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Phenotypic and genotypic components of growth and reproduction in Typha latifolia: experimental studies in marshes of differing successional maturity

Journal Article · · Ecology; (United States)
DOI:https://doi.org/10.2307/1937746· OSTI ID:6202406

The objective of this study was to separate the genotypic and phenotypic variation in biomass allocation for populations of Typha latifolia from habitats of differing successional maturity. Field studies revealed that the OPEN marsh population of T. latifolia suffered high levels of ramet mortality over winter and had rapid growth in ramet numbers during the growing season. In contrast, the WOODS marsh population suffered predominantly from growing-season mortality with little ramet death over winter. The CATTAIL marsh population was intermediate in mortality patterns to the other two populations. Tissue nutrient analyses and fertilization experiments revealed that T. latifolia in the OPEN marsh was principally nutrient limited while T. latifolia in the WOODS marsh was light limited. The CATTAIL marsh population was exposed to conditions of nutrients and light intermediate to other populations.

Research Organization:
Michigan State Univ., Hickory Corners
OSTI ID:
6202406
Journal Information:
Ecology; (United States), Journal Name: Ecology; (United States) Vol. 62:3; ISSN ECOLA
Country of Publication:
United States
Language:
English