For instance, a bulb of Hippeastrum
aulicum produced four flowers; three were fertilised by Herbert with their own pollen, and the fourth was subsequently fertilised by the pollen of a compound hybrid descended from three other and distinct species: the result was that 'the ovaries of the three first flowers soon ceased to grow, and after a few days perished entirely, whereas the pod impregnated by the pollen of the hybrid made vigorous growth and rapid progress to maturity, and bore good seed, which vegetated freely.
PLANT up Hippeastrum
bulbs for a delightful display of these exotic blooms.
A new tospovirus causing chlorotic ringspot on Hippeastrum
Floris Hekker Amaryllis by |Betty Gadsby.
FINISHING A ROOM: Most gardeners - and a lot of non-gardeners, come to think of it - are familiar with hippeastrum
, often marketed for Christmas blooming as amaryllis.
Plant tender hippeastrum
bulbs in a pot 5cm wider than the diameter of the bulb, with one-third to half of the bulb above compost level.
and paper white narcissus in pots now to flower at the en of the year, but keep them inside as neither will stand being frosted.
The first charts an English gardener's devoted interest in hippeastrum
flowers as she does everything required to produce perfect blooms.
A preliminary study of our group demonstrated a promising antioxidant and anticholinesterase activity of three Hippeastrum
species (Amaryllidaceae) by bioautography method (Giordani et al.
The date palm for example, can tolerate salinity in excess of 30,000 parts per million, though the quality of fruit deteriorates; whereas Hippeastrum
suffers when salinity rises above 1,750ppm.
For a superbly showy gift, give Hippeastrum
bulbs planted (indoors) in an attractive pot.
Hussey (1976) investigated this phenomenon in some members of bulbous plants included Narcissus, Iris, Amaryllis, Fritillaria, Freesia, Hippeastrum
, Gladiolus and Sparaxis and reported that cytokinin application is necessary for in vitro proliferation of storage organs.