R: ITIS hierarchy

itis_hierarchy {taxize} | R Documentation

## ITIS hierarchy

### Description

Get hierarchies from TSN values, full, upstream only, or immediate downstream only

### Usage

    itis_hierarchy(tsn, what = "full", ...)

### Arguments

`tsn` | One or more TSN's (taxonomic serial number). Required.
`what` | One of full (full hierarchy), up (immediate upstream), or down (immediate downstream)
`...` | Further arguments passed on to `hierarchy_full`, `hierarchy_up`, or `hierarchy_down`

### Details

Note that `itis_downstream` gets taxa downstream to a particular rank, while this function only gets immediate names downstream.

### See Also

`itis_downstream`

### Examples

    ## Not run:
    # Get full hierarchy
    itis_hierarchy(tsn=180543)

    # Get hierarchy upstream
    itis_hierarchy(tsn=180543, "up")

    # Get hierarchy downstream
    itis_hierarchy(tsn=180543, "down")

    # Many tsn's
    itis_hierarchy(tsn=c(180543,41074,36616))

    ## End(Not run)

[Package taxize version 0.9.0 Index]