Chenopodium desertorum
Citation:
J. Black, Fl. S. Aust. 181 (1924).
Synonymy: C. microphyllum F. Muell. var. desertorum J. Black, Trans. R. Soc. S. Aust. 46:566 (1922).
Common name: None
Description:
Annual or perennial herbs, prostrate to erect, branching from the base, mealy; leaves opposite or alternate, subsessile or prominently petiolate; lamina elliptic, deltoid, hastate or orbicular, 5-20 mm long.
Inflorescence of small cymes aggregated into narrow or broad panicles; flowers sessile, depressed-globular, 1-2 mm diam.; terminal flowers male or bisexual; lateral flowers female; perianth-segments 5, shortly united at the base, densely mealy outside; stamens 5, united into a circular disk which is sparsely pubescent within.
Fruit enveloped by the perianth; pericarp membranous to succulent; seed horizontal, lenticular, with a rounded margin, 1-1.5 mm diam., testa almost smooth to slightly rugulose or striate, black.
Conservation status:
native
Flowering time: No flowering time is available |
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
|
Biology:
No text
Key to Infraspecific taxa:
|
1. Perianth covered with glistening irregularly shaped vesicular hairs |
|
subsp. desertorum 6a. |
|
1. Perianth covered with dull grey to white vesicular hairs |
|
|
|
2. Plant prostrate to recumbent; leaves up to 10 mm long; flowers c. 1 mm diam., in short inflorescences |
|
subsp. microphyllum 6c. |
|
2. Plant erect; leaves 5-20 mm long; flowers 1-2 mm diam., inflorescence usually exceeding the terminal leaves |
|
|
|
3. Branches slender, straight and rigid; leaves small (to 10 mm long), orbicular to obovate, sparsely mealy; flowers small (c. 1 mm diam.) sparsely to moderately covered with sessile vesicular hairs . |
|
subsp. rectum 6d. |
|
3. Branches straight or flexuose; leaves various, densely mealy (at least below); flowers with globular or branched often stipitate hairs . |
|
subsp. anidiophyllum 6b. |
Author:
Not yet available
|