Elliottia pyroliflora
Elliottia pyroliflora
Elliottia pyroliflora is a species of the genus Elliottia in the family Ericaceae ( Ericaceae ). It occurs in the northwest and western North America.
- 4.1 Notes and references
Description
Vegetative characteristics
Elliottia pyroliflora grows as more or less spreading shrub, the plant height of 0.5 to 3 meters reached. This year's branches have a hairless or sparsely hairy and green to blue- green colored bark. In older branches the bark is torn and copper-colored.
The alternate or spirally arranged at the ends of the branches leaves are divided into 1-4 mm long petiole and leaf blade. The simple leaf blade is at a length of 1.5 to 5 centimeters and a width of 0.6 to 1.4 cm, elliptic to roundish - lanceolate with wedge-shaped Spreitenbasis. The leaf margins are smooth. Both leaf pages are colored blue-green.
Generative features
The flowering period covers the months of June and July. The terminal trugdoldige inflorescence has a length of 2 to 4 centimeters and contains either only one or two or three flowers. The lance-shaped with a length of 10 to 15 millimeters support leaves have a smooth edge. About one to two continue reading stand 5 to 10 millimeters long flower stalks.
The hermaphrodite flowers are radial symmetry and fünfzählig double perianth. The five sepals are fused and end in 7 to 10 mm long and 2-4 mm wide, lanceolate calyx teeth with pointed top and bewimpertem especially in the lower range boundary. The five pink to copper-colored petals are almost elliptical at a length of 10 to 15 millimeters. There are two circles, each with four or five stamens present. The stamens are glabrous and anthers 1.7 to 2 millimeters in size. The tough pen is bent 10 to 12 mm long or curved back.
5 to 8 millimeters, Fruit bare capsule contains from five to six seeds with a diameter of 0.5 to 0.8 millimeters.
The chromosome number is 2n = 22
Distribution and location
The natural range of Elliottia pyroliflora includes the north and west of Canada and the United States. In Canada, the species occurs in British Columbia. In the U.S. they are found in Alaska, Washington and Oregon.
Elliottia pyroliflora thrives in cool, moist climate with abundant rainfall. One finds this kind in moist coniferous forests and in areas adjoining it at altitudes from 0 to 2500 meters. Mainly the banks of streams and swampy environments are populated in these areas.
System
This species was in 1832 by August Gustav Heinrich von Bongard under the name Cladothamnus pyroliflorus in Mémoires de l' Académie des Sciences de St. - Imperiale Pétersbourg. Sixième Série. Sciences Mathématiques, Physiques et Naturelles, 2 ( 2 ), pp. 155, Table 1 first described. It was made under the name Elliottia pyroliflora by Scott W. Brim and Peter Francis Stevens in the Journal of the Arnold Arboretum, 59 (4 ), pp. 336 in the genus Elliottia 1978. Other synonyms for Elliottia pyroliflora ( Bong. ) Brim & PFStevens are Cladothamnus pyroliflorus bong. and Leiophyllum pyroliflorum ( Bong. ) Dippel.
Swell
- Gordon C. Tucker: Elliottia: Elliottia pyroliflora, pp. 473 - Online, In: Flora of North America Editorial Committee ( eds.): Flora of North America North of Mexico. Volume 8: Paeoniaceae to Ericaceae, Oxford University Press, New York / Oxford et al 2009, ISBN 978-0-19-534026-6.