Flora of North America species comparison

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Collinsia bartsiifolia

Collinsia corymbosa

white blue-eyed Mary, white collinsia

round-head Chinese-houses
Habit Annuals 5–35 cm. Annuals 5–25 cm.
Stems

erect to ascending or decumbent.

decumbent.
Leaf

blades lanceolate-oblong to oblong, 1–4 cm, margins crenate.

blades lanceolate to ovate, margins crenate, abaxial surface glabrous, adaxial subglabrous or finely gray-hairy.
Inflorescences

sparsely and obscurely glandular or shaggy-hairy or densely glandular;

whorls (1 or)2–7 on main axis, sometimes fewer on branches;

nodes (2 or)3–6-flowered;

flowers crowded;

distalmost bracts linear, 3–5(+) mm.

sparsely and finely glandular;

whorl 1 per branch;

nodes (1–)3–10-flowered;

flowers crowded;

distalmost bracts ovate, 5–9 mm.
Pedicels

ascending to spreading, shorter than calyx, not or scarcely visible.

ascending to spreading, shorter than calyx, not or scarcely visible.
Flowers

calyx lobes oblong to ovate, equal to capsule, apex rounded;

corolla whitish to pinkish, banner lobes and wings rarely purple-tipped and/or with purple spots at base, 8–20 mm, glabrous or glandular;

banner length 0.5–0.9+ times wings, lobe base without folds, tube longer than diam., hairy inside;

banner lobes ± oblong, toothed, backs often touching or parallel, wings ± oblong to obovate, entire or notched;

stamens: abaxial filaments glabrous or hairy, adaxials hairy, basal spur 0(or 1).

calyx lobes oblong to ovate, surpassing capsule, apex rounded;

corolla usually whitish, 14–22 mm, wings sparsely and finely glandular, not hairy;

banner length 0.1–0.3(–0.4) times wings, lobe base without folds, reflexed portion 1 mm, shorter than basal portion, brownish, not red-banded;

stamens: filaments hairy, basal spur 0.
Seeds

8–16, oblong to ovate, sometimes prismatic or hourglass-shaped, 0.8–1.5 mm, margins thickened, inrolled.

8–16, oblong to oval, 2–2.5 mm, margins thickened, inrolled.
2n

= 14.

Collinsia bartsiifolia

Collinsia corymbosa
Phenology Flowering Apr–Jun.
Habitat Coastal sand dunes.
Elevation 0–20 m. (0–100 ft.)
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[BONAP county map]
Discussion

Varieties 4 (4 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Collinsia corymbosa is known from Mendocino County. Specimens from other sites identified as C. corymbosa are C. bartsiifolia var. hirsuta. A phylogenetic study using DNA showed evidence of a close relationship between C. corymbosa and C. bartsiifolia (B. G. Baldwin et al. 2011).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Corollas 13–20 mm.
→ 2
2. Banner lengths 0.7–0.9+ times wings; plants (10–)20–35 cm.
var. bartsiifolia
2. Banner lengths 0.5–0.7 times wings; plants 5–20 cm.
var. hirsuta
1. Corollas 8–14 mm.
→ 3
3. Corollas glabrous, usually white to pale lavender, wings often pinkish, obovate, notably notched; inflorescences not or scarcely glandular.
var. davidsonii
3. Corollas glandular, pink to pinkish lavender, wings usually purple-tipped with purple spots at base, oblong to oblanceolate, entire or shallowly notched; inflorescences usually notably densely glandular.
var. stricta
Source FNA vol. 17, p. 72. FNA vol. 17, p. 71.
Parent taxa Plantaginaceae > Collinsia Plantaginaceae > Collinsia
Sibling taxa
C. antonina, C. callosa, C. childii, C. concolor, C. corymbosa, C. grandiflora, C. greenei, C. heterophylla, C. latifolia, C. linearis, C. multicolor, C. parryi, C. parviflora, C. rattanii, C. sparsiflora, C. tinctoria, C. torreyi, C. verna, C. violacea, C. wrightii
C. antonina, C. bartsiifolia, C. callosa, C. childii, C. concolor, C. grandiflora, C. greenei, C. heterophylla, C. latifolia, C. linearis, C. multicolor, C. parryi, C. parviflora, C. rattanii, C. sparsiflora, C. tinctoria, C. torreyi, C. verna, C. violacea, C. wrightii
Subordinate taxa
C. bartsiifolia var. bartsiifolia, C. bartsiifolia var. davidsonii, C. bartsiifolia var. hirsuta, C. bartsiifolia var. stricta
Name authority Bentham: in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 10: 318. (1846) — (as bartsiaefolia) Herder: Gartenflora 1868: 33, plate 568. (1868): Inde× Seminum (St. Petersburg) 1866: 32. (1868)
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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