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Common Name: Pingue Hymenoxys
Hymenoxys richardsonii is a perennial plant that can grow up to 0.20 metres tall.
It has edible, medicinal and miscellaneous uses.
Western N. America - Arizona to Texas, north to Saskatchewan and Alberta.
Dry, open often rocky hillsides and plains[
]. Roadsides, open areas, edges of forests at elevations of 1500 - 2500 metres[
We have almost no information on this species and do not know if it will be hardy in Britain, though judging by its native range it should succeed outdoors in most parts of the country. It is likely to require a sunny position in a dry to moist well-drained soil.
A latex obtained from the root is used as a chewing gum[
]. The skin of the root is used, the gum is obtained by pounding the roots[
An infusion of the roots has been used in the treatment of stomach aches[
]. A poultice of the chewed root has been applied as a dressing on sores and rashes[
The latex obtained from the root is a potential commercial source of rubber[
A yellow dye is obtained from the flowers[
Seed - we have no information on this species but suggest sowing the seed in late winter or early spring in a greenhouse. When they are large enough to handle, prick the seedlings out into individual pots and grow them on in the greenhouse for at least their first winter. Plant them out into their permanent positions in late spring or early summer, after the last expected frosts.