Flora of North America species comparison

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Varilla

varilla
Habit Subshrubs [shrubs], (10–)20–30+ cm (± succulent, sometimes rhizomatous).
Stems

erect.
Leaves

cauline; mostly alternate [opposite]; ± sessile;

blades linear to filiform (± terete) [lance-linear], margins entire, faces glabrous (not gland-dotted).
Involucres

obconic, [3–]5–8 mm diam.
Receptacles

conic, paleate;

paleae falling, linear, scarious, flat or weakly conduplicate, resinous-veined.
Ray florets

0.
Disc florets

60–150+, bisexual, fertile;

corollas greenish yellow, tubes shorter than or about equaling campanulate to cylindric throats, lobes 5, narrowly deltate.
Phyllaries

persistent, [30–]45–60 in [2–]4–5 series ± appressed, lance-linear to subulate, unequal, resinous-nerved.
Heads

discoid, borne singly [in corymbiform arrays].
Cypselae

columnar to clavate, ribs 8–15, faces glabrous;

pappi 0 [bristles].
x

= 18.

Varilla
Distribution
from FNA
TX; Mexico
[BONAP county map]
Discussion

Species 2 (1 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 21, p. 221. Author: John L. Strother.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Varillinae
Subordinate taxa
V. texana
Name authority A. Gray: Mem. Amer. Acad. Arts, n. s. 4: 106. (1849)
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).



Type/paste one or more Latin names into the boxes above; matching taxa will show up below the box as you type. You can use the up/down arrow keys to move through the list.

(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Apiaceae, Boraginaceae, and Polemoniaceae.)

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