Pseudocydonia sinensis

(Thouin) C. K. Schneider

Repert. Spec. Nov. Regni Veg. 3: 181. 1906.

IllustratedIntroduced
Basionym: Cydonia sinensis Thouin Ann. Mus. Natl. Hist. Nat. 19: 145, plates 8, 9. 1812
Synonyms: Chaenomeles sinensis (Thouin) Koehne
Treatment appears in FNA Volume 9. Treatment on page 488.

Leaves: stipules 5–12 mm, herbaceous, apex acute; petiole 5–10 mm, pubescent; blade 5–8 × 3.5–5.5 cm, base broadly cuneate or round, apex acute. Pedicels 5–10 mm. Flowers: sepals 6–10 mm; petals 10–15 mm, base short-clawed, apex rounded. 2n = 32.


Phenology: Flowering Mar–Apr; fruiting Aug–Oct.
Habitat: Swampy waste areas
Elevation: elevation unknown

Distribution

V9 822-distribution-map.jpg

Introduced; Calif., Asia (China), also in Europe

Discussion

Pseudocydonia sinensis is cultivated as an ornamental and for its medicinal value. The species was reported from Mendocino County in 1979 (F. Hrusa et al. 2002) but is likely to have a much broader range of habitat in North America.

Selected References

None.

Lower Taxa

None.
... more about "Pseudocydonia sinensis"
yellowish white-tomentose +
Paul M. Catling +  and Gisèle Mitrow +
(Thouin) C. K. Schneider +
purplish black +  and purplish brown +
compound +  and simple +
opposite +  and alternate +
short-clawed +, round +  and cuneate +
Cydonia sinensis +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
obovate +, elliptic-oblong +  and elliptic-ovate +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
3.5cm +  and 5.5cm +
adnate +  and connate +
Calif. +, Asia (China) +  and also in Europe +
not +  and aggregated +
elevation unknown +
with leaves , perianth and androecium +  and developing +
2.5 cm25 mm <br />0.025 m <br /> (3 cm30 mm <br />0.03 m <br />) +
unisexual +  and bisexual +
not +  and aggregated +
not +  and aggregated +
short-pedicellate +  and sessile +
10 cm100 mm <br />0.1 m <br /> (15 cm150 mm <br />0.15 m <br />) +
Swampy waste areas +
not interior +  and constricted +
crassinucellate +
semipersistent +  and deciduous +
pinnate +  and serrate +
toothed +, unlobed +  and lobed +
inferior +  and superior +
biseriate +  and clustered +
collateral +  and basal +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0 (?) +  and 4 (?) +
free +  and distinct +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Flowering Mar–Apr +  and fruiting Aug–Oct. +
adnate +, free +, connate +  and distinct +
Repert. Spec. Nov. Regni Veg. +
pubescent +  and glabrous +
not arillate +
deciduous +
free +  and distinct +
triangular-lanceolate +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Illustrated +  and Introduced +
free +  and distinct +
1/2 length of petals +
branched +  and simple +
1 +  and several +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
deciduous +
basal +, lateral +, subterminal +  and terminal +
elongate +
Chaenomeles sinensis +
Pseudocydonia sinensis +
Pseudocydonia +
species +
inconspicuous +
tree +  and shrub +
17 +, 15 +, 9 +  and 8 +