Nyctaginia

Choisy in A. P. de Candolle and A. L. P. P. de Candolle

in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 13(2): 429. 1849.

Etymology: Greek nyct, night, in reference to noctural flowering
Treatment appears in FNA Volume 4. Treatment on page 57. Mentioned on page 16.

Herbs, perennial, viscid-pubescent, from tuberous taproots. Stems erect to spreading, unarmed, without glutinous bands on internodes. Leaves long petiolate, unequal in each pair, thick and fleshy, base ± asymmetric. Inflorescences axillary and terminal, long pedunculate, capitate; bracts 6–20, forming involucre, subtending cluster of more than 3 flowers; outer bracts ovate or lanceolate, apex acuminate or narrowly acute; inner bracts persistent, not accrescent, distinct, narrower than outer, herbaceous. Flowers bisexual, chasmogamous and/or cleistogamous; cleistogamous perianth small green dome atop developing turbinate base; chasmogamous perianth radially symmetric, orange-red, or all yellow, funnelform, constricted beyond ovary, abruptly expanded to 5-lobed limb; stamens 5–8, slightly exserted; styles exserted slightly beyond stamens; stigmas capitate. Fruits radially symmetric, turbinate, constricted beyond base, apex umbonate, stiffly coriaceous; ribs 10 low, rounded, each swollen at junction of distal, umbonate portion, glabrous, smooth, without glands.

Distribution

sw United States, n Mexico

Discussion

Species 1.

Selected References

None.

"thick" is not a number.

... more about "Nyctaginia"
coriaceous +
Richard W. Spellenberg +
Choisy in A. P. de Candolle and A. L. P. P. de Candolle +
glutinous +
turbinate +
unequal +
woody +, leathery +  and fleshy +
undulate;plane;linear;ovate or more or less round +
? (?) +  and ? (?) +
thin;thick +
connate +  and distinct +
subtending +
corollalike +  and petaloid +
sw United States +  and n Mexico +
small green +
curved +  and straight +
Greek nyct, night, in reference to noctural flowering +
inconspicuous +  and showy +
1 +  and 80 +
cleistogamous +, chasmogamous +  and bisexual +
turbinate +
constricted +
not accrescent +
unequal +
5-lobed +
pubescent +  and glabrous +
sinuate +  and entire +
lanceolate +  and ovate +
expanded +
chasmogamous +  and cleistogamous +
constricted +
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. +
swollen +  and rounded +
thick +  and thin +
fibrous;fleshy +
membranaceous +
ribbed +, 10-ribbed +  and 5-ribbed +
pubescent +, glabrous +  and warty +
wrinkled +
erect +  and spreading +
fusiform +  and linear +
filiform +
Nyctaginia +
Nyctaginaceae +
gland-tipped +