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THE FLOWER GROWER'S GUIDE. 



H. macrostephana produces white flowers with a green tube, in umbels, six to ten on 

 stoutish scapes, these retaining their freshness and fragrance longer than those 

 of any other species in cultivation ; spring. For cultural details see Pancratium. 



Imantophyllum (Clivia) are sometimes grown in stoves, but succeed equally or 

 better under cooler treatment. See " Conservatory." 



impatiens. — Several species of Impatiens (Balsam) are catalogued as suitable for 

 stove culture, but none is so popular as I. Sultani was for a time. This very showy species 



Fig. 158. Impatiens Hawxeei. 



was introduced accidentally, coming in the soil with other kinds of plants to the Eoyal 

 Gardens, Kew, from Zanzibar. It is an erect- growing, branching, rather succulent, stove 

 perennial herb, producing flat-petalled, scarlet flowers very freely, and at all seasons. 

 I. flaccida alba is a fairly good white-flowering companion for it, while I. Hawkeri 

 (Fig. 158) grows stronger and is less floriferous; flowers crimson. These Impatiens 

 can be raised from seed in rich light soil in March, in a temperature 65° to 75°. Place 

 the seedlings first in small, then larger pots, and allow the plants to branch naturally. 

 Cuttings of young shoots may be inserted singly in small pots whenever they can be 



