Key to Amaranthaceae

View taxon page for Amaranthaceae

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Cauline leaves 

alternate 

1. Arranged singly, often spirally, along an axis - e.g., one leaf per node. 2. Occurring in different ranks, appearing to be between, not directly above or below, as 'stamens alternate petals'.

; flower unisexual, plants monoecious or dioecious ..... AMARANTHUS

1' Cauline leaves generally 

opposite 

1. Arranged in pairs along an axis - e.g., two leaves per node. 2. Occurring in the same rank, directly above or below, as 'stamens opposite petals'. 3. Located directly across from.

; flower 

bisexual 

Both male and female reproductive parts occurring and functional in the same plant or structure (e.g., flower, spikelet, inflorescence).

2. Hairs 

forked 

Pertaining to a hair or other structure that branches into two parts.

..... TIDESTROMIA

2' Hairs 

simple 

Composed of a single part; undivided; unbranched.

or 0

3. Leaves fleshy; inflorescence 

axillary 

Pertaining to or within an axil, especially a leaf axil.

, flowers 1–3 ..... NITROPHILA

3' Leaves not fleshy; inflorescence axillary, terminal, or both, flowers > 3

4. Perianth parts free ..... ALTERNANTHERA

4' Perianth parts fused >= 1/2 ..... [GUILLEMINEA]

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Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on .

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