinct form, a/bus, bears long tubular flowers 

 of creamy-white. A plant of many names : 

 angustifolius, atropurpureus, pulchellus, Sec. 



P. centranthifolius. — A slender leafy kind 

 with thick grey leaves and narrow scarlet 

 flowers appearing in June. California and 

 Arizona. 



P. Cleveland!. — A Californian species akin 

 to barbatus, with grey stems and foliage spring- 

 ing from a woody base; flower-spikes long and 

 slender, with narrow tubular flowers of bright 

 crimson, thickly set. Leaves sharply toothed. 

 A good border kind. 



P. Gob(?a. — A handsome kind from Texas 

 and a parent of the garden varieties. Stout erect 

 growths of 2 feet, with thick deep green leaves, 

 minutely hairy and a little sticky. Flowers 

 very large and open, narrowing rapidly to the 

 base ; colour varying from reddish-purple to 

 nearly white. August. A rather tender kind, 



PENTSTEMON COB^EA. 



doing best in a warm season. A fine variety 

 purpurea bears very large purple flowers shaded 

 with violet, one of the best forms that can be 

 grown. 



P. confertus. — A distinct plant with short 

 erect stems rising from a carpet of dark green 

 shining leaves, at times finely toothed. Small 

 flowers of pale yellow or creamy white in dense 

 crowded spikes. 



P. confertus var. coeruleo-purpureus. — A 

 good garden form with compact heads of deep 

 violet blue. 



P. cordifolius. — A useful shrubby plant or 



