Flora of North America species comparison

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Chorizanthe pungens

Monterey spineflower
Habit Plants prostrate to ascending or erect, 0.5–2(–2.5) × 0.5–10 dm, grayish-villous.
Leaves

basal;

petiole (0.5–)1–3(–4) cm;

blade oblanceolate, (0.5–)1–5(–7) × (0.3–)0.4–0.7(–1) cm, villous.
Inflorescences

rather dense with secondary branches suppressed, grayish;

bracts 2, similar to leaf blades at proximal nodes only reduced, short-petiolate, becoming linear and aciculate at distal nodes, acerose, 0.5–7 cm × 2–7 mm, awns 0.5–1.2 mm.
Involucres

1, grayish, cylindric, often ventricose basally, 2–2.5(–3) mm, with distinct, white to pink or purple, scarious margins extending nearly full length of awn, corrugate, villous abaxially;

teeth spreading, equal, 0.5–1.5 mm;

awns uncinate with longer ones 2–3 mm and alternating with shorter (1–1.5 mm) ones.
Flowers

exserted;

perianth bicolored with floral tube white and tepals white to rose, cylindric, 2–3.5 mm, pubescent abaxially;

tepals connate less than 1/4 their length, monomorphic, obovate to oblong, acute to truncate and erose apically;

stamens 9, slightly exserted;

filaments distinct, 2–3 mm, glabrous;

anthers cream to rose, ovate, 0.3–0.4 mm.
Achenes

dark brown, globose-lenticular, 2–2.5 mm.

Chorizanthe pungens
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Margins of involucres white (rarely pinkish), scarious; plants prostrate to slightly ascending; coastal areas and adjacent inland valleys
var. pungens
1. Margins of involucres dark pinkish to purple, scarious; plants slightly ascending to erect; coastal mountains
var. hartwegiana
Source FNA vol. 5, p. 453.
Parent taxa Polygonaceae > subfam. Eriogonoideae > Chorizanthe > subg. Amphietes > sect. Ptelosepala
Sibling taxa
C. angustifolia, C. biloba, C. blakleyi, C. brevicornu, C. breweri, C. clevelandii, C. corrugata, C. cuspidata, C. diffusa, C. douglasii, C. fimbriata, C. howellii, C. leptotheca, C. membranacea, C. obovata, C. orcuttiana, C. palmeri, C. parryi, C. polygonoides, C. procumbens, C. rectispina, C. rigida, C. robusta, C. spinosa, C. staticoides, C. stellulata, C. uniaristata, C. valida, C. ventricosa, C. watsonii, C. wheeleri, C. xanti
Subordinate taxa
C. pungens var. hartwegiana, C. pungens var. pungens
Name authority Bentham: Trans. Linn. Soc. London 17: 419, plate 19, fig. 2. (1836)
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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