288 ROCK GARDENS 



rosettes, which would be likely to cause them to damp off. There 

 is a white form, vi7-ginalis^ even more lovely than the type. Both 

 increased by seed and careful division. 



Habranthus pratensis (Amaryllideae) 



A bulbous plant of much beauty and brilliancy. The flowers, 

 which are of the brightest scarlet, and feathered at the throat with 

 yellow, are borne on upright stems about 12 inches high. It is 

 easily grown in loam, leaf-mould, and sand, and is readily increased 

 by division. The variety ////^«?;;j- is the best form, and is a very 

 choice plant. 



Hedvsarum (Leguminosae) 



A very numerous genus of plants belonging to the Vetch family, 

 some of which are good for the rock garden. They are quite easily 

 grown in sandy loam, in open, sunny spots. Increased by seed. 



H. multijugu7n. — A shrubby plant, growing about 2 feet, of 

 graceful habit, and having long panicles of crimson-purple flowers. 

 Propagated by seed or division. 



H. neglectum. — Very pretty flowers of a brilliant rosy-purple 

 colour. Blooms in June, and grows about 12 inches high. 



H. obscu?-u7n. — A creeping plant, growing from 9 to 12 inches 

 high, with brilliant purplish-crimson flowers in long spikes, in August. 

 It has silky leaves, and is a good rock plant, of free growth. Seed 

 and division. 



Helianthemum (Cistaceae), Sun Rose 



A genus of shrubby plants, mostly dwarf-growing, and of the 

 greatest beauty and value for the rock garden. They are of the 

 easiest culture, all they require being a light, rather poor soil, fully 

 exposed to the sun. They all strike readily from cuttings. There 

 are an endless number of hybrids, both single and double, giving all 

 shades of yellow, pink, and crimson, any of which are well worth 

 growing. The blossoms, though only lasting the day, are borne in 

 such profusion that the flowering season lasts a long time. They 

 all require to be cut hard back after flowering, which induces them 

 to grow more compact ; for if this were not done, they would become 

 rather leggy and straggling. They all grow rapidly. Not including 

 the various named hybrids, the following are the most distinctive 

 kinds : — 



H. canum. — A native plant only growing about 3 inches high, with 

 small pale yellow flowers. 



H. Tuberaria (syn. H. globulariaefoliuni). — Quite a distinct plant, 

 not having woody branches, but from the root sending up hairy, 



