Flora of North America species comparison

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Dasistoma

dasistoma, mullein-foxglove
Habit Herbs, annual or biennial, possibly sometimes perennial; hemiparasitic.
Stems

erect, not fleshy, puberulent, retrorsely puberulent, or pubescent.
Leaves

loosely basal and cauline, opposite;

petiole present;

blade not fleshy, not leathery, margins pinnatifid to 2-pinnatifid proximally, sometimes entire distally.
Inflorescences

terminal or terminal and axillary, spikelike racemes;

bracts present.
Pedicels

present;

bracteoles absent.
Flowers

sepals 5, calyx weakly bilaterally symmetric, campanulate, lobes ovate to oblong-ovate;

petals 5, corolla yellow, bilabiate, campanulate, abaxial lobes 3, adaxial 2;

stamens 4, didynamous, filaments lanate, anthers glabrous;

staminode 0;

ovary 2-locular, placentation axile;

stigma capitate or 2-lobed.
Capsules

dehiscence loculicidal.
Seeds

50–100, tan or brown, angled, wings absent.

Dasistoma
Distribution
from USDA
e United States; nc United States
[BONAP county map]
Discussion

Species 1.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 17, p. 560. Author: Craig C. Freeman.
Parent taxa Orobanchaceae
Subordinate taxa
D. macrophyllum
Name authority Rafinesque: J. Phys. Chim. Hist. Nat. Arts 89: 99. (1819)
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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