Flora of North America species comparison

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Systenotheca vortriedei

Vortriede's spineflower
Habit Plants 0.2–1.5 × 0.2–1 cm.
Leaf

blades (1–)2–5 × (0.4–)0.5–1 cm.
Involucres

2.5–4 mm.
Pedicels

to 1 mm (bisexual) or less than 0.3 mm (pistillate).
Flowers

perianth of distal flower rose to pink, 1–1.5 mm;

perianth of proximal flower white, 2–2.5 mm;

filaments 2–3 mm;

anthers 0.2–0.3 mm.
Achenes

2–2.5 mm.
2n

= 38, 40.

Systenotheca vortriedei
Phenology Flowering May–Jul.
Habitat Sandy flats and slopes, chaparral communities, pine-oak woodlands
Elevation 700-1500 m (2300-4900 ft)
Distribution
from FNA
CA
[BONAP county map]
Discussion

Systenotheca vortriedei is known only from the Santa Lucia Mountains.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 5, p. 472.
Parent taxa Polygonaceae > subfam. Eriogonoideae > Systenotheca
Synonyms Chorizanthe vortriedei, Centrostegia vortriedei
Name authority (Brandegee) Reveal & Hardham: Phytologia 66: 85. (1989)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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