Flora of North America species comparison

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Aphragmus

aphragmus
Habit Plants not scapose; (sometimes rhizomatous, caudex thick, covered with persistent petiolar remains); glabrous or pubescent, trichomes simple or forked, (less than 0.1 mm).
Stems

erect or ascending, branched basally.
Leaves

basal and cauline;

petiolate or sessile;

basal rosulate, petiolate, blade margins entire;

cauline petiolate or sessile, blade margins entire.
Racemes

(few- to several-flowered), bracteate throughout or basally.
Flowers

sepals (sometimes persistent), oblong;

petals broadly obovate or spatulate, claw subequaling sepal, (apex rounded [obtuse]);

stamens slightly tetradynamous;

filaments dilated or not basally;

anthers obtuse;

nectar glands confluent, subtending bases of stamens.
Fruiting pedicels

[erect] ascending, divaricate, sometimes recurved, slender.
Fruits

silicles or siliques, sessile or subsessile, oblong, elliptic, or lanceolate [ovate, linear];

valves each with obscure or distinct midvein, (smooth), glabrous;

replum flattened basally;

septum absent [complete and membranous];

style obsolete or distinct (to 2 mm);

stigma capitate.
Seeds

plump, not winged, oblong or ovoid (on filiform funicles often longer than seeds);

seed coat (minutely reticulate), not mucilaginous when wetted;

cotyledons incumbent.
x

= 7.

Aphragmus
Distribution
from USDA
nw North America; Asia (Himalaya, Russian Far East)
[BONAP county map]
Discussion

Species 11 (1 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 7, p. 256. Author: Ihsan A. Al-Shehbaz.
Parent taxa Brassicaceae > tribe Aphragmeae
Subordinate taxa
A. eschscholtzianus
Synonyms Oreas, Orobium, Staintoniella
Name authority Andrzejowski ex de Candolle: in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 1: 209. (1824)
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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(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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