''Hippeastrum iguazuanum'' is a flowering

perennial A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

herbaceous Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly all annuals and biennials. Definitions of "herb" and "herbaceous" The fourth edition of t ...

bulb In botany, a bulb is structurally a short stem with fleshy leaves or leaf basesBell, A.D. 1997. ''Plant form: an illustrated guide to flowering plant morphology''. Oxford University Press, Oxford, U.K. that function as food storage organs duri ...

ous plant in the family

Amaryllidaceae The Amaryllidaceae are a family of herbaceous, mainly perennial and bulbous (rarely rhizomatous) flowering plants in the monocot order Asparagales. The family takes its name from the genus ''Amaryllis'' and is commonly known as the amaryllis fa ...

. It is found from southern

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

( Parana) to

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...

(

Misiones Misiones (, ''Missions'') is one of the 23 provinces of Argentina, located in the northeastern corner of the country in the Mesopotamia region. It is surrounded by Paraguay to the northwest, Brazil to the north, east and south, and Corrientes P ...

), although it has been reported in other Brazilian states.Pacific Bulb Society: Hippeastrum iguazuanum
/ref>

Description

''Hippeastrum iguazuanum '' is a rare member of the genus ''

Hippeastrum ''Hippeastrum'' () is a genus of about 90 species and over 600 hybrids and cultivars of perennial herbaceous bulbous plants. They generally have large fleshy bulbs and tall broad leaves, generally evergreen, and large red or purple flowers. ...

'', considered to be part of the

subgenus In biology, a subgenus (plural: subgenera) is a taxonomic rank directly below genus. In the International Code of Zoological Nomenclature, a subgeneric name can be used independently or included in a species name, in parentheses, placed between t ...

''Omphalissa'' (Salisb.) Baker . It is deciduous, flowering in the early Spring (September–October). Flowers are yellow to green, with red veins and banded undulating tepals. Leaves are

glaucous ''Glaucous'' (, ) is used to describe the pale grey or bluish-green appearance of the surfaces of some plants, as well as in the names of birds, such as the glaucous gull (''Larus hyperboreus''), glaucous-winged gull (''Larus glaucescens''), g ...

, and in some specimens the young leaves are dark purple.

Taxonomy

First described by Pierfelice Ravenna in 1971, and formally named by Dudley and Williams in 1984T.R.Dudley & M.Williams, ''Taxon'' 33: 271 (1984).

Etymology

The name derives from its original collection and identification by Ravenna in the

Iguazú National Park The Iguazú National Park ( es, Parque Nacional Iguazú) is a national park of Argentina, located in the Iguazú Department, in the north of the province of Misiones, Argentine Mesopotamia. It has an area of . History The area of the park w ...

in Argentina.

Ecology

''Hippeastrum iguazuanum '' prefers cliff faces with dense vegetation.

Cultivation

''Hippeastrum iguazuanum '' is easily grown as a potted plant, or in gardens in

Hardiness Zone A hardiness zone is a geographic area defined as having a certain average annual minimum temperature, a factor relevant to the survival of many plants. In some systems other statistics are included in the calculations. The original and most wide ...

s of 10 or above (

Mediterranean climate A Mediterranean climate (also called a dry summer temperate climate ''Cs'') is a temperate climate sub-type, generally characterized by warm, dry summers and mild, fairly wet winters; these weather conditions are typically experienced in the ...

). It can be propagated from offset bulbils on the mother bulb.

References

Sources

*
GBIF: Hippeastrum iguazuanum

Pacific Bulb Society: Hippeastrum iguazuanum
(''images'') Flora of South America iguazuanum Garden plants of South America {{Amaryllidaceae-stub